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4S 20A Square 14.8V 16.8V BMS Battery Management System PCM PCB for 4 Series 18650 li-ion Lithium Ion Battery Pack
3S/4S 100A 12V BMS Battery Charging Module PCB BMS Protection Board for 3 Series lithium LicoO2 Limn2O4 18650 battery -with Balance -suitable for UPS Inverter telecom Battery Box
NOTE 1) This board is suitable for UPS, Battery bank or inverter, also suitable for high power electronic tools, like screwdrivers and drills. Features: 1) High-accuracy voltage detection circuit; 2) Terminal of the charger using high voltage device; 3) Built-in three-stage over-current detection circuit (over-current 1, over-current 2, or load short circuit); 4) MOS transistor can control the battery charge and discharge; 5) low standby current consumption.
Charging voltage range:: 12.6V; Maximal continuous charging current: 8A
Over-discharge recovery voltage: 2.5v ± 0.05v, over-discharge-delay-time: 144ms
Maximum Continuous Discharging current: 100A, Maximum Working current: 100A, Max Instantaneous Discharge Current: 150A; Static current: less than 8uA;
Short circuit protection: protect and automatic recovery, Over discharge protection: yes, over-current-protection: yes
Refer Datasheet in Images for more information