{"product_id":"4s-12v-120a-protection-board-3-2v-bms-li-iron-lithium-battery-charger-protection-board-with-power-battery-balance-board","title":"4S 12V 120A Protection Board 3.2V BMS Li-Iron Lithium Battery Charger Protection Board with Power Battery Balance Board","description":"\u003cp class=\"PDq2pG_selectionAnchorContainer\"\u003eThe \u003cstrong\u003e4S 12V 120A BMS (Battery Management System)\u003c\/strong\u003e is a protection board designed for \u003cstrong\u003e4-cell (4S) lithium iron phosphate (LiFePO4) batteries\u003c\/strong\u003e. It ensures your battery pack works safely by preventing damage from overcharging, over-discharging, or excessive current.\u003cspan class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e⚡ Key Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFor 4S (12V) LiFePO4 Batteries:\u003c\/strong\u003e\u003cbr\u003eDesigned for \u003cstrong\u003e4 × 3.2V cells connected in series\u003c\/strong\u003e \u003cspan class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh Current Support:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eContinuous current: \u003cstrong\u003eup to 120A\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003ePeak current: \u003cstrong\u003eup to 300A\u003c\/strong\u003e \u003cspan class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple Protection Functions:\u003c\/strong\u003e\n\u003cul\u003e\n\u003cli\u003eOvercharge protection\u003c\/li\u003e\n\u003cli\u003eOver-discharge protection\u003c\/li\u003e\n\u003cli\u003eOvercurrent protection\u003c\/li\u003e\n\u003cli\u003eShort circuit protection \u003cspan class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCell Balancing Function:\u003c\/strong\u003e\u003cbr\u003eKeeps all battery cells at equal voltage to \u003cstrong\u003eextend battery life\u003c\/strong\u003e \u003cspan class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEfficient Heat Dissipation:\u003c\/strong\u003e\u003cbr\u003eBuilt with \u003cstrong\u003ealuminum plate\/heatsink\u003c\/strong\u003e for safer operation \u003cspan class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e🔌 Technical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Type:\u003c\/strong\u003e LiFePO4 (Lithium Iron Phosphate)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 12V (4S)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Voltage:\u003c\/strong\u003e 14.8V – 16V \u003cspan class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Current:\u003c\/strong\u003e Up to 50A \u003cspan class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOvercharge Cutoff:\u003c\/strong\u003e ~3.75V per cell \u003cspan class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOver-discharge Cutoff:\u003c\/strong\u003e ~2.1V per cell \u003cspan class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Load Power:\u003c\/strong\u003e Up to ~1500W \u003cspan class=\"\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e🔧 How It Works\u003c\/h2\u003e\n\u003cp\u003e👉 Connect it to your \u003cstrong\u003e4 battery cells (in series)\u003c\/strong\u003e\u003cbr\u003e👉 The BMS monitors voltage, current, and balance\u003cbr\u003e👉 It automatically \u003cstrong\u003ecuts off power\u003c\/strong\u003e if unsafe conditions occur\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003e🧰 Applications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eElectric bikes \u0026amp; scooters\u003c\/li\u003e\n\u003cli\u003eSolar battery storage systems\u003c\/li\u003e\n\u003cli\u003eDIY battery packs\u003c\/li\u003e\n\u003cli\u003ePower tools \u0026amp; backup systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003e⚠️ Important Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eOnly for \u003cstrong\u003eLiFePO4 batteries (NOT Li-ion or LiPo)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eCorrect wiring is very important (follow diagram carefully)\u003c\/li\u003e\n\u003cli\u003eUse proper insulation and cooling for high-current use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e\u003cstrong\u003ePackage Includes: \u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1 x Protection Board \u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e1 x connector\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"digilog.pk","offers":[{"title":"Default Title","offer_id":51649066369302,"sku":"b764","price":0.0,"currency_code":"PKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0744\/0764\/1366\/files\/4S12V120AProtectionBoard3.2VBMSLi-IronLithiumBatteryChargerProtectionBoardwithPowerBatteryBalanceBoard_2.jpg?v=1785938612","url":"https:\/\/digilog.pk\/products\/4s-12v-120a-protection-board-3-2v-bms-li-iron-lithium-battery-charger-protection-board-with-power-battery-balance-board","provider":"digilog.pk","version":"1.0","type":"link"}