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casefarmri's avatar
casefarmri
Explorer
Apr 11, 2017

Solar panels to keep coach batteries charged over winter

I am trying to get info on what size(watts, amps, volts)solar panel I would need to keep coach batts charged. I am only able to store coach at end of street at private lot an there is no outlets. Went...
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OLYLEN's avatar
OLYLEN
Explorer
Apr 14, 2017
100 watt panel at 80percent, about the best you can do, will be at best 7 amps. & amps for 4 batteries is 1.5 amps per(these are ruff figures but so is the sun time) so you are at a maintain level. And on looong sunny days you get a bit above maintain level.

LEN

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