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Grainger Duct Detector 2-Wire
Supplier: Grainger 16X425
The System Sensor Two-Wire Duct Detector is a photoelectric smoke detector designed for installation in air ducts. It uses a photoelectric sensor to detect smoke and has a built-in test switch and LED indicator. The detector provides early warning of smoke and products of combustion present in air moving through HVAC ducts in commercial, industrial, and residential applications. It operates on 24VAC/VDC power and interfaces with fire alarm control panels using two wires. The detector housing is made of plastic and measures 5.1" long x 2.9" wide x 1.3" deep. It is UL listed and meets NFPA 72 requirements. The operating temperature range is 32-131°F.
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