The Multi-Battery Manager enables additional Li-ion batteries to be safely added in parallel on your BlueROV2.  This can be used with hybrid and multi-battery systems. Power is drawn from the source with the largest voltage until both/all batteries equalize.


  • Battery voltage:  4.5 – 18V
  • Maximum per battery current:  72A
  • Maximum surge current:  300A
  • Typical switching resistance:  0.44 mOhms