Thread: using dual solar charge controllers

  1. #1
    Join Date
    May 2011
    Location
    Mnts of TN
    Posts
    102

    Default using dual solar charge controllers

    I am sorting out my solar right know.

    I have 2 morningstar 10amp controllers and 6 40 watt panels.

    original idea was to have 3 panels and 1 controller in two vehicles,it worked great.

    Now plans have changed original vehicle is gone and now my next project has begun

    I will have 4 house batteries 6v 215ah

    Can I use both controllers with 3 panels each to charge my battery bank?
    My thinking is if one controller goes bad I will have atleast 3 panels still charging until I can get it fixed

    So will this work?or will they fight each other?

  2. #2
    Join Date
    Nov 2010
    Location
    Middle of Nowhere, Outer Skin of Space Ship Earth, 1 A.U. from Sol, Outskirts of Milky Way.
    Posts
    2,096
    They don't fight. They each monitor the battery and supply power if the battery is low.

    You can hook up any number of various and assorted charging systems to one battery or bank and they won't butt heads. It's like having a bunch of different air compressors hooked up to one tank. Each compressor will shut down when the pressure in the tank is high enough.
    ...
    ...
    Current: 76 E-250, bubble-top, self-contained|couple of old Yamaha enduros
    Previous wheelers: 41 Willys|78 FJ40|78 Bronco|84 Bronco|74 Ramcharger|78 Ramcharger|79 D150 PowerWagon|77 D100|79 D400 dually, converted to 4WD, utility bed, 10' Lance|75 Westy|69 Scout, RHD|bunch of others|bunch of bikes|couple of boats|couple of motorhomes|blah blah|so what|not my idea|just doin' what I'm told|wank wank|this space for rent|candy is dandy|but liquor is quicker

  3. #3
    Join Date
    May 2011
    Location
    Mnts of TN
    Posts
    102
    Thank you!

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