COMfortel® XT-PS

Plug-in power supply for the supply of the key extension module COMfortel® Xtension300

Your advantages in detail

If the matching COMfortel system phone is powered via the system connection (ISDN bus or PoE) and a key extension module COMfortel Xtension 300 should be attached the optional power supply COMfortel XT-PS ist necessary for the operation (exception: COMfortel 2600 IP. This power supply will feed all connected expansion modules. Starting with the second module it becomes necessary in any case.

Compatible products

Features & technical data

Everything you need to know about our products comes now. Scroll down for more information.


  • Power supply for up to 3 key expansion modules



Power supply

230 V ±10 %, 50 Hz

Output values

40 V DC





Dimensions (w x h x d)

55 mm x 76 mm x 42 mm


approx. 340 g



Delivery Scope

  • COMfortel® XT-PS
  • Installation guidelines


COMfortel® Xtension300

Add-on module for the COMfortel 2600, 2600 IP, 3200, 3500 and 3600 IP telephones with 30 freely programmable function keys

Top Sellers

Sales Configurator (SC)

- the easy way to the right system

Customer requirements for communication solutions are constantly increasing and with them the complexity and scalability of ITC systems. Project planning therefore takes up more and more time. Here, the free Sales Configurator offers a simple and fast solution. It gives you the opportunity to efficiently plan communication solutions and create project planning proposals.

Sales Configurator (SC)