Originally Posted by sailingdog
Just curious, how would you be stepping the voltage from the dump controller up to the 110 VAC needed by the water heater, since you're not getting a 12 VDC element for it. I don't see an inverter in the diagram that would be connected to the dump controller.
I'll use the dump controller to activate a relay that connects the water heater to the "other" 110v output that currently deadends in the picture.
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