FNM-420-A Sounder Indoor
Fire Alarm - EN54 - Signaling Devices
FNM-420-A Sounder Indoor


  • Volume up to 101.3 dB(A)
  • Maximum current consumption less than 3,9 mA
  • Up to 100 sounders per loop
  • Constant sound pressure level between 22 V and 33 V operating voltage

The indoor sounders are used independently for signaling an alarm directly at the fire location.

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