{"title":"6V LiFePO4 Battery Packs (6.4V Nominal)","description":null,"products":[{"product_id":"18650-lifepo4-battery-pack-6-4v-1800mah-2s-protected","title":"18650 LiFePO4 Battery Pack 6.4V 1800mAh (2S) with Protection Board – Pre-wired Red\/Black Leads for 6V Devices, Solar Lights \u0026 DIY Projects","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSafe 6.4V power for your 6V devices, solar lights, and DIY projects.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThis \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e18650 LiFePO4 (Lithium Iron Phosphate) Battery Pack\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e features two cells connected in series (2S), delivering a stable \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6.4V nominal voltage\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (7.3V full charge) and a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e1800mAh capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eUnlike standard 3.7V Li-ion cells, LiFePO4 chemistry offers superior thermal stability, an ultra-long cycle life, and a much lower risk of fire or explosion. It is a perfect rechargeable replacement for 4-cell AA\/alkaline battery packs (6V) or devices requiring a 6V power source. It comes fully assembled with a built-in \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eprotection board (BMS)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and pre-wired with red (positive) and black (negative) leads.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e CRITICAL WARNING: Voltage Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eThis is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S LiFePO4 battery (6.4V nominal)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. You \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMUST\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e use a dedicated LiFePO4 charger with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e7.3V cutoff\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Never use a standard 2S Li-ion charger (8.4V) or a single-cell charger, as it will overcharge the battery and cause permanent damage or fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4 Chemistry:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e High thermal stability, excellent safety, and an ultra-long cycle life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S Configuration (6.4V):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Ideal replacement for 4x AA\/alkaline batteries (6V) or 6V devices.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBuilt-in Protection Board (BMS):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Protects against overcharge, over-discharge, over-current, and short circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePre-wired \u0026amp; Ready to Use:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Comes with red (+) and black (-) leads for quick connection.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCompact 2-Cell Layout:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Shrink-wrapped pack measuring approx. 67mm (H) x 38mm (W) x 18.4mm (D).\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eParameters\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCell Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e18650 LiFePO4 (Lithium Iron Phosphate)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eConfiguration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e2S1P (2 cells in series)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e6.4V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFull Charge Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e7.3V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e1800mAh\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eProtection Board\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eYes (Overcharge, Over-discharge, Over-current, Short circuit)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWiring\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eRed (+), Black (-)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 67mm (H) x 38mm (W) x 18.4mm (D)*\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 100g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e*Dimensions are approximate and include the protection board and heat shrink wrap. Please allow ±1-2mm tolerance.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eRecommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6V Devices:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Perfect replacement for devices using 4x AA\/alkaline batteries (4x 1.5V = 6V).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSolar Garden Lights:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e The ideal replacement battery for outdoor solar path lights.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDIY 6.4V Projects:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Custom electronics requiring a stable 6V-6.4V power source.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eEmergency Lighting:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Reliable, safe power for low-drain emergency lamps.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNot Recommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDevices Requiring 7.4V\/8.4V:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e This battery will not work properly in standard 2S Li-ion devices due to the lower voltage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHigh-Drain Power Tools:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Not suitable for tools requiring high burst currents.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStandard Li-ion Chargers:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Never charge this with an 8.4V or 4.2V charger.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eFAQ\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ1: Can I use my standard 2S Li-ion charger (8.4V) for this battery?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNO.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e You must use a dedicated LiFePO4 charger with a 7.3V cutoff. Using an 8.4V charger will overcharge and damage the battery, potentially causing a fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ2: Why is the voltage 6.4V? I thought 2S was 7.4V.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: This is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e battery, not a standard Li-ion battery. LiFePO4 cells have a nominal voltage of 3.2V (3.2V x 2 = 6.4V), with a max charge of 7.3V. Standard Li-ion is 3.7V\/4.2V.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ3: Can I use this to replace AA batteries?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: Yes, it is an excellent replacement for 4x AA batteries (4x 1.5V = 6V) in devices like toys, solar lights, and small motors, provided the physical dimensions fit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ4: What is the actual capacity?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: The pack consists of two cells in series, providing a capacity of 1800mAh (capacity does not increase in series).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ5: Does it have a protection board?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: Yes, it includes a built-in BMS to prevent overcharge, over-discharge, and short circuits.\u003c\/span\u003e\u003c\/p\u003e","brand":"Power Pack Hub","offers":[{"title":"Default Title","offer_id":68188041052464,"sku":"P74","price":18.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/7386\/5520\/files\/18650-lifepo4-battery-pack-6.4v-1800mah-2s-protected-main.webp?v=1793668945"},{"product_id":"18650-lifepo4-battery-pack-6-4v-3600mah-2s2p-protected","title":"18650 LiFePO4 Battery Pack 6.4V 3600mAh (2S2P) with Protection Board – Pre-wired Red\/Black Leads for 6V Devices, Solar Lights \u0026 DIY Projects","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSafe 6.4V power with double the capacity for your 6V devices and DIY projects.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThis \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e18650 LiFePO4 (Lithium Iron Phosphate) Battery Pack\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e features four cells arranged in a 2S2P configuration (2 in series, 2 in parallel) within a compact 2x2 square layout. It delivers a stable \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6.4V nominal voltage\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (7.3V full charge) and a doubled \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e3600mAh capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eUnlike standard 3.7V Li-ion cells, LiFePO4 chemistry offers superior thermal stability, an ultra-long cycle life, and a much lower risk of fire or explosion. It is a perfect rechargeable replacement for 4-cell AA\/alkaline battery packs (6V) or devices requiring a 6V power source. It comes fully assembled with a built-in \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eprotection board (BMS)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and pre-wired with red (positive) and black (negative) leads.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e CRITICAL WARNING: Voltage Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eThis is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S LiFePO4 battery (6.4V nominal)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. You \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMUST\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e use a dedicated LiFePO4 charger with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e7.3V cutoff\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Never use a standard 2S Li-ion charger (8.4V) or a single-cell charger, as it will overcharge the battery and cause permanent damage or fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4 Chemistry:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e High thermal stability, excellent safety, and an ultra-long cycle life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S2P Configuration (6.4V \/ 3600mAh):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Offers both the 6V voltage you need and double the capacity of a standard 2S pack.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCompact 2x2 Square Layout:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Space-saving design (approx. 38mm x 38mm x 67mm) ideal for tight enclosures.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBuilt-in Protection Board (BMS):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Protects against overcharge, over-discharge, over-current, and short circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePre-wired \u0026amp; Ready to Use:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Comes with red (+) and black (-) leads for quick connection.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eParameters\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCell Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e18650 LiFePO4 (Lithium Iron Phosphate)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eConfiguration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e2S2P (4 cells: 2 series, 2 parallel, 2x2 square)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e6.4V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFull Charge Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e7.3V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e3600mAh\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eProtection Board\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eYes (Overcharge, Over-discharge, Over-current, Short circuit)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWiring\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eRed (+), Black (-)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 67mm (H) x 38mm (W) x 38mm (D)*\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 200g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e*Dimensions are approximate and include the protection board and heat shrink wrap. Please allow ±1-2mm tolerance.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eRecommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6V Devices:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Perfect replacement for devices using 4x AA\/alkaline batteries (4x 1.5V = 6V).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSolar Garden Lights:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e The ideal replacement battery for outdoor solar path lights requiring longer runtime.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDIY 6.4V Projects:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Custom electronics requiring a stable 6V-6.4V power source.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eEmergency Lighting:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Reliable, safe power for low-drain emergency lamps.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNot Recommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDevices Requiring 7.4V\/8.4V:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e This battery will not work properly in standard 2S Li-ion devices due to the lower voltage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHigh-Drain Power Tools:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Not suitable for tools requiring high burst currents.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStandard Li-ion Chargers:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Never charge this with an 8.4V or 4.2V charger.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eFAQ\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ1: Can I use my standard 2S Li-ion charger (8.4V) for this battery?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNO.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e You must use a dedicated LiFePO4 charger with a 7.3V cutoff. Using an 8.4V charger will overcharge and damage the battery, potentially causing a fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ2: Why is the voltage 6.4V? I thought 2S was 7.4V.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: This is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e battery, not a standard Li-ion battery. LiFePO4 cells have a nominal voltage of 3.2V (3.2V x 2 = 6.4V), with a max charge of 7.3V. Standard Li-ion is 3.7V\/4.2V.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ3: What does \"2S2P\" mean?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: It means 2 cells in series (to double the voltage to 6.4V) and 2 cells in parallel (to double the capacity to 3600mAh).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ4: Can I use this to replace AA batteries?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: Yes, it is an excellent replacement for 4x AA batteries (4x 1.5V = 6V) in devices like toys, solar lights, and small motors, provided the physical dimensions fit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ5: How should I connect the wires?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: The \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ered wire is positive (+)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and the \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eblack wire is negative (-)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Ensure correct polarity when connecting to your device.\u003c\/span\u003e\u003c\/p\u003e","brand":"Power Pack Hub","offers":[{"title":"Default Title","offer_id":68188566847792,"sku":"P75","price":30.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/7386\/5520\/files\/18650-lifepo4-battery-pack-6.4v-3600mah-2s2p-protected-main.webp?v=1793669118"},{"product_id":"18650-lifepo4-battery-pack-6-4v-5400mah-2s3p-protected","title":"18650 LiFePO4 Battery Pack 6.4V 5400mAh (2S3P) with Protection Board – Pre-wired Red\/Black Leads for 6V Devices, Solar Lights \u0026 DIY Projects","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMassive 5400mAh capacity with ultimate safety for your 6V devices and DIY projects.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThis \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e18650 LiFePO4 (Lithium Iron Phosphate) Battery Pack\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e features six cells arranged in a 2S3P configuration (2 in series, 3 in parallel) within a compact rectangular layout. It delivers a stable \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6.4V nominal voltage\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (7.3V full charge) and a massive \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e5400mAh capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eUnlike standard 3.7V Li-ion cells, LiFePO4 chemistry offers superior thermal stability, an ultra-long cycle life, and a much lower risk of fire or explosion. It is a perfect rechargeable replacement for 4-cell AA\/alkaline battery packs (6V) or devices requiring a 6V power source with exceptionally long runtime. It comes fully assembled with a built-in \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eprotection board (BMS)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and pre-wired with red (positive) and black (negative) leads.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e CRITICAL WARNING: Voltage Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eThis is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S LiFePO4 battery (6.4V nominal)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. You \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMUST\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e use a dedicated LiFePO4 charger with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e7.3V cutoff\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Never use a standard 2S Li-ion charger (8.4V) or a single-cell charger, as it will overcharge the battery and cause permanent damage or fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4 Chemistry:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e High thermal stability, excellent safety, and an ultra-long cycle life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S3P Configuration (6.4V \/ 5400mAh):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Offers both the 6V voltage you need and triple the capacity for exceptionally long runtime.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCompact 2x3 Rectangular Layout:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Space-saving design (approx. 67mm x 56mm x 36mm) ideal for tight enclosures.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBuilt-in Protection Board (BMS):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Protects against overcharge, over-discharge, over-current, and short circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePre-wired \u0026amp; Ready to Use:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Comes with red (+) and black (-) leads for quick connection.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eParameters\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCell Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e18650 LiFePO4 (Lithium Iron Phosphate)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eConfiguration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e2S3P (6 cells: 2 series, 3 parallel, 2x3 layout)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e6.4V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFull Charge Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e7.3V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e5400mAh\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eProtection Board\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eYes (Overcharge, Over-discharge, Over-current, Short circuit)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWiring\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eRed (+), Black (-)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 67mm (H) x 56mm (W) x 36mm (D)*\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 300g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e*Dimensions are approximate and include the protection board and heat shrink wrap. Please allow ±1-2mm tolerance.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eRecommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6V Devices:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Perfect replacement for devices using 4x AA\/alkaline batteries (4x 1.5V = 6V).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSolar Garden Lights:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e The ideal replacement battery for outdoor solar path lights requiring ultra-long runtime.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDIY 6.4V Projects:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Custom electronics requiring a stable 6V-6.4V power source.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eEmergency Lighting:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Reliable, safe power for low-drain emergency lamps.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNot Recommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDevices Requiring 7.4V\/8.4V:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e This battery will not work properly in standard 2S Li-ion devices due to the lower voltage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHigh-Drain Power Tools:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Not suitable for tools requiring high burst currents.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStandard Li-ion Chargers:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Never charge this with an 8.4V or 4.2V charger.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eFAQ\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ1: Can I use my standard 2S Li-ion charger (8.4V) for this battery?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNO.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e You must use a dedicated LiFePO4 charger with a 7.3V cutoff. Using an 8.4V charger will overcharge and damage the battery, potentially causing a fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ2: Why is the voltage 6.4V? I thought 2S was 7.4V.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: This is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e battery, not a standard Li-ion battery. LiFePO4 cells have a nominal voltage of 3.2V (3.2V x 2 = 6.4V), with a max charge of 7.3V. Standard Li-ion is 3.7V\/4.2V.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ3: What does \"2S3P\" mean?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: It means 2 cells in series (to double the voltage to 6.4V) and 3 cells in parallel (to triple the capacity to 5400mAh).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ4: Can I use this to replace AA batteries?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: Yes, it is an excellent replacement for 4x AA batteries (4x 1.5V = 6V) in devices like toys, solar lights, and small motors, provided the physical dimensions fit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ5: How should I connect the wires?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: The \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ered wire is positive (+)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and the \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eblack wire is negative (-)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Ensure correct polarity when connecting to your device.\u003c\/span\u003e\u003c\/p\u003e","brand":"Power Pack Hub","offers":[{"title":"Default Title","offer_id":68188594241840,"sku":"P76","price":39.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/7386\/5520\/files\/18650-lifepo4-battery-pack-6.4v-5400mah-2s3p-protected-main.webp?v=1793669309"},{"product_id":"32700-lifepo4-battery-pack-6-4v-5000mah-2s-protected","title":"32700 LiFePO4 Battery Pack 6.4V 5000mAh (2S) with Protection Board – Pre-wired Red\/Black Leads (No Connector) for 6V Devices, Solar Lights \u0026 DIY Projects","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSafe 6.4V power for your 6V devices, solar lights, and DIY projects.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThis \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e32700 LiFePO4 (Lithium Iron Phosphate) Battery Pack\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e features two large-format cells connected in series (2S), delivering a stable \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6.4V nominal voltage\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (7.3V full charge) and a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e5000mAh capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eUnlike standard 3.7V Li-ion cells, LiFePO4 chemistry offers superior thermal stability, an ultra-long cycle life, and a much lower risk of fire or explosion. The 32700 form factor (approx. 32mm diameter per cell) is ideal for replacing 4-cell AA\/alkaline battery packs (6V) in solar lights, toys, portable devices, and custom 6V projects. It comes fully assembled with a built-in \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eprotection board (BMS)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and pre-wired with red (positive) and black (negative) leads. \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNote: The wire ends are bare (no connector attached).\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e CRITICAL WARNING: Voltage Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eThis is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S LiFePO4 battery (6.4V nominal)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. You \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMUST\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e use a dedicated LiFePO4 charger with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e7.3V cutoff\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Never use a standard 2S Li-ion charger (8.4V) or a single-cell charger, as it will overcharge the battery and cause permanent damage or fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4 Chemistry:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e High thermal stability, excellent safety, and an ultra-long cycle life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S Configuration (6.4V):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Ideal replacement for 4x AA\/alkaline batteries (6V) or 6V devices.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBuilt-in Protection Board (BMS):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Protects against overcharge, over-discharge, over-current, and short circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePre-wired Leads:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Comes with red (+) and black (-) wires. \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNo connector is attached\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (bare wire ends).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e32700 Form Factor:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Large, robust cells designed for high-capacity applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eParameters\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCell Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e32700 LiFePO4 (Lithium Iron Phosphate)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eConfiguration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e2S1P (2 cells in series, side-by-side)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e6.4V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFull Charge Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e7.3V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e5000mAh\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eProtection Board\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eYes (Overcharge, Over-discharge, Short circuit)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWiring\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eRed (+), Black (-)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eConnector\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNone (Bare wire ends)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 66mm (W) x 32mm (D) x 72mm (H)*\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 300g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e*Dimensions are approximate and include the protection board and heat shrink wrap. Please allow ±1-2mm tolerance.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eRecommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6V Solar Lights:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e The ideal replacement battery for outdoor solar path lights and lawn lamps.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6V Devices:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Perfect replacement for devices using 4x AA\/alkaline batteries (4x 1.5V = 6V).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDIY 6.4V Projects:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Custom electronics requiring a stable 6V-6.4V power source.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eEmergency Lighting:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Reliable, safe power for low-drain emergency lamps.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNot Recommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDevices Requiring 7.4V\/8.4V:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e This battery will not work properly in standard 2S Li-ion devices due to the lower voltage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHigh-Drain Power Tools:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Not suitable for tools requiring high burst currents.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStandard Li-ion Chargers:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Never charge this with an 8.4V or 4.2V charger.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eFAQ\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ1: Can I use my standard 2S Li-ion charger (8.4V) for this battery?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNO.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e You must use a dedicated LiFePO4 charger with a 7.3V cutoff. Using an 8.4V charger will overcharge and damage the battery, potentially causing a fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ2: Why is the voltage 6.4V? I thought 2S was 7.4V.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: This is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e battery, not a standard Li-ion battery. LiFePO4 cells have a nominal voltage of 3.2V (3.2V x 2 = 6.4V), with a max charge of 7.3V. Standard Li-ion is 3.7V\/4.2V.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ3: Does it come with a connector?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNo.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e The battery comes with bare red and black wires. You will need to solder or attach your own connector based on your device's requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ4: Can I use this to replace AA batteries?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: Yes, it is an excellent replacement for 4x AA batteries (4x 1.5V = 6V) in devices like solar lights, toys, and small motors, provided the physical dimensions fit.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ5: How should I connect the wires?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: The \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ered wire is positive (+)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and the \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eblack wire is negative (-)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Ensure correct polarity when connecting to your device.\u003c\/span\u003e\u003c\/p\u003e","brand":"Power Pack Hub","offers":[{"title":"Default Title","offer_id":68198283247920,"sku":"P102","price":27.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/7386\/5520\/files\/32700-lifepo4-battery-pack-6.4v-5000mah-2s-protected-main.webp?v=1793673249"},{"product_id":"32700-lifepo4-battery-pack-6-4v-10000mah-2s2p-protected","title":"32700 LiFePO4 Battery Pack 6.4V 10000mAh (2S2P) with Protection Board – Pre-wired Red\/Black Leads (No Connector) for 6V Devices, Solar Lights \u0026 DIY Projects","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSafe 6.4V power with double the capacity for your 6V devices and DIY projects.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThis \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e32700 LiFePO4 (Lithium Iron Phosphate) Battery Pack\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e features four large-format cells arranged in a 2S2P configuration (2 in series, 2 in parallel) in an inline layout. It delivers a stable \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6.4V nominal voltage\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (7.3V full charge) and a doubled \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e10000mAh capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eUnlike standard 3.7V Li-ion cells, LiFePO4 chemistry offers superior thermal stability, an ultra-long cycle life, and a much lower risk of fire or explosion. The 32700 form factor (approx. 32mm diameter per cell) is ideal for replacing 4-cell AA\/alkaline battery packs (6V) in solar lights, toys, portable devices, and custom 6V projects. It comes fully assembled with a built-in \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eprotection board (BMS)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and pre-wired with red (positive) and black (negative) leads. \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNote: The wire ends are bare (no connector attached).\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e CRITICAL WARNING: Voltage Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eThis is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S LiFePO4 battery (6.4V nominal)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. You \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMUST\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e use a dedicated LiFePO4 charger with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e7.3V cutoff\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Never use a standard 2S Li-ion charger (8.4V) or a single-cell charger, as it will overcharge the battery and cause permanent damage or fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4 Chemistry:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e High thermal stability, excellent safety, and an ultra-long cycle life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S2P Configuration (6.4V \/ 10000mAh):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Offers both the 6V voltage you need and double the capacity for longer runtime.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBuilt-in Protection Board (BMS):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Protects against overcharge, over-discharge, over-current, and short circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePre-wired Leads:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Comes with red (+) and black (-) wires. \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNo connector is attached\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (bare wire ends).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e32700 Form Factor:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Large, robust cells designed for high-capacity applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eParameters\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCell Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e32700 LiFePO4 (Lithium Iron Phosphate)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eConfiguration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e2S2P (4 cells: 2 series, 2 parallel)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e6.4V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFull Charge Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e7.3V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e10000mAh (10Ah)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eProtection Board\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eYes (Overcharge, Over-discharge, Short circuit)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWiring\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eRed (+), Black (-)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eConnector\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNone (Bare wire ends)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 132mm (W) x 32mm (D) x 72mm (H)*\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 600g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e*Dimensions are approximate and include the protection board and heat shrink wrap. Please allow ±1-2mm tolerance.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eRecommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6V Solar Lights:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e The ideal replacement battery for outdoor solar path lights and lawn lamps requiring longer runtime.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6V Devices:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Perfect replacement for devices using 4x AA\/alkaline batteries (4x 1.5V = 6V).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDIY 6.4V Projects:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Custom electronics requiring a stable 6V-6.4V power source.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eEmergency Lighting:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Reliable, safe power for low-drain emergency lamps.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNot Recommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDevices Requiring 7.4V\/8.4V:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e This battery will not work properly in standard 2S Li-ion devices due to the lower voltage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eHigh-Drain Power Tools:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Not suitable for tools requiring high burst currents.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStandard Li-ion Chargers:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Never charge this with an 8.4V or 4.2V charger.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eFAQ\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ1: Can I use my standard 2S Li-ion charger (8.4V) for this battery?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNO.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e You must use a dedicated LiFePO4 charger with a 7.3V cutoff. Using an 8.4V charger will overcharge and damage the battery, potentially causing a fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ2: Why is the voltage 6.4V? I thought 2S was 7.4V.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: This is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e battery, not a standard Li-ion battery. LiFePO4 cells have a nominal voltage of 3.2V (3.2V x 2 = 6.4V), with a max charge of 7.3V. Standard Li-ion is 3.7V\/4.2V.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ3: What does \"2S2P\" mean?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: It means 2 cells in series (to double the voltage to 6.4V) and 2 cells in parallel (to double the capacity to 10000mAh).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ4: Does it come with a connector?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNo.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e The battery comes with bare red and black wires. You will need to solder or attach your own connector based on your device's requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ5: How should I connect the wires?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: The \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ered wire is positive (+)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and the \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eblack wire is negative (-)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Ensure correct polarity when connecting to your device.\u003c\/span\u003e\u003c\/p\u003e","brand":"Power Pack Hub","offers":[{"title":"Default Title","offer_id":68198289572144,"sku":"P103","price":49.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/7386\/5520\/files\/32700-lifepo4-battery-pack-6.4v-10000mah-2s2p-protected-main.webp?v=1793673394"},{"product_id":"32700-lifepo4-battery-pack-6-4v-10000mah-2s2p-2plus2","title":"32700 LiFePO4 Battery Pack 6.4V 10000mAh (2S2P 2+2 Layout) with Protection Board – Pre-wired Red\/Black Leads (No Connector) for 6V Devices, Solar Lights \u0026 DIY Projects","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSafe 6.4V power in a compact 2+2 layout, with double the capacity for your 6V devices and DIY projects.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThis \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e32700 LiFePO4 (Lithium Iron Phosphate) Battery Pack\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e features four large-format cells arranged in a 2S2P configuration (2 in series, 2 in parallel) in a staggered 2+2 layout. It delivers a stable \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6.4V nominal voltage\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (7.3V full charge) and a doubled \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e10000mAh capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eUnlike standard 3.7V Li-ion cells, LiFePO4 chemistry offers superior thermal stability, an ultra-long cycle life, and a much lower risk of fire or explosion. The 32700 form factor (approx. 32mm diameter per cell) is ideal for replacing 4-cell AA\/alkaline battery packs (6V) in solar lights, toys, portable devices, and custom 6V projects. The 2+2 layout creates a taller, narrower footprint (142mm), making it suitable for specific enclosures. It comes fully assembled with a built-in \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eprotection board (BMS)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and pre-wired with red (positive) and black (negative) leads. \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNote: The wire ends are bare (no connector attached).\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e CRITICAL WARNING: Voltage Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eThis is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S LiFePO4 battery (6.4V nominal)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. You \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMUST\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e use a dedicated LiFePO4 charger with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e7.3V cutoff\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Never use a standard 2S Li-ion charger (8.4V) or a single-cell charger, as it will overcharge the battery and cause permanent damage or fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4 Chemistry:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e High thermal stability, excellent safety, and an ultra-long cycle life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S2P Configuration (6.4V \/ 10000mAh):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Offers both the 6V voltage you need and double the capacity for longer runtime.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCompact 2+2 Layout:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Space-saving tall design (approx. 142mm height) ideal for specific battery compartments.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBuilt-in Protection Board (BMS):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Protects against overcharge, over-discharge, over-current, and short circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePre-wired Leads:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Comes with red (+) and black (-) wires. \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNo connector is attached\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (bare wire ends).\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eParameters\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCell Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e32700 LiFePO4 (Lithium Iron Phosphate)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eConfiguration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e2S2P (4 cells: 2 series, 2 parallel, 2+2 layout)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e6.4V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFull Charge Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e7.3V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e10000mAh (10Ah)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eProtection Board\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eYes (Overcharge, Over-discharge, Short circuit)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWiring\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eRed (+), Black (-)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eConnector\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNone (Bare wire ends)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 66mm (W) x 64mm (D) x 142mm (H)*\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 600g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e*Dimensions are approximate and include the protection board and heat shrink wrap. Please allow ±1-2mm tolerance.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eRecommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6V Solar Lights:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e The ideal replacement battery for outdoor solar path lights and lawn lamps requiring longer runtime.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6V Devices:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Perfect replacement for devices using 4x AA\/alkaline batteries (4x 1.5V = 6V).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDIY 6.4V Projects:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Custom electronics requiring a stable 6V-6.4V power source.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eEmergency Lighting:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Reliable, safe power for low-drain emergency lamps.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNot Recommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDevices Requiring 7.4V\/8.4V:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e This battery will not work properly in standard 2S Li-ion devices due to the lower voltage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStandard Flat Battery Bays:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Due to the tall 2+2 shape, please measure your enclosure carefully to ensure it fits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStandard Li-ion Chargers:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Never charge this with an 8.4V or 4.2V charger.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eFAQ\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ1: Can I use my standard 2S Li-ion charger (8.4V) for this battery?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNO.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e You must use a dedicated LiFePO4 charger with a 7.3V cutoff. Using an 8.4V charger will overcharge and damage the battery, potentially causing a fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ2: Why is the voltage 6.4V? I thought 2S was 7.4V.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: This is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e battery, not a standard Li-ion battery. LiFePO4 cells have a nominal voltage of 3.2V (3.2V x 2 = 6.4V), with a max charge of 7.3V. Standard Li-ion is 3.7V\/4.2V.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ3: What does \"2S2P\" mean?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: It means 2 cells in series (to double the voltage to 6.4V) and 2 cells in parallel (to double the capacity to 10000mAh).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ4: Does it come with a connector?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNo.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e The battery comes with bare red and black wires. You will need to solder or attach your own connector based on your device's requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ5: How should I connect the wires?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: The \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ered wire is positive (+)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and the \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eblack wire is negative (-)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Ensure correct polarity when connecting to your device.\u003c\/span\u003e\u003c\/p\u003e","brand":"Power Pack Hub","offers":[{"title":"Default Title","offer_id":68198295896368,"sku":"P104","price":47.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/7386\/5520\/files\/32700-lifepo4-battery-pack-6.4v-10000mah-2s2p-2plus2-protected-main.webp?v=1793673556"},{"product_id":"32700-lifepo4-battery-pack-6-4v-15000mah-2s3p-with-protection-board-pre-wired-red-black-leads-no-connector-for-6v-devices-solar-storage-diy-projects","title":"32700 LiFePO4 Battery Pack 6.4V 15000mAh (2S3P) with Protection Board – Pre-wired Red\/Black Leads (No Connector) for 6V Devices, Solar Storage \u0026 DIY Projects","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSafe 6.4V power with triple the capacity for your 6V devices and DIY projects.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThis \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e32700 LiFePO4 (Lithium Iron Phosphate) Battery Pack\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e features six large-format cells arranged in a 2S3P configuration (2 in series, 3 in parallel) in an inline layout. It delivers a stable \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6.4V nominal voltage\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (7.3V full charge) and a massive \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e15000mAh capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eUnlike standard 3.7V Li-ion cells, LiFePO4 chemistry offers superior thermal stability, an ultra-long cycle life, and a much lower risk of fire or explosion. The 32700 form factor (approx. 32mm diameter per cell) is ideal for replacing 4-cell AA\/alkaline battery packs (6V) in solar lights, toys, portable devices, and custom 6V projects. The inline layout (194mm length) is perfect for long, narrow battery compartments. It comes fully assembled with a built-in \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eprotection board (BMS)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and pre-wired with red (positive) and black (negative) leads. \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNote: The wire ends are bare (no connector attached).\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e CRITICAL WARNING: Voltage Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eThis is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S LiFePO4 battery (6.4V nominal)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. You \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMUST\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e use a dedicated LiFePO4 charger with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e7.3V cutoff\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Never use a standard 2S Li-ion charger (8.4V) or a single-cell charger, as it will overcharge the battery and cause permanent damage or fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4 Chemistry:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e High thermal stability, excellent safety, and an ultra-long cycle life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S3P Configuration (6.4V \/ 15000mAh):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Offers both the 6V voltage you need and triple the capacity for exceptionally long runtime.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eInline Layout:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Long, robust design (approx. 194mm length) ideal for narrow battery bays.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBuilt-in Protection Board (BMS):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Protects against overcharge, over-discharge, over-current, and short circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePre-wired Leads:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Comes with red (+) and black (-) wires. \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNo connector is attached\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (bare wire ends).\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eParameters\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCell Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e32700 LiFePO4 (Lithium Iron Phosphate)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eConfiguration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e2S3P (6 cells: 2 series, 3 parallel, inline)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e6.4V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFull Charge Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e7.3V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e15000mAh (15Ah)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eProtection Board\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eYes (Overcharge, Over-discharge, Short circuit)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWiring\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eRed (+), Black (-)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eConnector\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNone (Bare wire ends)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 194mm (W) x 32mm (D) x 72mm (H)*\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 900g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e*Dimensions are approximate and include the protection board and heat shrink wrap. Please allow ±1-2mm tolerance.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eRecommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6V Solar Lights:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e The ideal replacement battery for outdoor solar path lights and lawn lamps requiring longer runtime.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6V Devices:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Perfect replacement for devices using 4x AA\/alkaline batteries (4x 1.5V = 6V).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDIY 6.4V Projects:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Custom electronics requiring a stable 6V-6.4V power source.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eEmergency Lighting:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Reliable, safe power for low-drain emergency lamps.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNot Recommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDevices Requiring 7.4V\/8.4V:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e This battery will not work properly in standard 2S Li-ion devices due to the lower voltage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStandard Small Battery Bays:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Due to the 194mm length, please measure your enclosure carefully to ensure it fits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStandard Li-ion Chargers:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Never charge this with an 8.4V or 4.2V charger.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eFAQ\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ1: Can I use my standard 2S Li-ion charger (8.4V) for this battery?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNO.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e You must use a dedicated LiFePO4 charger with a 7.3V cutoff. Using an 8.4V charger will overcharge and damage the battery, potentially causing a fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ2: Why is the voltage 6.4V? I thought 2S was 7.4V.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: This is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e battery, not a standard Li-ion battery. LiFePO4 cells have a nominal voltage of 3.2V (3.2V x 2 = 6.4V), with a max charge of 7.3V. Standard Li-ion is 3.7V\/4.2V.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ3: What does \"2S3P\" mean?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: It means 2 cells in series (to double the voltage to 6.4V) and 3 cells in parallel (to triple the capacity to 15000mAh).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ4: Does it come with a connector?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNo.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e The battery comes with bare red and black wires. You will need to solder or attach your own connector based on your device's requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ5: How should I connect the wires?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: The \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ered wire is positive (+)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and the \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eblack wire is negative (-)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Ensure correct polarity when connecting to your device.\u003c\/span\u003e\u003c\/p\u003e","brand":"Power Pack Hub","offers":[{"title":"Default Title","offer_id":68198302023984,"sku":"P105","price":85.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/7386\/5520\/files\/32700-lifepo4-battery-pack-6.4v-15000mah-2s3p-protected-main.webp?v=1793673686"},{"product_id":"32700-lifepo4-battery-pack-6-4v-15000mah-2s3p-3plus3","title":"32700 LiFePO4 Battery Pack 6.4V 15000mAh (2S3P 3+3 Layout) with Protection Board – Pre-wired Red\/Black Leads (No Connector) for 6V Devices, Solar Storage \u0026 DIY Projects","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSafe 6.4V power in a compact 3+3 layout, with triple the capacity for your 6V devices and DIY projects.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThis \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e32700 LiFePO4 (Lithium Iron Phosphate) Battery Pack\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e features six large-format cells arranged in a 2S3P configuration (2 in series, 3 in parallel) in a staggered 3+3 layout. It delivers a stable \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6.4V nominal voltage\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (7.3V full charge) and a massive \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e15000mAh capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eUnlike standard 3.7V Li-ion cells, LiFePO4 chemistry offers superior thermal stability, an ultra-long cycle life, and a much lower risk of fire or explosion. The 32700 form factor (approx. 32mm diameter per cell) is ideal for replacing 4-cell AA\/alkaline battery packs (6V) in solar lights, toys, portable devices, and custom 6V projects. The 3+3 layout creates a more compact, rectangular footprint (98x142mm), making it ideal for tighter enclosures where a long inline pack won't fit. It comes fully assembled with a built-in \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eprotection board (BMS)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and pre-wired with red (positive) and black (negative) leads. \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNote: The wire ends are bare (no connector attached).\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e CRITICAL WARNING: Voltage Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eThis is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S LiFePO4 battery (6.4V nominal)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. You \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMUST\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e use a dedicated LiFePO4 charger with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e7.3V cutoff\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Never use a standard 2S Li-ion charger (8.4V) or a single-cell charger, as it will overcharge the battery and cause permanent damage or fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4 Chemistry:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e High thermal stability, excellent safety, and an ultra-long cycle life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S3P Configuration (6.4V \/ 15000mAh):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Offers both the 6V voltage you need and triple the capacity for exceptionally long runtime.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCompact 3+3 Layout:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Space-saving rectangular design (approx. 98mm x 142mm) ideal for tighter enclosures.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBuilt-in Protection Board (BMS):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Protects against overcharge, over-discharge, over-current, and short circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePre-wired Leads:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Comes with red (+) and black (-) wires. \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNo connector is attached\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (bare wire ends).\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eParameters\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCell Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e32700 LiFePO4 (Lithium Iron Phosphate)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eConfiguration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e2S3P (6 cells: 2 series, 3 parallel, 3+3 layout)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e6.4V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFull Charge Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e7.3V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e15000mAh (15Ah)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eProtection Board\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eYes (Overcharge, Over-discharge, Short circuit)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWiring\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eRed (+), Black (-)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eConnector\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNone (Bare wire ends)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 98mm (W) x 64mm (D) x 142mm (H)*\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 900g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e*Dimensions are approximate and include the protection board and heat shrink wrap. Please allow ±1-2mm tolerance.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eRecommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6V Solar Lights:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e The ideal replacement battery for outdoor solar path lights and lawn lamps requiring longer runtime.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6V Devices:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Perfect replacement for devices using 4x AA\/alkaline batteries (4x 1.5V = 6V).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDIY 6.4V Projects:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Custom electronics requiring a stable 6V-6.4V power source.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eEmergency Lighting:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Reliable, safe power for low-drain emergency lamps.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNot Recommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDevices Requiring 7.4V\/8.4V:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e This battery will not work properly in standard 2S Li-ion devices due to the lower voltage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStandard Flat Battery Bays:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Due to the 3+3 rectangular shape, please measure your enclosure carefully to ensure it fits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStandard Li-ion Chargers:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Never charge this with an 8.4V or 4.2V charger.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eFAQ\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ1: Can I use my standard 2S Li-ion charger (8.4V) for this battery?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNO.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e You must use a dedicated LiFePO4 charger with a 7.3V cutoff. Using an 8.4V charger will overcharge and damage the battery, potentially causing a fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ2: Why is the voltage 6.4V? I thought 2S was 7.4V.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: This is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e battery, not a standard Li-ion battery. LiFePO4 cells have a nominal voltage of 3.2V (3.2V x 2 = 6.4V), with a max charge of 7.3V. Standard Li-ion is 3.7V\/4.2V.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ3: What does \"2S3P\" mean?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: It means 2 cells in series (to double the voltage to 6.4V) and 3 cells in parallel (to triple the capacity to 15000mAh).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ4: Does it come with a connector?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNo.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e The battery comes with bare red and black wires. You will need to solder or attach your own connector based on your device's requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ5: How should I connect the wires?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: The \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ered wire is positive (+)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and the \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eblack wire is negative (-)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Ensure correct polarity when connecting to your device.\u003c\/span\u003e\u003c\/p\u003e","brand":"Power Pack Hub","offers":[{"title":"Default Title","offer_id":68198321914160,"sku":"P106","price":85.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/7386\/5520\/files\/32700-lifepo4-battery-pack-6.4v-15000mah-2s3p-3plus3-protected-main.webp?v=1793673831"},{"product_id":"32700-lifepo4-battery-pack-6-4v-20000mah-2s4p-protected","title":"32700 LiFePO4 Battery Pack 6.4V 20000mAh (2S4P) with Protection Board – Pre-wired Red\/Black Leads (No Connector) for 6V Devices, Solar Storage \u0026 DIY Projects","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSafe 6.4V power with quadruple the capacity for your 6V devices and DIY projects.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThis \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e32700 LiFePO4 (Lithium Iron Phosphate) Battery Pack\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e features eight large-format cells arranged in a 2S4P configuration (2 in series, 4 in parallel) in an extra-long inline layout. It delivers a stable \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6.4V nominal voltage\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (7.3V full charge) and a massive \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e20000mAh capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eUnlike standard 3.7V Li-ion cells, LiFePO4 chemistry offers superior thermal stability, an ultra-long cycle life, and a much lower risk of fire or explosion. The 32700 form factor (approx. 32mm diameter per cell) is ideal for replacing 4-cell AA\/alkaline battery packs (6V) in solar lights, toys, portable devices, and custom 6V projects. The extra-long inline layout (258mm length) is perfect for long, narrow battery compartments. It comes fully assembled with a built-in \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eprotection board (BMS)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and pre-wired with red (positive) and black (negative) leads. \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNote: The wire ends are bare (no connector attached).\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e CRITICAL WARNING: Voltage Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eThis is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S LiFePO4 battery (6.4V nominal)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. You \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMUST\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e use a dedicated LiFePO4 charger with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e7.3V cutoff\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Never use a standard 2S Li-ion charger (8.4V) or a single-cell charger, as it will overcharge the battery and cause permanent damage or fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4 Chemistry:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e High thermal stability, excellent safety, and an ultra-long cycle life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S4P Configuration (6.4V \/ 20000mAh):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Offers both the 6V voltage you need and quadruple the capacity for exceptionally long runtime.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eExtra-Long Inline Layout:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Robust design (approx. 258mm length) ideal for long, narrow battery bays.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBuilt-in Protection Board (BMS):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Protects against overcharge, over-discharge, over-current, and short circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePre-wired Leads:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Comes with red (+) and black (-) wires. \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNo connector is attached\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (bare wire ends).\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eParameters\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCell Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e32700 LiFePO4 (Lithium Iron Phosphate)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eConfiguration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e2S4P (8 cells: 2 series, 4 parallel, inline)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e6.4V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFull Charge Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e7.3V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e20000mAh (20Ah)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eProtection Board\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eYes (Overcharge, Over-discharge, Short circuit)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWiring\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eRed (+), Black (-)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eConnector\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNone (Bare wire ends)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 258mm (W) x 32mm (D) x 72mm (H)*\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 1200g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e*Dimensions are approximate and include the protection board and heat shrink wrap. Please allow ±1-2mm tolerance.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eRecommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6V Solar Lights:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e The ideal replacement battery for outdoor solar path lights and lawn lamps requiring longer runtime.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6V Devices:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Perfect replacement for devices using 4x AA\/alkaline batteries (4x 1.5V = 6V).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDIY 6.4V Projects:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Custom electronics requiring a stable 6V-6.4V power source.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eEmergency Lighting:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Reliable, safe power for low-drain emergency lamps.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNot Recommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDevices Requiring 7.4V\/8.4V:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e This battery will not work properly in standard 2S Li-ion devices due to the lower voltage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStandard Small Battery Bays:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Due to the 258mm length, please measure your enclosure carefully to ensure it fits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStandard Li-ion Chargers:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Never charge this with an 8.4V or 4.2V charger.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eFAQ\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ1: Can I use my standard 2S Li-ion charger (8.4V) for this battery?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNO.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e You must use a dedicated LiFePO4 charger with a 7.3V cutoff. Using an 8.4V charger will overcharge and damage the battery, potentially causing a fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ2: Why is the voltage 6.4V? I thought 2S was 7.4V.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: This is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e battery, not a standard Li-ion battery. LiFePO4 cells have a nominal voltage of 3.2V (3.2V x 2 = 6.4V), with a max charge of 7.3V. Standard Li-ion is 3.7V\/4.2V.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ3: What does \"2S4P\" mean?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: It means 2 cells in series (to double the voltage to 6.4V) and 4 cells in parallel (to quadruple the capacity to 20000mAh).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ4: Does it come with a connector?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNo.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e The battery comes with bare red and black wires. You will need to solder or attach your own connector based on your device's requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ5: How should I connect the wires?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: The \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ered wire is positive (+)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and the \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eblack wire is negative (-)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Ensure correct polarity when connecting to your device.\u003c\/span\u003e\u003c\/p\u003e","brand":"Power Pack Hub","offers":[{"title":"Default Title","offer_id":68198325649712,"sku":"P107","price":95.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/7386\/5520\/files\/32700-lifepo4-battery-pack-6.4v-20000mah-2s4p-protected-main.webp?v=1793673971"},{"product_id":"32700-lifepo4-battery-pack-6-4v-20000mah-2s4p-4plus4","title":"32700 LiFePO4 Battery Pack 6.4V 20000mAh (2S4P 4+4 Layout) with Protection Board – Pre-wired Red\/Black Leads (No Connector) for 6V Devices, Solar Storage \u0026 DIY Projects","description":"\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eSafe 6.4V power in a compact 4+4 layout, with quadruple the capacity for your 6V devices and DIY projects.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eThis \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e32700 LiFePO4 (Lithium Iron Phosphate) Battery Pack\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e features eight large-format cells arranged in a 2S4P configuration (2 in series, 4 in parallel) in a staggered 4+4 layout. It delivers a stable \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6.4V nominal voltage\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (7.3V full charge) and a massive \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e20000mAh capacity\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eUnlike standard 3.7V Li-ion cells, LiFePO4 chemistry offers superior thermal stability, an ultra-long cycle life, and a much lower risk of fire or explosion. The 32700 form factor (approx. 32mm diameter per cell) is ideal for replacing 4-cell AA\/alkaline battery packs (6V) in solar lights, toys, portable devices, and custom 6V projects. The 4+4 layout creates a compact, square-like footprint (130x142mm), making it ideal for tighter enclosures where a long inline pack won't fit. It comes fully assembled with a built-in \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eprotection board (BMS)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and pre-wired with red (positive) and black (negative) leads. \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNote: The wire ends are bare (no connector attached).\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e CRITICAL WARNING: Voltage Compatibility\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e\u003c\/span\u003e\u003cbr\u003e\u003cspan class=\"\"\u003eThis is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S LiFePO4 battery (6.4V nominal)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. You \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eMUST\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e use a dedicated LiFePO4 charger with a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e7.3V cutoff\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Never use a standard 2S Li-ion charger (8.4V) or a single-cell charger, as it will overcharge the battery and cause permanent damage or fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eKey Features\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4 Chemistry:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e High thermal stability, excellent safety, and an ultra-long cycle life.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e2S4P Configuration (6.4V \/ 20000mAh):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Offers both the 6V voltage you need and quadruple the capacity for exceptionally long runtime.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eCompact 4+4 Layout:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Space-saving rectangular design (approx. 130mm x 142mm) ideal for tighter enclosures.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eBuilt-in Protection Board (BMS):\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Protects against overcharge, over-discharge, over-current, and short circuits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ePre-wired Leads:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Comes with red (+) and black (-) wires. \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNo connector is attached\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e (bare wire ends).\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eParameters\u003c\/span\u003e\u003c\/h3\u003e\n\u003cdiv class=\"ds-scroll-area ds-scroll-area--show-on-focus-within ds-scroll-area--enabled _1210dd7 c03cafe9\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eParameter\u003c\/span\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cspan class=\"\"\u003eSpecification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eCell Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e32700 LiFePO4 (Lithium Iron Phosphate)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eConfiguration\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e2S4P (8 cells: 2 series, 4 parallel, 4+4 layout)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e6.4V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eFull Charge Voltage\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e7.3V\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eNominal Capacity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003e20000mAh (20Ah)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eProtection Board\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eYes (Overcharge, Over-discharge, Short circuit)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWiring\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eRed (+), Black (-)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eConnector\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNone (Bare wire ends)\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eDimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 130mm (W) x 64mm (D) x 142mm (H)*\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan class=\"\"\u003eApprox. 1200g\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cem\u003e\u003cspan class=\"\"\u003e*Dimensions are approximate and include the protection board and heat shrink wrap. Please allow ±1-2mm tolerance.\u003c\/span\u003e\u003c\/em\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eApplications\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eRecommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6V Solar Lights:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e The ideal replacement battery for outdoor solar path lights and lawn lamps requiring longer runtime.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003e6V Devices:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Perfect replacement for devices using 4x AA\/alkaline batteries (4x 1.5V = 6V).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDIY 6.4V Projects:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Custom electronics requiring a stable 6V-6.4V power source.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eEmergency Lighting:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Reliable, safe power for low-drain emergency lamps.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNot Recommended For:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eDevices Requiring 7.4V\/8.4V:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e This battery will not work properly in standard 2S Li-ion devices due to the lower voltage.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStandard Flat Battery Bays:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Due to the 4+4 rectangular shape, please measure your enclosure carefully to ensure it fits.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eStandard Li-ion Chargers:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e Never charge this with an 8.4V or 4.2V charger.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3\u003e\u003cspan class=\"\"\u003eFAQ\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ1: Can I use my standard 2S Li-ion charger (8.4V) for this battery?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNO.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e You must use a dedicated LiFePO4 charger with a 7.3V cutoff. Using an 8.4V charger will overcharge and damage the battery, potentially causing a fire.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ2: Why is the voltage 6.4V? I thought 2S was 7.4V.\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: This is a \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eLiFePO4\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e battery, not a standard Li-ion battery. LiFePO4 cells have a nominal voltage of 3.2V (3.2V x 2 = 6.4V), with a max charge of 7.3V. Standard Li-ion is 3.7V\/4.2V.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ3: What does \"2S4P\" mean?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: It means 2 cells in series (to double the voltage to 6.4V) and 4 cells in parallel (to quadruple the capacity to 20000mAh).\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ4: Does it come with a connector?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eNo.\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e The battery comes with bare red and black wires. You will need to solder or attach your own connector based on your device's requirements.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eQ5: How should I connect the wires?\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cspan class=\"\"\u003eA: The \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003ered wire is positive (+)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e and the \u003c\/span\u003e\u003cstrong\u003e\u003cspan class=\"\"\u003eblack wire is negative (-)\u003c\/span\u003e\u003c\/strong\u003e\u003cspan class=\"\"\u003e. Ensure correct polarity when connecting to your device.\u003c\/span\u003e\u003c\/p\u003e","brand":"Power Pack Hub","offers":[{"title":"Default Title","offer_id":68198340002096,"sku":"P108","price":95.98,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1000\/7386\/5520\/files\/32700-lifepo4-battery-pack-6.4v-20000mah-2s4p-4plus4-protected-main.webp?v=1793674149"}],"url":"https:\/\/powerpackhub.com\/collections\/6v-lifepo4-battery-packs-6-4v-nominal.oembed","provider":"PowerPackHub","version":"1.0","type":"link"}