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System Sensor D4240 4-Wire Photoelectric Duct Smoke Detector

Brand: System Sensor
ADI #:BK-D4240 Model #: D4240  Name: System Sensor D4240 4-Wire Photoelectric Duct Smoke Detector
  • Photoelectric, integrated low-flow technology
  • Air velocity rating from 100'/min to 4,000'/min (0.5 m/s to 20.32 m/sec)
  • Versatile mounting options: square or rectangular configuration
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