Need to wire a new trailer or replace an old junction box with a new one? This 7 way junction box comes ready to wire, and includes all plastic, hardware, and sealing grommets you will need.
A 7 Way system provides additional circuits for trailers with electric brakes and auxiliary lighting such as interior lights or a backup/reverse function.
Important Product Information:
The diagrams are instructions on how to wire a vehicle for towing with these products. Some manufactures use a different wire setup than listed, so it is very important to double check your current wiring for compatibility with this product. We recommend that you use a test light/volt meter to check the wiring before using.