Need 12 volts to run two water pumps.

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  • TRUCKPULL
    Fast Electric Addict!
    • Apr 2007
    • 2971

    #1

    Need 12 volts to run two water pumps.

    I need 12 volts to run two water pumps.( pumps are 400mA @ 12V each)

    The boat is a twin Cat , 8S to each motor.

    I want to wire the output of two of these in series to get 12 Volts.



    What will I also need to do this ( caps, diodes Etc.), and How.

    Larry
    Past NAMBA- P Mono -1 Mile Race Record holder
    Past NAMBA- P Sport -1 Mile Race Record holder
    Bump & Grind Racing Props -We Like Em Smooth & Wet
  • fweasel
    master of some
    • Jul 2016
    • 4285

    #2
    Many ways to skin a cat. I would use a regulator with the voltage you want. This one for example.
    Vac-U-Tug Jr (13mph)

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    • TRUCKPULL
      Fast Electric Addict!
      • Apr 2007
      • 2971

      #3
      thank you Ryan- that will work.

      Larry
      Past NAMBA- P Mono -1 Mile Race Record holder
      Past NAMBA- P Sport -1 Mile Race Record holder
      Bump & Grind Racing Props -We Like Em Smooth & Wet

      Comment

      • RaceMechaniX
        Fast Electric Addict!
        • Sep 2007
        • 2821

        #4
        I also run the Pololu regulators to power my pumps. My pumps are very small and barely pull any power so I run them off the receiver power battery. For larger pumps I would run the regulator off the primary lipos.
        Tyler Garrard
        NAMBA 639/IMPBA 20525
        T-Hydro @ 142.94mph former WR

        Comment

        • TRUCKPULL
          Fast Electric Addict!
          • Apr 2007
          • 2971

          #5
          Originally posted by RaceMechaniX
          I also run the Pololu regulators to power my pumps. My pumps are very small and barely pull any power so I run them off the receiver power battery. For larger pumps I would run the regulator off the primary lipos.
          Tyler
          The pumps draw less the 1/2 amp each under load.
          But I still like the idea of a separate regulator for them.

          LJ
          Past NAMBA- P Mono -1 Mile Race Record holder
          Past NAMBA- P Sport -1 Mile Race Record holder
          Bump & Grind Racing Props -We Like Em Smooth & Wet

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