How is Battery of Trailer Wired So that it Can be Charged When Towing

Question:

How can i wire up a battery from the aux connector in my trailer to charge it and then provide power when engine in truck is off. Thanks in advance.

asked by: Christian

Expert Reply:

It's really pretty simple. You'd just run 10 gauge wire like part # 10-1-1 from the 12 volt accessory pin of your trailer wiring to the positive post of the battery you install in your trailer and you'd have a way to put a maintenance charge on the battery when towing.

expert reply by: Jameson C