EN50131-4: 2009 Security Grade 2 Environmental Class II certified indoor siren.

Versatile and reliable with a modern and attractive design.

Availability: Product is Available!



  • Sound:
    The SP20ST indoor siren generates 94.4 dB at a distance of 1m and can be programmed to work with a montone or bi-tonal frequency
  • Application:
    Suitable for local signalling (not valid for fire alarms)
  • Robust:
    The quality of the ABS plastic box and Mylar cone speaker protection ensures high reliability and durability of the siren
  • Versatile mounting:
    The design of the mounting surface facilitates installation in a wide variety of configurations
  • Easy connection:
    The SP20ST is an integrated siren that connects directly to the bell output of any panel
  • Attractive and discreet:
    The colour and texture of the cabinet has been designed to blend with the colours and types of most common wall surfaces
Part No. Description
SP20ST Indoor siren