7 Pin Wiring Diagram Trailer Plug. 7 rows here are two wiring diagrams for the 7 pin n type trailer electrical plug. If you look at a socket or plug you should be able to see the pin lables 1 7.
7 pin n type trailer plug wiring diagram7 pin trailer wiring diagramthe 7 pin n type plug and socket is still the most common connector for towing. The wiring diagram is normally made use of in electrical design to plan the positioning of electrical circuits. Therell be primary lines which are represented by l1 l2 l3 and so on.
This is currently the most popular plug used for towing as it does the lighting on most trailers and caravans.
It can transfer electricity better hence the connector is recommended for higher level electric in the car. The suggested minimum for the ground brake power and battery hot lead wires is 12 gauge. Or a 7 way universal bypass relay and a split charge relay converters are available to allow you to convert 7 pin plugs to 13 pin or 13 pin to 7 pin. This is an extension of the 7 pin flat.