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Duct Smoke Detector Duct Smoke Detector The FAD-420-HS-EN Duct Smoke Detector with integrated FAD-425-O-R Detector detects smoke in ventilation ducts
Air from the ventilation duct is constantly directed through the sample tube and the air sampling housing to the purpose-built FAD-425-O-R Detector.
Smoke particles in the air are reliably detected and reported to the fire panel by the LSN improved bus system.
FAD‑420‑HS‑EN Bosch Addressable Fire Alarm System (EN 54) 1.000 đ SoldOut
  • Duct Smoke Detector

    FAD‑420‑HS‑EN
  • The FAD-420-HS-EN Duct Smoke Detector with integrated FAD-425-O-R Detector detects smoke in ventilation ducts
    Air from the ventilation duct is constantly directed through the sample tube and the air sampling housing to the purpose-built FAD-425-O-R Detector.
    Smoke particles in the air are reliably detected and reported to the fire panel by the LSN improved bus system.

  • Manufacturer: Bosch
  • Origin: Portugal/China
  • Download:
- Use in ventilation systems with air velocities from 1.5 m/s to 20 m/s
- For the activation of fans, door controls or external display devices an optional Relay Board can be installed
- A clear section on the frosted cover allows observing the alarm LED of the integrated FAD-425-O-R Detector
- Control to prevent unwanted removal of the cover
- Easy installation of the FAD-425-O-R Detector


>>> Learn more: Bosch Addressable Fire Alarm System
>>> Learn more: Bosch Conventional Fire Alarm System
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