BMS 4S 30A Protection Board

4S 30A Lithium Battery BMS Protection Board

Suitable for 4 series 18650 batteries. It does not charge batteries. It is for battery protection. It performs the balancing task.

Features:

•     Protection circuit for 4 series lithium batteries.
•     Overcharge protection.
•     Over-discharge protection.
•     Short circuit protection.
•     Overcurrent flow protection.
•     Suitable for 14.8V 16.8V lithium battery packs.
•     Quality and durable board design.
•     Dimensions: 45mm x 55mm x 3.4mm

Specifications:

•     Working current:15A(Natural cooling 10A, Add heat sink 15A, The maximum instantaneous current 30A)
•     Overcurrent current:20-30A
•     Maximum output power / charging power: 135W
•     Charging Voltage: 16.8V - 18.1V
•     Short circuit protection: Yes, delayed self recovery
•     Overcharge protection
•     Over-discharge protection
•     Overcurrent protection
•     Overcharge detection voltage : 4.25±0.025V
•     Overcharge release voltage: 4.15 ± 0.05V
•     Over discharge detection voltage :2.50±0.08V
•     Over discharge Lift the voltage:3.00±0.1V
•     Remove protection condition automatic recovery, without activation
•     Working Temperature: -40~+50℃
•     Storage Condition:  -40~ +80℃
•     Wiring:Welding output
•     Dimension: 55mm x 22mm x 4mm
•     Weight: 10 gr

Package Contents:

• 1 pcs 4S 30A Lithium Battery BMS Protection Board