We get questions about that all the time! Do folks do that? Yes. Should they? No. In order to provide the necessary circuit protection that isolates the vehicle from any short circuits that might occur in the trailer wiring, the power connection must be made at the battery, not another 12-V power source. We'll link to a help article that explains how to run the power feed: www.etrailer.com/faq-Routing-a-Power-Wire.aspx
Anybody ever try to wire this into rear 12v socket instead of the battery?
We get questions about that all the time! Do folks do that? Yes. Should they? No. In order to provide the necessary circuit protection that isolates the vehicle from any short circuits that might occur in the trailer wiring, the power connection must be made at the battery, not another 12-V power source. We'll link to a help article that explains how to run the power feed:
www.etrailer.com/faq-Routing-a-Power-Wire.aspx