3S 12V 25A 18650 Lithium Battery Protection Board 11.1V 12.6V With Balanced Circuit


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The protection board has over charge protection function, over discharge protection function, over current protection function and short circuit protection function.
Board charging and discharging are the same port, board is included balanced circuit.
When the charge balance, the board will be a bit warm, even after disconnecting the charger, some are still in balance, will continue to warm for a while until below the equilibrium break threshold.
The protection board can not be used for iron lithium polymer battery (for other batteries, no matter what material, as long as the overvoltage and put voltage can be used for cutting), electric fishmachine batteries, electric bicycle batteries, car and motorcycle starter battery protection.
Applicable to the following products (within rated power):
Electric drill, 775 motor (6A-10A), small power inverter, small power vacuum massager battery, LED lamp, 12V standby power electronic products, 12V120W car washing pump, battery, solar street lamp monitoring standby power supply, and other products.
Rated current can't over 25A, it can't exceed 50A per 0.5 seconds.


Overcharge voltage range: 4.25-4.35v + 0.05v

Overdischarge voltage range: 2.3-2.7v + 0.05v
Operating current: 0 – 25A
Operating temperature: -40 – +50℃
Instantaneous current: 35 – 40A
Storage condition: -40 – +80℃
Quiescent current: less than 30uA
Balance current: about 40 – 50mA
Effective life: more than 30000 hours
Internal resistance: less than 100m ohm
Short-circuit protection: protection, delayed self recovery
Size: 56 x 45 x 4mm 

Package included:

1 x 3S 12V 18650 lithium battery protection board