{"product_id":"4s-12-8v-100a-lifepo4-bms-protection-board-hx-4s-f100a","title":"4S 12.8V 100A LiFePO4 BMS Protection Board (HX-4S-F100A)","description":"\u003ch5\u003eDescription\u003c\/h5\u003e\n\u003cp\u003eThe \u003cstrong\u003eHX-4S-F100A\u003c\/strong\u003e is a heavy-duty Battery Management System (BMS) designed specifically for \u003cstrong\u003e4-series (12.8V \/ 14.4V) Lithium Iron Phosphate (LiFePO4)\u003c\/strong\u003e battery packs. This high-performance protection board supports a massive \u003cstrong\u003e100A continuous discharge current\u003c\/strong\u003e, making it the ideal choice for demanding applications such as electric vehicle motors, solar power walls, and high-wattage UPS systems. Equipped with advanced integrated circuits, the HX-4S-F100A provides comprehensive protection against overcharge, over-discharge, and short circuits, ensuring the safety and longevity of your high-capacity battery investment.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003ePeople also search for:\u003c\/strong\u003e 4s 100a lifepo4 bms, hx-4s-f100a datasheet, 12.8v 100a protection board, lifepo4 bms high current, 4 series lithium iron phosphate bms, 12v solar battery bms, bms with heat sink 100a.\u003c\/p\u003e\n\n\u003chr\u003e\n\n\u003ch5\u003eSpecifications\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e HX-4S-F100A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Type:\u003c\/strong\u003e LiFePO4 (Lithium Iron Phosphate)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e 4 Series (4S)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 12.8V\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Continuous Discharge Current:\u003c\/strong\u003e 100A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePeak Instantaneous Current:\u003c\/strong\u003e 120A - 150A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOvercharge Protection Voltage:\u003c\/strong\u003e 3.75V ± 0.05V (per cell)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOver-discharge Protection Voltage:\u003c\/strong\u003e 2.1V ± 0.08V (per cell)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCharging Current:\u003c\/strong\u003e Up to 100A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Standard high-current footprint with integrated aluminum heat sink\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch5\u003eApplications\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolar Energy Storage:\u003c\/strong\u003e Managing DIY LiFePO4 battery banks for off-grid power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectric Vehicles:\u003c\/strong\u003e Powering e-bikes, scooters, and golf carts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMarine \u0026amp; RV:\u003c\/strong\u003e Deep-cycle battery protection for trolling motors and cabin power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Power Inverters:\u003c\/strong\u003e Providing stable 12V DC input for AC power conversion.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial UPS:\u003c\/strong\u003e Reliable backup power for critical servers and telecommunications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch5\u003eUsage Notes\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWiring Sequence:\u003c\/strong\u003e Always connect the B- (Battery Negative) first, followed by the balance wires (B1, B2, B3) and finally B+. Incorrect sequences can damage the BMS sensing logic.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Dissipation:\u003c\/strong\u003e While this board features an integrated heat sink, ensure adequate airflow when drawing more than 60A continuously.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWire Gauge:\u003c\/strong\u003e Use high-quality 6AWG or 8AWG silicone wires for the main power terminals to prevent excessive voltage drop and heat at 100A loads.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch5\u003ePackage Includes\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003e1 × 4S 12.8V 100A BMS with Protection (HX-4S-F100A)\u003c\/li\u003e\n\u003cli\u003e1 × Balance Connector Wiring Harness\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"TOMSON ELECTRONICS","offers":[{"title":"Default Title","offer_id":47737311330542,"sku":"BAT-28429","price":620.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2132\/9029\/files\/4s-100a-12-8v-lifepo4-14-8v-li-ion-high-power-supply-bms-protection-board1.webp?v=1773139870","url":"https:\/\/www.tomsonelectronics.com\/products\/4s-12-8v-100a-lifepo4-bms-protection-board-hx-4s-f100a","provider":"Tomson Electronics ","version":"1.0","type":"link"}