Product Code: External power board
Availability: In Stock
Ex Tax: $3.90

the External power Board is for connecting battery to external socke on BMS, avoid battery power BMS by voltage sense wire, then improve cell voltage accuracy.

the board can be used on all Chargery BMS model.


  • DC connector to BMS : 5.5*2.1mm
  • DC socket to battery: 20# or 22# wire
  • power switch: turn on BMS or turn off BMS
  • size: 41*21mm

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