Description

Lithium Battery Charger Protection Module (BMS) 4S 40A 16.8V

Specification of 4S 40A 14.8V BMS Lithium-ion 18650 Battery Protection Board

• Battery:4 Cell
• Overcharge detection voltage (V):4.25 ± 0.025
• Over-discharge detection voltage (V):2.50 ± 0.08
• Over current Protection (A):40
• Working current (A):20
• Operating Temperature (°C):-40 ~ +85
• Length (mm):60
• Width (mm):45
• Height (mm):3.5

Features of 4S 40A 14.8V BMS Lithium-ion 18650 Battery Protection Board

• 4 string 16.8V 40A lithium battery protection board (comes with recovery function-AUTO Recovery).
• Scope: Nominal voltage of 3.6V, 3.7V lithium battery (including 18650,26650, a polymer lithium battery).
• Charging voltage: 16.8V – 18.1V.
• Continuous discharge current (upper limit): 40A (if the cooling environment is not good, please reduce the load current use).
• Continuous charge current (upper limit): 20A.