Description
Telephone Master Outlet – Square Edge Antique Brass
The master socket contain a surge arrestor and an R/C circuit filter these are used by your service provider to get a fixed value resistance when they run line checks. Standard BT type socket with screw type terminals. Square edge metal design
Master BT type socket
Screw terminals
Square edge design with built in gasket
Certified to BS 5733
Minimum mounting box depth: 25mm
Dimensions: 89x89mm
Projection: 10.5mm