Optical beam smoke detector

SD-O 371

The SD-O 371 optical smoke detector is equipped with an alarm indicator and function check.
SD-O 371
Product NamePriceQty
SD-O 371

Performance features

  • Optical fire detector works on the scattered light principle
  • Automatic self‑monitoring of function and state
  • Individual display for alarm
  • Resting value tracking
  • Easy installation using removable base
  • VdS approval number: G 213066

Technical Data

Input voltage DC 8 … 28 V DC
Monitoring area 110 m²
Monitoring hight 12 m
Type of protection IP 40
Temperature range -20 °C ... +72 °C
Housing ABS
Colour White (~ RAL 9010)
Diameter 117 mm
Weight 0.11 kg


TypeArt. No
SD-O 37170.300.22

Approvals / Certificates

Find out about permission details from your D+H Partner


SD-O 371 / FD-T 271 - Fire detectors (139.66KB)

SD-O 371 - Smoke detector optical (560B)

SD-FD-TH-THE - Fire detectors (535.02KB)


D+H service and sales partners

The expansive D+H service and sales partner network offers property-based planning and consulting, proper installation, careful maintenance and reliable supply with spare parts.

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