4S 40A Li-ion Lithium BMS Battery Protection Board

4S 40A Li-ion Lithium BMS Battery Protection Board

SKU: BPB0001 Category:

Integrated 10 low load resistance MOS tube, continuous discharge 40A, 100mA balanced current, for electric drill/sprayer/ LED lights/low power inverter.

4S 16.8V 40A lithium battery protection board (comes with recovery function-AUTO Recovery)

Charging voltage: 16.8V – 18.1V
Continuous charge current (upper limit): 20A
Board Size: 45*55*3.4mm(Standard/Enhance),46*60*3.4mm(Balance)
Continuous discharge current (upper limit): 40A (if the cooling environment is not good, please reduce the load current use)
Scope: the Nominal voltage of 3.6V, 3.7V lithium battery (including 18650,26650, polymer lithium battery)

Standard version: for driving current below 60A, power 100W below the drill.

Enhance Version: For driving current below 80A, power 135W below the drill
Balanced version: suitable for driving current below 80A, power 135W below the drill. (with balance)

4S 40A balance version has upgraded:

1. increased anti-interference function,
2. reduce the large current heat by 30%,
3. starting power increased from 135W to 220W (4S40A)

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