A112N Alarm Sounder 

The A112N is a high output, 119dB(A) alarm sounder. UL and GOST-R approved and tested to EN54-3 for CPR compliance (89/106/EEC) for fire alarm use. For marine applications the A112N is MED approved.

High SPL in a robust fire retardant IP66 housing ensure the A112N is suitable for all general signalling applications including fire, security and process control.

Product code: A112N


Main features and benefits:

  • Automatic synchronisation on multi-sounder system.
  • Continuously rated.
  • Stainless steel fixings.
  • Unit can be mounted using external lugs or internal BESA compatible fixing positions.
  • Duplicate cable terminations (in & out for daisy-chain installations).
  • Tropicalisation available on request.
  • Available with custom tone configurations and frequencies.
  • Stage programmable version available:
    45 alarm tones
    4 remotely selectable stages
    Any tone can be assigned to any stage
    User configurable continuous frequency tone


  • EN54-3 (CPD 89/106/EEC).
  • UL & cULus approved: General signalling use.
  • GOST-R approved. Cert: POCC GB.JB05.H00144.
  • Marine Equipment Directive (MED)Certificate: MEDB00001BU

Click on the links below to download the following attachments:

Marine Fire Detection Catalog (page40-47) .pdf

A112N Data Sheet.pdf