Discover premium duct detectors engineered for early smoke detection in HVAC systems. Our comprehensive selection includes models from top brands like Simplex, System Sensor, and Siemens. Find intelligent photoelectric technology that ensures accurate monitoring and prevents false alarms. Protect your building with industry-leading solutions.
Simplex
Simplex 4098-9751 SSD In-Duct Sensor Housing
Sale price$239.10
Regular price$286.92
In Stock
Space Age
Space Age SSU-SL-2000-P Conventional Duct Smoke Detector
Sale price$155.00
Regular price$186.00
In Stock
Potter
Potter PAD200-DUCT Analog Addressable Duct Detector
Sale price$274.45
Regular price$329.34
In Stock
Siemens
Siemens TSM-1 (500-696353) Duct Detector Test Switch
Sale price$128.25
Regular price$153.90
In Stock
Simplex
Simplex 4098-9688 Duct Detector
Sale price$241.35
Regular price$289.62
Out of Stock – More Units Arriving Soon (Call for Lead Time)
System Sensor
System Sensor RTS2-AOS Multi-Signaling Accessory
Sale price$156.55
Regular price$187.86
In Stock
Kidde
Kidde KIR-DDOS Optica Intelligent Duct Smoke Detector
Sale price$210.80
Regular price$252.96
In Stock
Apollo
Apollo 53546-022APO Duct Detector Housing (XPERT 7)
Sale price$94.95
Regular price$113.94
In Stock
Air Products and Controls
APC RT-3000-P Weatherproof Duct Smoke Detector Photoelectric
Sale price$232.80
Regular price$279.36
In Stock
Potter
Potter PAD300-DUCTR Analog Addressable Duct Detector
Sale price$252.00
Regular price$302.40
In Stock
Edwards
Edwards ESD-SJ
Sale price$124.60
Regular price$149.52
Out of Stock – More Units Arriving Soon (Call for Lead Time)
Edwards
Edwards SIGA-DTS Duct Smoke Detector Test Station
Sale price$121.55
Regular price$145.86
In Stock