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[SELLING] $40 (4) BMS 14s 45A 58.8v, Free shipping US only
Im selling (2) New and (2) used BMS, the (2) used has been installed on a battery pack but have not used due to financial difficulties I had to take it off.  My loss your gain.

  • Brand new

  • Size: approx. 120 * 60 * 9mm

  • Cable length: approx. 300mm

  • With overcharge protection, over discharge protection, over current protection.

  • Short circuit protection, temperature protection.

  • Fine workmanship and good performance.

  • Long service life.

Attention When Connecting:
  • When we connect BMS with cells or disassemble BMS from battery pack, the following order and regulations must be complied with to avoid damage of components of BMS and problems of not protecting of cells.

  • In order to achieve the best performance of BMS and to run the longest distance, all the battery must be matched well (Each battery voltage ≦0.05V, IR≦15 mΩ, capacity≦30mAh) to make sure the better consistency of the battery.

  • Cell must be connected in parallel first, after then connected in series.

  • 1. Connect charging /discharging wire, battery pack negative wire.

  • 2. After confirm the wires are connected OK, plug the connector cable in the BMS

  • Do not plug connector cable in the BMS before connect wire.

  • Attention, ESD protection during work.

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