Originally Posted by 19H F250
2012X19H as far as the " dearler installed option" goes, if you have a breakaway disconnect for your breaks the battewry is a must and a law I think.
True, you should not tow the trailer without a battery.
But still, the main point was that I can safely run 12V circuits with the battery disconnected, according to bot Jayco and the power center maker. And that makes sense IMO.