Forum Discussion

kyle86's avatar
kyle86
Explorer
May 13, 2016

Is 12v constant from hitch actually necessary?

My 2000 chevy has constant 12v going to my trailer at all times. Does this serve any purpose on a trailer that has 230ah battery? I'm worried about forgetting to unplug it if I camp hooked up. I was c...
justafordguy's avatar
justafordguy
Explorer
May 13, 2016
You really do need to have it hot while towing to keep the battery charged but If you are really worried about forgetting to unplug it just put a relay in the wire like Ford does. Then the power is off when the truck is off.

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