Provides a single connector for all the connections required in the older 7-pole 12V system type N and S. The plug connects to the socket with a bayonet twist system to avoid accidental disconnection. The plugs are available both in the traditional version and in a new patented version, allowing faster assembly yet complying to the requirements of the norm. The new version has been equipped with a tool for fitting the insert which can also be used as a parking protection. Connectors are used for electrical connections between a vehicle and a trailer or caravan with 12V electrical system. Standards: Conforms to ISO 11446 Greater mechanical resistance More reliable and safe electrical connection The screw and crimp contacts version Nickel-plated brass contacts