[scottz]

Originally Posted by MARK A

That I'm not sure of. I'd think they're likely 125V it would be a huge drain on the batteries. Next time I go out I'll unplug the trailer and see.


Mark

Thanks, but how will you know? Mine do not have any indicator lights and you can't get to them to see if they are hot. I suspect they are DC powered based on the dinky little switches. I checked my DC and AC distribution panel; nothing labeled tank heaters.