Quote:
Originally Posted by pgandw
. . . We sized our battery bank (210 AH GC-2) for 4 nights dry camping without recharging. At the end of 4 nights/5 days, the batteries are down to 50-60%, the fridge is getting empty, and so is the water tank. It's time to move on.
This would be impossible to do without a propane fridge. My norm is about 20AH/day with some heater and/or fantastic fan use, less if none. We don't use the stereo, all lighting is LED.
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We also have 210Ah of batteries, but ours are 12v LiFePO4, not 6v lead acid. At less than half the weight of those GC2 batteries, we have the use of all 200Ah, not the 100 Ah (50%) of the GC2s. So, twice the usable power at half the weight. And, using only solar power for recharge, those Li batteries have been tested for 6 days--including two cloudy, overcast days--while powering our 12v Norcold fridge. The fridge froze and kept ice frozen in the freezer and water cold in the fridge for those 6 days without difficulty. Not an ounce of propane or gasoline used by the fridge or generator in 6 days, just FREE Colorado sun!