Integrated intercoms

DE series

Integrated intercoms for control desks, control stands and offices - which can be combined in many different ways due to their modular design.

Main areas of application:

  • Control centers
  • Measuring stations
  • Switchboards

DE series

DE series

Main features and benefits

  • Modular design incl. microphone unit and loudspeaker
  • Flexible combination of membrane and toggle switch keypads
  • 144 direct connections possible via up to 9 keypad modules
  • Call and busy signaling
  • Microphone monitoring conforming to the requirements for sound systems for emergency warning purposes (EN 60849)


  • EMC conforming to IEC/EN 61000-6-2 and
    IEC/EN 61000-6-4
  • Microphone monitoring conforming to EN 60849
  • Temperature range 0 °C to +50 °C
    (+32 °F to +122 °F)
  • Operating voltage 42 VDC to 72 VDC


  • Membrane keypads with 16 connection keys
  • Rugged toggle switch modules with 10 keys
  • Keypad cover to protect against accidental activation
  • Additional amplifier with 25 W
  • Handset with talk-back button