Battery Management System, Lithium Battery Pack, LiFePO4 Battery Pack manufacturer / supplier in China, offering Lithium Battery BMS Smart 4s 100A Balancer LiFePO4 BMS with Bt RS485, BMS Balance LiFePO4 5s-13s 50A 80A Battery 13s BMS with RS485 Bt, Factory Protection Board 10s 15A 20A 37V LiFePO4 Battery Balance Li-ion 10s BMS and so on.