4S 40A BMS Balanced/Enhanced

Integrate 10 low-load resistance MOS tubes, continuously discharge 40A, 100mA balance current, suitable for electric drill/sprayer/LED light/low power inverter.

Scope of application: suitable for lithium batteries with a nominal voltage of 3.7V and a full voltage of 4.2V, including 18650, 26650, and polymer lithium batteries
Product size: 45*56*3.4mm (enhanced version), 45*60*3.4mm (balanced version)
Product weight: 14.5g (enhanced version), 12.5g (balanced version)
Charging voltage: 16.8V-18.1V
Continuous discharge current (upper limit): 40A (if the heat dissipation environment is not good, please reduce the load current)
Continuous charging current (upper limit): 20A
It is suitable for electric drills with starting current below 80A and power below 230W. The balanced version has a balanced charging function.