Specifications:
Single Cell overcharge protect voltage: 4.23 - 4.28V
Single Cell overcharge rotect recover voltage: 4.08 - 4.18
Overcharge protect delay: 0.5 - 1.5S
Single Cell over-discharge protect voltage: 2.72 - 2.88V
Single Cell over-discharge rotect recover voltage: 2.9 - 3.1V
Overcharge protect current: 60A
Over-discharge protect current: 60A
Over-discharge protectdelay: 0.5 - 1.5S
Temperature protect: YES
Disconnect protect: YES
Shortage protect: YES
Shortage delay: 100 - 600μS
Shortage protect recover: YES
Charging current: 25A
Discharging current: 25A
Charging voltage : 12.6V for 3S BMS board
16.8V for 4S BMS board
21V for 5S BMS board
You can change the Series by adjusting the oΩ resistor(or shortcut by tin) as bellow:
Package Included:
1 x 3S BMS 25A 12.6V 4S 16.8V 5S 21V 18650 Li-ion Lithium Battery Protection Board