BT Socket, Master PABX LJU2/2A

PABX master socket, LJU2/2A. PABX master version is usually for use with PBX's-essentially the same as a BT master box but without the surge arrestor. Can be used for extension wiring on a standard BT telephone line when there is only one pair available. A tool to install the cabling to the IDC block can be found HERE.  Dimensions (L) 68mm x (W) 68mm x (H) 29mm.