CPAP and battery power
My old RV had invertor output next to the bed, the new one does not and there is no handy spot to tap 12V. My idea is this. Buy a 120V relay with double throw 120v contacts. Remove the 12 volt feed fr...
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Or you could just use a standard 3 way light switch and select your power source manually. Wire the outlet to the common terminal on the switch, normal power feed to one terminal and invertor feed to the other. Be careful to choose an inverter that will meet the power quality requirements of the cpap.
