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wopachop's avatar
wopachop
Explorer
Mar 05, 2019

Move batts inside trailer worth it? mppt controller rec

Hi everyone the trailer currently has (2) 12v on the tongue of the trailer. I thought about using foam board to insulate the battery boxes a tad. Winter temps here are 30-40f and summer the high 9...
pianotuna's avatar
pianotuna
Nomad III
Mar 05, 2019
wopachop,

I suspect the controller is low quality.

You don't have enough wattage to go MPPT

I'd recommend the Grape solar controller with temperature sensor, sold at Home Depot.

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