No need to re-wire the existing 12N socket on vehicle
Bracket fits behind existing 7 pin socket
Socket is fitted with brass pins and fitted with rear gasket seal
Socket designed to conform to ISO 3732
Other information -
The 12S (Supplementary) socket provides a permanent and switched power supply and reverse light function.
The permanent supply provides power to the interior lights when the engine is turned off and is switched to charge the caravan battery when the vehicle engine is running.
The switched power supply provides power to the caravan fridge when the engine is running.
12S socket can also be used for horse boxes with internal batteries and tipper trailers with electric lifts.
12S sockets are distinguished by a grey cover whilst the 12S plugs are a grey colour.