Catalog > Siemens OP921 Smoke Detector Optical Sen...

Verified: January 09, 2026

Siemens OP921 Smoke Detector Optical Sensor BSCE Part Number 100923245 (New)

~$49.00

The Siemens OP921 Smoke Detector Optical Sensor BSCE is a specialized sensor component designed to detect smoke particles in the air.

Key Specifications

  • Compatibility: Siemens fire alarm systems
  • Voltage: 24 VDC
  • Type: Optical Smoke Detector
  • Sensitivity: Adjustable sensitivity levels
  • Operating Temperature: 0°C to 49°C
  • Coverage Area: Up to 100 square meters
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