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Firefighter Telephone Expander Module

The FFT-EXP is an expander module that provides 12 Class B or 6 Class A phone circuits. The expander module connects to the FFT-1000 through the F-Link and Voice terminals and is expandable up to six (6) devices for Class B systems and up to fourteen (14) for Class A  systems.

A maximum of two (2) FFT-EXP’s can be mounted in the FFT-1000. Additional FFT-EXP’s may be mounted in the AE-8 and AE-14 remote cabinets. All FFT-EXP’s must be installed in the same room within 20 feet of the FFT-1000 and wiring must run in conduit.


  • Provides an additional 12 Class B or 6 Class A Phone Circuits
  • Equipped with stacker bracket for secure and accessible mounting
  • FFT-EXP’s may be mounted in the FFT-1000, AE-8 or AE-14 accessory enclosures

Documents & Resources


Play Video

Integrated Voice System Overview Video


Potter Academy Training

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