Chris C wrote:My girlfriend has a C-Pap machine. It's supposedly going to use about 45 amps a night to run. Based on that, we'll need at least 2 Group 27 batteries to make it two nights. Don't know for sure, but the first picture looks as if you can choose between using one or the other, or both batteries at the same time. The second picture is just a standard battery cutoff switch.
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