Description
BMS protection card for 2 batteries
Battery management system for Lithium-Ion battery, 7.4 V 20A
Lithium-ion cell charge protection and management
Requires 8.4v li-ion charger
Sold individually
Connection instructions:
B+ to be connected to the + of the battery
B- to connect to the - of the battery
P+ to the output use as well as the load
P- to the output use as well as the load
Dimensions: 45 x 15 x 3.4mm
Operating current 20A
Main functions:
overload protection, short circuit protection, overcurrent protection.
Precautions:
Before installing the protection board, you must make sure the battery is well matched, the voltage difference between each battery should not be 0.05V
The lower the voltage difference, the better the protection board will work.
If this is a replacement for an old electronic card, please pay attention to the proper functioning of the batteries.
During installation, use a multimeter to check the battery voltage.
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