4S 12V 50A BMS PCB Protection Board Inverter UPS Battery

Continuous Discharge Current: 50A; Momentary Discharge Current: 150A; Charge Voltage: 14.6V

Designed for 4 series cell Li-ion batteries, can be used for ternary batteries, manganese acid batteries and cobalt acid batteries

Multiple protective functions including overcharge protection, overdischarge protection and short circuit protection

Balance function ensures each battery cell being fully charged at the same time

Help prolong the service time of your battery pack

Specifications:

Charge Current: 50A

Overcharge Detection Voltage: 3.65 +/- 0.025V

Overcharge Protection Delay: 0.5S

Overcharge Cancel Voltage: 3.6 +/- 0.1V

Balance Detection Voltage: 3.6 +/- 0.025V

Balance Cancel Voltage: 3.6 +/- 0.05V

Balance Current: 10 +/- 5mA

Over-discharge Detection Voltage: 2.35 +/- 0.1V

Over-discharge Detection Delay: 0.1S

Over-discharge Cancel Voltage: 2.8 +/- 0.1V

Overcurrent Detection Voltage: 150mV

Overcurrent Detection Delay: 9mS

Overcurrent Protection Current: 200 +/- 30A

Protection Cancel Condition: Disconnect Load

Short Circuit Protection Condition: Outside Load Short Circuit

Short Circuit Detection Delay: 250uS

Protection Cancel Condition: Disconnect Load

Main Circuit Conduction Internal Resistance: less than or equal to 25m ohm

Working Current: less than or equal to 30uA

Sleeping Current(Battery Over-discharge): less than or equal to 10uA

Operating Temperature:-30℃~﹢80℃

colour: silver

Material: metal + PCB

size: 80x55x1.6mm

Package Contents:

1 x Battery Protection Board

1 x cable

Only the above package content, other products are not included.

Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

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