duct detector for sale, brand-new and used.

Up for consideration is a Fire Lite D355PL Intelligent Non-Relay Photoelectric Duct Smoke Detector

Up for sale is a Simplex air duct smoke detector P/N: 2098-9649. We have 1 available. This Buy It Now is for 1 housing.

Brand new D355PL non relay duct detector. 

Brand new  D355PL Detector Fire-Lite's InnovairFlex D355PL n

Vigilant signature series super duct detector in new condition.

Notifier innovair intelligent photo electric duct smoke detector with low flow technology model number ND – 100 R. Contains sensory board no need to purchase separate detector head.

 Notifier model FSD – 751PL intelligent photo electronic duct smoke detector with extended airspeed range. New without original box. Sealed instructions and components.

Fire-Lite's InnovairFlex D355PL non-relay photoelectric duct smoke detector features a pivoting housing that fits both square and rectangular footprints capable of mounting to a round or rectangular duct. The InnovairFlex duct smoke detector senses smoke in the most challenging conditions, operating in air flow speeds of

You are buying a new EST duct multi-sensor detector. This unit is a part # SIGA-IPHSB and can detect Ionization / Photoelectric / Heat. This unit will come as pictured new never used in its original box.

Notifier duct smoke detector in open box look at picture as is

New in box, never used. Only opened box to take pictures. All sales are final.

System Sensor intelligent non-relay duct smoke detector. Remote test capable.  Offered at great discount! Must order smoke head separately. 

Edwards SIGA-DH Duct Detector Housing Smoke Detector Fire Alarm

(NEW) Siemens FP-11 FirePrint Intelligent Fire Detector - Addressable Smoke Detector 500-095112 FREE SHIPPING FP-11 FirePrint™ Detector: Intelligent Fire Detector for MXL, MXL-IQ, and MXLV Control

You are looking at a Siemens's duct detector housing without cover. Never used and all original parts included.  Thank you for looking and happy shopping.

Notifier 851 Series intelligent plug-in smoke detectors with integral communication provide features that surpass conventional detectors. Detector sensitivity can be programmed in the control panel software. Sensitivity is continuously monitored and reported to the panel.

New and complete (Hardware pack is sealed) in open box Features • Photoelectric, low-flow technology • An air velocity rating from 100 feet per minute to 4,000 feet per minute (.5 meters per second to 20.32 meters per second) • Patented interconnectability for multi-fan shutdown • Two DPDT Form-C relay contacts • 24 VAC/DC or 120/240 VAC • Versatile mounting options • Outside mounting tabs • A patented telescopic sampling tube • Modular construction • A patented cover-tamper trouble signal •

Notifier FSD-751PL Duct Smoke Detector Assembly FSD-751PL – New Old Stock – NOS! &n

Black and Decker Thermal Air Leak Detector Product Description Infrared sensor