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

NEW ROBERTSHAW MODEL 2650-454 4-WIRE IONIZATION DUCT SMOKE DETECTOR FIRE ALARM - New old stock. Excellent new condition, box is included, but is worn from storage. See photos for more.

BRAND NEW*** System Sensor DNR Intelligent Non-relay Duct Smoke Detector 783863034688

Description The RTS151 and RTS151KEY remote test stations are automatic fire detector accessories designed to test duct smoke detectors from a convenient location. For 4-wire detectors, the RTS151KEY test station features a multi-colored LED that alternates between steady green

New in box! Complete 2 available

Brand new. Never used

FREE PICK UP AVAILABLE Item Honeywell Fire Systems HFS-D Intelligent Non-Relay Photoelectric Duct Smoke Detector

Unit shows some light cosmetic wear. NO TESTING has been performed. Selling "AS IS" for parts/repair.

Siemens 500-649706 AD2-P Duct Smoke Detector New!

2098-9649 Simplex Air Duct Smoke Detector Housing With Two LED's New Overstock. 2 boxes have never been opened, 1 box opened for photographing only. These are all brand new and have never been installed.

EST ESD-4WJ Photoelectric Duct Smoke Sensor w/ Controller 4-Wire RJ45 detector

NP-100R "NEW" Duct Smoke Detector Head Notifier T-5 BS

New in the box

Totaline smoke detector with low flow technology P270-2000pl

No sampling tubes included. WE COMBINE SHIPPING IF POSSIBLE. LOCAL PICK UP IS ALWAYS WELCOMED PAYMENTS ARE DUE WITHIN 3 DAYS (72)HOURS.

Up for sale are Simplex Duct Detectors. They came from a working system, they work perfectly fine, and they are in very good condition. They come with the smoke detector in it, the only thing it does not come with is the sampling tubes.

SYSTEM SENSOR INNOVAIR AIR DUCT SMOKE DETECTOR - NEW (MISSING ORINGNAL BOX) ONLY INCLUDES WHAT IS IN THE PICTURE WAREHOUSE LOCATION: SHED 1 , WEST WALL, SHELF , BOX SELLING OFF WAREHOUSE INVENTORY INCLUDES WHAT IS IN THE PICTURE KANSAS BUYERS WILL BE CHARGED SALES TAX By bidding and or purcha

4-Wire Photoelectric Duct Smoke Detector with Relay Contacts.24 VAC/DC or 120 VAC. System Sensor #D4120

New in box, surplus from a construction job.  Shipping