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

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 Detector Fire-Lite's InnovairFlex D355PL n

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

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. 

(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

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

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.

Siemens AD2-P Duct 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.

Up for sale is a used notifier duct detector in perfect working order never installed just sitting in box not being used.

This listing is for a brand new Innovair Notifier FSD-751PL duct detector with all installation parts and extension tube. It also comes with a brand new System Sensor RTS451KEY reset key and 30' of 18/4 solid connection cable. Everything will come in the original box for the duct detector.