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Fire Alarm System (EN54)

Addressable Sounder visual indicator

A9091T

Product features

Meet both EN54-3 and EN54-23
Designed with an upper cover and a lower cover and installed on an independent base, it can be installed,debugged and maintained conveniently.
Suitable for wall and ceiling mount application
Providing 16 tones.
Highly efficient LED technology and specially designed lens
Light output synchronization.

Read more detail
  • A9091T Intelligent Sounder Beacon can give audible and visual alarms after being connected to a DC24V power supply and a bus loop. It can be used with a bus-type fire alarm control panel. After receiving a start command given by the fire alarm control panel following an accident, the Sounder Beacon will begin to work. At this moment, the Sounder Beacon will give a dazzling visual alarm signal and a harsh audible alarm signal ,to remind the persons on the scene of the accident , the fact that a fire has occurred on the site ,quickly and necessity to take related evacuation measures, thus preventing the fire accident from becoming a major one.


  • The Sounder Beacon may be used to give audible alarms and visual alarms at the scenes of accidents. It is applicable to places like high-rise residential buildings, public places, hotels, amusement buildings, factories, shopping centers, hospitals, schools, office buildings and stock exchanges, and particularly to  places with low visibility or the possibility of generation of smoke.

Technical Parameters:
Executive StandardEN54-3/EN54-23 Type A indoor
Loop inputDC24V(18-28V),<1mA(monitoring status)
<3mA(alarm status)
Power inputDC24V(20-28V),<4mA(monitoring status)
<130mA(alarm status)
Power consumption<3.2W@DC24V
Sound output>75dB(A) @ 1m(Tone 1)
Number of tones16
EN54-23 coverageC-3-8/W-2.4-6
Flash rate0.5HZ
Flash colorWhite
Light output synchronizationMeets EN54-23
Protection classIP21C
Operating temperature-10℃~+55℃ Relative
Humanity:≤95% (non-condensing)
Material Lens/BodyFlame retardant PC/ABS
Dimension100mm×100.5mm (with base)
WeightAbout 270g



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