10 PACK -BT/PABX Dual Line Telephone Extension Socket -IDC Secondary Plate 4/3A
- Product Code: 9LJ1922803 x10
- In Stock. FREE Delivery on all UK orders
Double BT Wall Extension Socket - 4/
Used for - This BT extension socket should be connected to either a master socket or another extension socket, it cannot be used as a master socket (a master socket connects to the main cable entering a property from a telephone operator). The surface mounted faceplate can be fitted to a wall using a standard single back box & fixing screws, just like an aerial socket or power outlet.