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Replacement plug for caravans and trailers. Allows trailer board lights to mimic the towing vehicle.
? Standard 7-Pin Connection
? Pin style: Brass pins with screw terminals
? Designed to conform to ISO1724
Material: shell (nylon) needle (58 copper) tail (PVC plastic cover) screw (iron plating)
Executive standard: ISO 1724
Voltage: 12V
Dimensions in millimeters
link:http://www.willingcorp.com/auto-tools/trailer-socket/7-pin-plug.html
7 pin plug