smoke duct detector for sale, brand-new and used.

System sensor DNR intelligent non relay duct smoke detector new in the box free shipping

System sensor model number D4120 4 wire duct smoke detector

INNOVAIR FLEX (INNOVAIRFLEX).....SYSTEM SENSOR.....4 WIRE DUCT SMOKE DETECTOR.....MODEL D4120... ..MAKE YOUR OFFER AND SAVE MONEY

System Sensor's DNR Duct Detector Housing is an Intelligent non-relay photoelectric duct smoke detector for use with Intelligent Addressable Fire Alarm Control Panels.

An HVAC system supplies conditioned air to virtually every area of a building. Smoke introduced into this air duct system is distributed to the entire building. Smoke detectors designed for use in air duct systems are used to sense the presence of smoke in the duct.

One hochiki DH-98 duct smoke detector. It was briefly installed, then removed. Nothing wrong with it.

Gamewell XP95-PD is an analog, addressable two-wire air duct, photoelectric smoke detector, 24 VDC (RW-AAP). Address stored in the sensor base, set by XPert addressing card.

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This is a new Air Products and Control (AP) 4 Wire Conventional Duct Smoke Detector, Model No. SL-2000-N. This unit was bought to be used on a job, but was never installed.

RTS2 is a multi-signaling accessory, without strobe, designed to work with InnovairFlex 4-wire conventional duct smoke detectors. Features include: • Standby (Green Blink), Trouble (Amber), Maintenance (Amber Blink) and Alarm (Red) LEDs to indicate detector status • Keyswitch to select desired sensor, enable test/reset button and sensitivity reading • Test/reset button • Sensitivity reading ability with SENS-RDR (sold separately) • Selectable continuous or temporal tone

System Sensor D4120 4 Wire Photoelectric Low-Flow Duct Smoke Detector The SYSTEM-SENSOR-D4120 4-wire photoelectric, low-flow, duct smoke detector senses smoke in the most challenging conditions, operating in airflow speeds of 100 to 4,000 feet per minute, temperatures of -4 degrees F to 158 degrees F, and a humidity range of 0 to 95 percent (non-condensing). A plug-in sensor head offers improved false alarm immunity and simple installation, testing, and maintenance.

Totaline Innovair Flex P270-3000PL 4-Wire Duct Smoke Detector 4 Wire duct smoke detector Operating temperature: -4 to 158F Storage temperature: -22 to 158F Air velocity: 100-4000 ft./min. 120VAC 50-60

SIGA-DH Manufactured by EDWARDS SYSTEMS TECHNOLOGY EDWARDS SMOKE DETECTOR DUCT HOUSING

BRAND NEW IN BOX (Box is in good condition) SYSTEM SENSOR INNOVAIR FLEX MODEL # DNR INTELLIGENT NON-RELAY DUCT SMOKE DETECTOR MUST ORDER HEAD SEPARATELY

APC Duct Smoke Detector PRODUCT APPLICATION: The SL-2000 Series Smoke Duct Detector is the latest innovation for early detection of smoke and products of combustion present in air moving through HVAC ducts in Commercial, Industrial, and Residential applications. The unit is designed to prevent the recirculation or spread of smoke by air handling systems, fans, and blowers. Complete systems may be shut down in the event of smoke detection.

NEW IN AN OEM FACTORY BOX ESL Sentrol Air Duct Smoke Detector Model 609U01 Included:

NEW - Lot of 5 Fire-Lite Alarms by Honeywell InnovairFlex Intelligent Non-relay AddressableDuct Smoke Detector photoelectric duct smoke detector and DNRW watertight nonrelayphotoelectric duct smoke detector feature a pivoting housing that fits both square and rectangular footprints capable of mounting to a round or rectangular duct.

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NEW SM 501-P Series Photovoltaic Duct Smoke Detector FREE SHIPPING!

4-wire photoelectric low-flow duct smoke detector The InnovairFlex™ Series are the only duct smoke detectors flexible enough to fit configurations from square to rectangular and everything in between. The InnovairFlex D4120 4-wire photoelectric duct smoke detector features a pivoting housing that fits both square and rectangular footprints and mounts to round or rectangular ductwork. This unit senses smoke in the most challenging conditions, operating in airflow speeds of 100 to 4,000 feet pe