UPG 250 amp hour agm batteries
I just finished up my residential refer install with inverter. I have two 75 amp hour batteries that will suffice for now. But this worked so great and I had so much fun with it, I started searching ...
Forum Discussion
full_mosey wrote:
You should find draws around 60-90AHs daily at normal room temperatures. That was my experience with a dorm fridge.
Or more, with an office size fridge 8-9 cu.ft, and more yet, with a small residential fridge 12+ cu.ft. 110 W he says... let's say 30% cycle at room temp, this is 8 hours run in 24 hours, or 880 WH = 88 AH. Considering 360W draw on start-up, with his fridge I wouldn't be surprised to see 100 Ah in 24 period. 40 Ah overnight maybe. Then there is a furnace in winter or fans in summer, lights, microwave, who knows what else... 70 or 90 AH total overnight...
When yachties debated residential fridge issue, there was not even much of a debate. To the question "can I?" there was a short answer - "yes, if you only sail from marina to marina". Or, in Rv lingo - camping with hookups only. (Or - with tons of batteries and again, only doing short passages from hookup to the next hookup).
Well, he wants to run a gennny every morning...
