The Allworx 48x is the largest and most powerful of any Allworx system to date – supporting up to 250 users per system. Its two T1/PRI interfaces make it the perfect solution for businesses which are too large for a single PRI, but not so large that they need the significant expense of an enterprise-class solution.

• Two T1/PRI interfaces expand the range of your voice and data connectivity
• Move up market with the 48x designed for companies with up to 250 employees per site

Key Features

• Designed for companies of up to 250 employees per site


• Supports VoIP (SIP) trunks, two (2) optional T1/PRI interfaces


• Fully supports every Allworx IP phone


• Three (3) FXO ports for POTS and five (5) FXS ports for traditional phones


• Built-in 16 port voicemail with Unified Communication


• Optional conference bridges with up to 30 users per conference


• Solid state drive for high reliability


• Energy Efficient design for maximum energy cost savings