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

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

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

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

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

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

RTS151 remote test station is automatic fire detector accessory designed to test duct smoke detectors from a convenient location.

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

These are actual photos of the items. They are new and still in the box. The SK-PHOTO is an addressable photoelectric smoke detector and the SK-PHOTO-T is an addressable photoelectric smoke detector with thermal detection.

NewCenturyAuto5518 Specializing in New Old Stock HVAC Heating and Cooling Components All of our products are New Old Stock or Dead Stock unless otherwise noted Product Description: NOS LOT OF 2 ESL Duct Smoke Detector Model Numbers: 609U02-11, 609U01-11 Photoelectric or Inization Shuts down fan when smoke is detected in HVAC system Shipping information: 1-day handling time on all products Smaller items <70lbs will ship UPS Large it

System Sensor Remote Test Station to Test Smoke Detectors (replaces RTS451) The RTS151 remote test station is an automatic fire detector accessory designed to test duct smoke detectors from a convenient location. Specifications

var itemNumber = window.ebayItemID ?

This is a lot of 3 system sensor DNR non relay duct smoke detectors. These are missing some of the plastic covers. Sold for parts or repair.

FireX®, the recognized leader in fire protection, brings you the latest in duct smoke detection technology. FireX Duct Smoke Detectors provide early detection of smoke and products of combustion present in air moving through an HVAC duct.

ESL Sentrol Air Duct Smoke Detector Model 609U01 Included: Smoke Detector Housing

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

Brand new inbox...Never been used. SpecificationsAir Duct Velocity100 to 4000 ft./min. (0.5 to 20.32 m/sec)Alarm auxiliary contacts DPDT10A @ 30 VDC (resistive); 10A @ 250 VAC (resistive); 1/2 HP @ 240 VAC ; 1/4 HP @ 120 VACAlarm Current:65 mA @ 24VDC 135 mA RMS @ 24VAC 60

System sensor model number D4120 4 wire duct smoke detector

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.

var itemNumber = window.ebayItemID ?

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.