Telephone Adaptor - PBX Master Phone Line Adaptor

• Master Phone Line Adaptor
• Has capacitor to allow ringing
• Female BT socket to Male RJ-45 plug

A PBX (Private Branch Exchange) - also refered to as a PABX (Private Automatic Branch Exchange) or even a EPABX (Electronic Private Automatic Branch Exchange) is essentially a telephone exchange that is internal to a business or large building such as a school or office block. These adaptors allow you to plug phones that have a standard BT connector into a structured cabling system that is using RJ-45 sockets (Cat5, Ethernet) often alongside other systems such as computer networks.