duct detector for sale, brand-new and used.

NEW Simplex 4098-9845 Weatherproof Duct Detector Housing 0631186 100% NEW in the Box

NEW Simplex 4098-9845 Weatherproof Duct Detector Housing 0631186 NEW IN BOX

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

This listing is for 1 Silent Knight Duct Detector model SK-DUCT. This item is brand New and never used. The Model SK-Duct Air Duct Smoke Detector utilizes photoelectric technology for the detection of smoke.

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

The SD505-DUCT addressable duct smoke detector is a heavy duty detector housing with the SD505-APS addressable photoelectric smoke detector pre-installed and is used for detecting smoke and products of combustion present in air moving through HVAC air handling systems. Compatible with 5700, 5808, 5820XL, and 5820XL-EVS IntelliKnight addressable fire alarm control panels programmed for Hochiki protocol.

This auction is for a lot of 5 System Sensor brand smoke detectors for duct applications, model LD45. These are brand new and comes as pictured. Please message us with any questions. 

this was an overstock item. this item is out of original factory warranty. Has been sitting in stock.

SYSTEM SENSOR RTS451KEY SMOKE DETECTOR REMOTE TEST STATION NEW IN THE BOX System Sensor Key Remote Test And Reset Station For Duct Smoke Detector 1 RTS451KEY(A) remote test station1 screw pack (2 mounting screws2 Keys

PHOTOELECTRIC SMOKE DETECTOR FSD-751PLA Intelligent Low-Flow Photoelectric Duct Smoke Detectors with FlashScan 2-Wire Intelligent Photoelectric Low Flow Duct Smoke Detector. Addressable low-flow duct detector housing with photoelectric smoke detector with ULC listing. *** NEW – UNOPENED BOX ***

This is a new in the box duct detector. ..

Brand new duct detector, was never used or installed. we purchase but scope of work was change. all part are included as shown in images.

This is a Siemens SA-3I air duct smoke detector. This item includes the DI-B3 smoke detector with them. Model- DI-B3 DI-B3H

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 duct work. This unit senses smoke in the most challenging conditions, operating in airflow speeds of 100 to 4,000 feet per minute, temperatures of -4°F to 158°F, and a humidity ran

Siemens AD2-P Duct Detector.

Brand new in original box System sensor watertight duct smoke detector Model D4120w

This is a system sensor DNR non relay duct smoke detector.

You are bidding on a New Siemens AD2-P Air Duct Smoke Detector Housing 500-649706. The duct detector housing is new never used in the original box. This item will come as pictured.

You are bidding on a New Siemens AD2-P 500-649706 Air Duct Smoke Detector Housing. The duct detector housing is new never used in the original box. This item will come as pictured.