7 Pin Plug "S" type
Standard UK 7-pin trailer/caravan plug in light grey plastic housing. Supplementary S-type, to suit grey towbar socket for powering trailer/caravan internal electrics.
7 pin ‘S’ type plugs and sockets are usually used on caravans to supply power to the reverse light and give auxiliary power to other systems such as fridges, internal lights and charging systems. This was replaced in 2008 by the 13 pin Euro plug on all new caravans.
