PBX Installer A PBX (Telephone and Private Branch Exchange) is known as a private telephone network used within a business. The PBX installers are the specialists involved to install and repair the telephone systems in clients’ homes and offices for its proper functionality.

Generally, the PBX phone system provides dial tone to multiple telephone system in an office or organization. As telephone became the vital part of the growing economy of the 20th-century life, a need arose for PBX installers to ensure the proper connectivity of the internal telephone.

In the previous days, four years right after the Bell’s patent on telephony, there were about 150,000 phones in the U.S. for its use. However, today technology has advanced to the point where fewer of these workers are in demand than in previous years.