Discontinued Products: Alerting Devices

Alarm Sounder

Product Overview

The SONF1 is a compact, high output, 100 dB(A) alarm sounder. Low current consumption and high SPL in a robust fire retardant housing ensure the SONF1 is suitable for all general signalling applications including fire, security and process control.


  • Automatic synchronisation on multi-sounder system
  • Continuously rated
  • Stainless steel fixings
  • Mounting via internal BESA compatible fixing positions 
    (standard version) or via external mounting lugs
  • Duplicate cable terminations (in & out for daisy-chain installations)
  • Tropicalisation available on request
  • Available with custom tone configurations and frequencies