4S 6A lipo lithium Polymer BMS/PCM/PCB battery protection board for 4 Packs 18650 Li-ion Battery Cell
no balance board version: just 1 PCS 4S/6A board, no balance function.
with balance board version: 1 PCS 4S balance board add 1 PCS 4S/6A board, so with balance function.
4 series 18650 battery 16.8V 16V 14.8V
14.8V (Li-ion 18650 or li-ion battery rated voltage)
16.8V (Li-ion battery full charge voltage)
14.4V ( Lipo battery pack rated voltage)
The lithium battery protection board is not included the welding tabs.
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.
Parameter:
Over Charge Voltage:4.3v±0.05v
Over Discharge Voltage: 2.5v±0.2v
Max working current:6-8A
Max Peak current:12A
size: 72mm*17mm*3.0mm
Working Temperature:-40---+50
Storage Temperature:-40-- +80
Resistance:less 100mΩ
Short cut Protection:Protectable ,change for repair
4S BMS Cnnection instruction:
Note: We only sell battery protection board, do not include the battery in the picture.
4S li-ion balance board
4S Li-ion balance board parameter
balance voltage: 4.2V
balance current: 66mA
SMT Workshop: