Catalog > System Sensor B224RB-WH Detector Relay B...

Verified: January 13, 2026

System Sensor B224RB-WH Detector Relay Base NEW, 5 available

~$40.00

The System Sensor B224RB-WH Detector Relay Base is a device used to connect smoke or heat detectors to fire alarm control panels.

Key Specifications

  • Compatibility: System Sensor 200 and 200-2 wire smoke or heat detectors
  • Voltage: 24 VDC
  • Current: 100 mA maximum
  • Mounting: Standard 6-inch square box
  • Color: White
  • Quantity Available: 5
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