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BMS 4S Li-ion BMS 120A for 280ah

chips@34

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Nov 30, 2020
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I have 4 of the 280ah cells from Aliexpress and picked up the 4S Li-ion BMS 120A BMS from there also , but watching some of the build videos they seem to have like the 4/0 cables on those Daly bms 12v .....Mine is like the "Overkill " ones and has 3 wires for input and 3 for output.....but much smaller wires but think they can handle the current from what i seen on youtube videos.....
I was told i could use it but just wanted some more info just to double check....lol
I am just building a wood box and should i connect the 3 wire output to a 4/0 cable to the ground? thanks
This is a photo of the bms 4s 120A

Thanks​

 

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