This socket is the Main, or Master phone socket.
10 x Crabtree Capital 2 Gang Double USB A&C 13A Switched Socket | 4306/USBC
10 x Crabtree 7284 Capital Telephone Sockets 1 Gang Secondary/ Extension/ Slave
Pack of 10 x Crabtree Capital Switch/Socket Replacement Neon with Lens
Crabtree 7283 Telephone Socket - Master
1 x Crabtree Capital 4306/USB/D Twin USB Double Socket with 2 x USB
5 x Crabtree 2 Gang 4 Module Wall Plate - White Moulded - 7094
