A range of 2 pole plugs and sockets to PO ("Post Office") design, usually used in conjunction with 4.1mm connection panels (also known as "U-link panels" and "Test Tablets"). Plugs and U-links have a pitch of 12.7mm.
Plugs are 2 pole, with black plastic cover and have a pitch of 12.7mm. These are manufactured by Canford as a replacement for the now obsolete PO 231A plug.
Sockets are available with white or black nylon bodies, 46mm long, 11.5mm diameter, mounting hole 8.0mm, maximum panel thickness 5.0mm.
4.1mm patchcords are also stocked - see 231A patchcords.