• System Sensor D4120 4-wire duct smoke detector installed in HVAC duct system, designed for air quality and fire detection.

System Sensor

System Sensor D4120 D4120 4-Wire Duct Smoke Detector

$219.00
$219.00
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System Sensor D4120 D4120 4-Wire Duct Smoke Detector

The System Sensor D4120 D4120 4-Wire Duct Smoke Detector is a duct smoke detector manufactured by System Sensor. It is intended for use in compatible fire alarm and life-safety systems, and is commonly specified for new installations, service replacements, and system expansion projects.

Key details

  • Circuit: 4 Wire
  • Application: HVAC

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