Weekend camping - Fridge use
My wife and I have a Flagstaff Microlite 23LB. We go camping at a few campgrounds throughout the year that don't have any hookups. All we really want to use is the lights (minimally), the water pump, ...
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to add to many good comments on the battery. The WFCO charger that is common in many trailers will likely never get your battery fully charged. It will charge at 13.6V, not enough to fully charge the battery which will also lead to early death of the battery or at least less running time than a fully charged battery.
A gas fridge will draw about 1A, so 24AH/day. going to 50% charge that means the battery will be good for 1-2 days. Add some lights etc. and you could be down to one day. Now add in the furnace for a few hours and your toast. Furnace will draw 8-15A, so a few hours of furnace + fridge= 1 Day on a single smaller 12V battery.
A gas fridge will draw about 1A, so 24AH/day. going to 50% charge that means the battery will be good for 1-2 days. Add some lights etc. and you could be down to one day. Now add in the furnace for a few hours and your toast. Furnace will draw 8-15A, so a few hours of furnace + fridge= 1 Day on a single smaller 12V battery.
