{"product_id":"pgybms-hardware-protection-board-pgy151-100a-4s-lifepo4-power-management-protection-module","title":"PGYBMS Hardware Protection Board PGY151 100A 4S LiFePO4 Power Management \u0026 Protection Module","description":"\u003cp\u003eThe PGY-151 is a high-performance 4-series (4S) LiFePO₄ Battery Management System (BMS) designed for rechargeable lithium iron phosphate battery packs.\u003cbr\u003eIt supports a continuous charge and discharge current of up to 100A and adopts a common port design for charging and discharging.\u003c\/p\u003e\n\u003cp\u003eThis BMS integrates comprehensive protection functions, cell balancing, and temperature monitoring to ensure battery safety, stability, and long service life. It is suitable for energy storage and power battery applications.\u003c\/p\u003e\n\u003cp\u003eKey Features:\u003cbr\u003eSupport for 4S LiFePO₄ battery packs\u003cbr\u003e100A continuous charge \u0026amp; discharge current\u003cbr\u003eCommon port (charge and discharge share the same port)\u003cbr\u003eOver-charge, over-discharge, over-current, and short-circuit protection\u003cbr\u003eDual temperature protection (external NTC + internal thermal switch)\u003cbr\u003eCell balancing function to improve battery consistency\u003cbr\u003eLow power consumption design\u003cbr\u003eHigh reliability MOSFET configuration (8 charge + 8 discharge MOSFETs)\u003c\/p\u003e\n\u003cp\u003eElectrical Specifications (Typical):\u003cbr\u003eBattery Type: LiFePO₄ (Lithium Iron Phosphate)\u003cbr\u003eSeries Configuration: 4S\u003cbr\u003eNominal Pack Voltage: 12.8V\u003cbr\u003eMax Charging Voltage: 14.6V (CC-CV)\u003cbr\u003eContinuous Charge Current: 100A\u003cbr\u003eContinuous Discharge Current: 100A\u003cbr\u003eCell Balancing Voltage: 3.525V (typ.)\u003cbr\u003eBalancing Current: 70mA (typ.)\u003cbr\u003eInternal Resistance (Rds): ≤ 35 mΩ\u003cbr\u003eQuiescent Current: ≤ 100 µA\u003c\/p\u003e\n\u003cp\u003eApplications:\u003cbr\u003eLiFePO₄ energy storage systems\u003cbr\u003ePower battery packs\u003cbr\u003eBackup power systems\u003cbr\u003eIndustrial lithium battery solutions\u003c\/p\u003e","brand":"PGYbms","offers":[{"title":"4S \/ 100A","offer_id":43086943486018,"sku":null,"price":27.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0649\/5600\/6466\/files\/01_1df9d77a-e6ce-4188-bcc2-d4e689a9b574.jpg?v=1773389381","url":"https:\/\/store.pgybms.com\/products\/pgybms-hardware-protection-board-pgy151-100a-4s-lifepo4-power-management-protection-module","provider":"PGYbms","version":"1.0","type":"link"}