3-phase CEE socket CEE 416-6, 440V/16A red, including frame labels for 5x 2.5mm². All CYB sockets feature increased touch protection. The master and slave sockets are installed without a housing. This system consists of a triple master socket that can be expanded with any number of double slave sockets. The combination is completed with an end piece that simply plugs between the side of the socket and the front cover. Marking, termination, and strain relief are carried out at the master socket.