37V 42V 10S 45A Li-ion Battery Protection Board BMS PCB System



Continuous discharging current: 45A
Instantaneous diacharge current: 100A
Charging voltage: 42V
Charging current: 45A
Over-charge detect: 4.28±0.05V
Protect delay: 100ms
Over-charge release: 4.08±0.05V


Detect voltage: 4.2±0.025V
Release voltage: 4.2±0.05V
Balance current: 60±5mA
Over-discharge: 2.55±0.08V
Over-discharge detect delay: 50mS
Release voltage: 2.9±0.1V
Detect voltage: 150mV
Detect delay: 15mS
Current detect: 130±10A
Resistance: ≤15mΩ
Working current:≤ 50uA
Sleep current(when over-discharge): ≤10uA
Working temperature: -30 to 80℃
Size: 120 x 60 x 9mm

Main function:

Over charge protection, over discharge protection function, short circuit protection
function, over current protection function,with band balance.


Step1: Connect charging /discharging wire , battery pack negative wire
Step2: After confirm the wires are connected OK, plug the connector cable in the BMS
DO NOT plug CONNECTOR CABLE in the BMS before connect wire!!
Attention, ESD protection during work

Package includes:

1 x 10S 45A Protection board
1 x Cabel