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4S 18650 Li-ion Battery Protection Circuit Board

Description

Li-ion Lithium Battery 18650 Charger PCB BMS Protection Board with Balance For Drill Motor.

40A Model Specification

Battery: 4 Cell
Overcharge detection voltage: 4.25V ± 0.025V
Over-discharge detection voltage: 2.50V ± 0.08V
Over current Protection: 40A
Working current: 20A
Charging voltage: 16.8V-17V
Operating Temperature: -40°C ~ +85°C
Dimensions in mm (LxWxH):  60 x 45 x 3.5

30A Model Specification

Overcharge detection voltage: 4.28+ 0.05 V
Over charging voltage: 4.095-4.195V
Over discharge voltage: 2.55±0.08
Overcharge detection delay time : 0.1s
Temperature range: -30°C – 80°C.
Short circuit detection delay time: 100ms
Over current detection delay time: 500 ms
Balanced current: 60mA
Working current: 30A
Over current: 60A
Dimensions in mm (LxWxH): 46 x 60 x 3.4

Packed Includes

1 pcs 4S 18650 Li-ion Battery Protection Circuit Board (Specific type) no wires.