duct detector for sale, brand-new and used.

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You are bidding on a New Firex 591W Duct Smoke Detector Remote Indicator Control Assembly Key Switch. The remote indicator is new never used in the original box. This item will come as pictured.

In unopened factory box

New unused ESL 606 U2 remote indicator for duct detector. Left over from a project.

Simplex 565-905 4 Wire Duct Detector Interface Assy Board Part # 565-905 This is for 1 565-905. I have many of these for sale. New & in Perfect Condition Never Used

Fire-Lite Honeywell Innovair D355PL Intelligent Non-Relay Duct Smoke Detector 

WE HAVE FOR SALE: AP&C Duct Smoke Detector L-362-1 For more info please contacts us

Quantity(1) System Sensor D4120W 4 wire Duct Smoke Detector Innovair Flex. Item is new, box distressed. Please review the pictures, no returns.

Brand new in box. Smoke free home all sales are final. 

New old stock are duct detector missing sample tube  New old stock Fmm-1 New old stock Amm-4s New old stock fci 2wb New old stock fci cpd7051

You are buying a Totaline Innovair Flex P270-3000PL 4-Wire Duct Smoke Detector Used  Item comes as pictured Free shipping to the lower 48 states

You are bidding on a New AP&C MSR-50RKAV/W/O Duct Smoke Detector Key Switch Test-Reset Remote Accessory. The remote accessory is new never used in the original box. This item will come as pictured.

Qty 4- Notifier – DHX-502 Intelligent Air Duct Smoke Detector Housing- NEW We have a large warehouse in Texas to liquidate in the coming weeks. Brands from ADI, Aiphone, Altronics, APC, Atlas, Axis, Corby, Cornell, CSC, Edwards, EST & Much more. This is an entire liquidation of an existing security company inventory.

YOU ARE BIDDING ON / BUYING A GUARANTEED GOOD USED SIMPLEX PHOTOELECTRIC SMOKE DETECTOR HEAD PART/MODEL NUMBER: 2098-9201 THIS UNIT CAME FROM THE LIQUIDATION OF A MANUFACTURING PLANT THAT CLOSED. IT WAS REMOVED DUCT HOUSING IN GOOD WORKING CONDITION AND WILL BE GUARANTEED TO WORK IN PERFECT CONDITION WHEN RECEIVED. PLEASE FEEL FREE TO CONTACT US WITH ANY QUESTIONS SHIPPING

YOU ARE BIDDING ON / BUYING A GUARANTEED GOOD USED SIMPLEX DUCT SMOKE DETECTOR BOARD PART/MODEL NUMBER: 562-955 THIS UNIT CAME FROM THE LIQUIDATION OF A MANUFACTURING PLANT THAT CLOSED. IT WAS REMOVED FROM THE DETECTOR IN GOOD WORKING CONDITION AND WILL BE GUARANTEED TO WORK IN PERFECT CONDITION WHEN RECEIVED. PLEASE FEEL FREE TO CONTACT US WITH ANY QUESTIONS SHIPPING

New System Sensor Intelligent Non-Relay Duct Smoke Detector Model # DNR Great Price Pic # 2-7850-7851 bs-21

Sale is for a lot of 5 - Firex MS-RA/R New in boxes ( 2 of the boxes are taped together but all five New Surplus ) USA shipping 12.00 conwayhvac

Low profile duct smoke detector 

SYSTEM SENSOR - Model #DH400ACDC - Smoke-Duct Detector - This is a New, Smoke-Duct Detector, though out of the box, as pictured. Free shipping, in the United States. Elsewhere to be quoted, via the USPS Priority Post.