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obiwancanoli's avatar
obiwancanoli
Explorer
Jul 14, 2021

Dedicated Battery to power cooler, solar re-charged

I recently acquired a powered mobile cooler/freezer which I plan to house in one of the storage bays in my Class A. In this configuration, it can be powered by an accessible AC plug, and will sit on a...
CA_Traveler's avatar
CA_Traveler
Explorer III
Jul 14, 2021
Why not use your house battery vs 3rd battery bank? The cooler uses a average of 34Ah per day. So 40+Ah or more for non average days. I'd definitely use a larger Li battery to cover overcast days and a flooded 100Ah battery should be limited to 50% SOC, hence a bigger flooded battery is needed.

I use 66% efficient for solar for 5 hours. So 240W/12V*.6*5 = 66Ah charge per day. I'd want more. And of course solar charging is rather weather dependent.

Lots of variables.

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