N82043- 12 Pin Trailer Socket with Reed Switch - Car Side 

Designed for vehicles with reversing sensors, these sockets feature an in-built reed switch that deactivates the sensors while a trailer is connected. This prevents constant beeping from the sensors that detect the close proximity of the trailer. The reed switch disconnects the reverse sensor once the socket lid is opened for plug connection.

For use on vehicles with reversing sensors The reed switch deactivates the reverse sensor while the trailer is connected.

Suits all vehicles with normally closed circuits including Holden, Hyundai and After Market parking aids. 82073 Accepts 7 and 12 pin flat trailer plugs