duct detector for sale, brand-new and used.

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Brand new Innovair FireLite Alarms Intelligence Photoelectric Duct Smoke Detector by Honeywell 

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.

Lot of 4 NEW IN AN OEM FACTORY BOX These are old stock, new smoke detectors, missing to black foam filter (see the pictures). Boxes were opened, but everything is included except the foam. ESL Sentrol Air Duct Smoke Detector

Jump To: Description \ Payment Options \ Shipping Information \ Customer Service SM 501-N Series Ionization Duct Smoke Detector

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

Up for your consideration is a FSD-751RPL duct detector in the original box and ready to put into your system. Will work with air velocities as low as 100fpm up to 4000fpm. DP sampling =.0015-1.2 INWC.

Siemens addressable ionization duct smoke detector for air duct velocities from 500-4000 FPM. 

For sale here is a Firex Model 0550H universal duct smoke detector, ionization type. Maple Chase RW 268A. Does not appear to have been used much.

NIB 2 wire duct smoke detector.

Simplex addressable duct smoke detector. If you have a Simplex addressable system this would be good to have on hand as a spare part as they are very expensive to buy new. This was removed from a working system however being sold as-is.