Catalog > Notifier Intelligent Smoke Detector 4.5"...

Verified: January 13, 2026

Notifier Intelligent Smoke Detector 4.5" × 4.25" × 2" FSP-851

~$135.00

The Notifier FSP-851 is an intelligent smoke detector designed for use in fire alarm systems to detect smoke and trigger alarms.

Key Specifications

  • Compatibility: Notifier intelligent fire alarm panels
  • Voltage: 24 VDC
  • Type: Intelligent Photoelectric
  • Mounting: Standard 4-inch square box
  • Dimensions: 4.5" x 4.25" x 2"
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