It took days of going through more than a thousand customer reviews and conducting expert researches to narrow down the list. Weve included a comparison table below to give you a quick summary of our top 16 duct detector. Its followed by an in-depth review of each duct detector. Hopefully, once you are done reading this article, you will be well informed about duct detector and be able to select the right duct detector for you without any hesitations.
Best duct detector
1. Escolite UV Flashlight Black Light, 51 LED 395 nM Ultraviolet Blacklight Detector for Dog Urine, Pet Stains and Bed Bug
Feature
3 AA Standard Alkiline Battery(Not Included), Rechargeable battery is not recommended!51 UV LED allow to cover a larger area.Emits 390 to 395 nanometer wavelength.
Perfect for outside use such as finding scorpions and minerals!
Tips:in order to keep the flashlight's lifetime,if you did not use it for a long time,please put off the battery.
Improper usage of batteries or using poor quality of batteries could cause hazard issue to your safety.We recommend to use reliable quality batteries.Any issues caused by batteries DO NOT covered by the manufacturer warranties.
2. System Sensor H100ACDCLP Innovair Low Flow Photoelectric Air Duct Smoke Detector
Feature
Photoelectric4-Wire
With Low-Flow Technology
3. System Sensor RTS151KEY Remote Test and Reset Station with Key for Duct Smoke Detector
Feature
With keyFor duct smoke detector
Sold in each
4. Air Products and Controls SL-2000-N Duct Smoke Detector, Hardwired Ionization Sensor
Feature
Low-Flow Technology: Both Ionization and Photoelectric models listed for velocities between 100-4000 ft./min Both models listed for high-temperature applications Operating voltages: 230VAC, 115VAC, 24VAC, 24VDC Interconnect up to 30 units for common functions Patent pending "No-Tools Required" front or rear loading and removing sampling/exhaust tubes Patent pending "Test Port Valve" allows for aerosol smoke testing without cover removal Clear cover fitted with four captive "No-Tools Required" th5. Air Products and Controls SL-2000-P Duct Smoke Detector, Hardwired Photoelectric Sensor
Feature
Low-Flow Technology: Both Ionization and Photoelectric models listed for velocities between 100-4000 ft./min Both models listed for high-temperature applications Operating voltages: 230VAC, 115VAC, 24VAC, 24VDC Interconnect up to 30 units for common functions Patent pending "No-Tools Required" front or rear loading and removing sampling/exhaust tubes Patent pending "Test Port Valve" allows for aerosol smoke testing without cover removal Clear cover fitted with four captive "No-Tools Required" th6. Air Products and Controls Inc. SM-501-P SM-501 Series Duct Smoke Detectors
7. Dwyer Air Duct Temp Sensor, TE-DFN-B0448-00, 4" Probe, 10K Ohm Type II Thermistor, 8' Plenum Cable
Feature
MANUFACTURER DIRECTAccuracy: 0.22C @ 25C (0.4F @ 77F)
Operating Temperature Limits: -40 to 302F (-40 to 150C)
Cable Rating: Plenum option includes UL listed plenum cable.
Housing Material: Meets UL, 94 V-O polycarbonate plastic
8. Edwards SIGA-SD Intelligent Duct Detector
Feature
Provides one Form C auxiliary alarm relay for controlling ancillary equipment (e.g., HVAC controls)15.2 to 19.95 VDC operation
Less than 2 inch deep for easy installation and applications where space is tight
Magnet-activated test switch
Status LEDs remain visible through clear assembly cover
9. Simplex 4098-9756 Duct Sensor Housing - 4 Wire with relay
Feature
Simplex Time RecorderUsed - Good
4098-9756
10. Simplex 4098-9755 Duct Sensor Housing
Feature
Duct Sensor Housing W/O Relay30 Day Returns
*12 Month Warranty
11. Venstar Acc-DSEN Duct Sensor for Color Touch Thermostat
Feature
For color touch series thermostatSold in each
Sensor
12. Simplex 4098-9756 Air Duct 4 Wire Sensor Housing Smoke Detector Fire Alarm
Feature
Simplex Time RecorderUsed - Good
4098-9756
13. Protech D4120 4-Wire Photoelectric Duct Smoke Detector
Feature
Plug-in sensor offers superb false alarm immunity and the latest sensor technologyIncreased wiring space with a newly added 3/4 in. Conduit knockout
One easy-access test/reset button and improved LED status
Patented interconnect feature for multi-fan shutdown
New high contrast terminal designations
14. System Sensor D4120- InnovairFlex 4-Wire Photo Duct Detector
Feature
System Sensor D412015. System Sensor DST 1.5-1.5' Duct Detector Sampling Tube
Feature
System Sensor DST 1.51.5' Duct Detector Sampling Tube
30 Day Return
*12 Month Warranty
16. Smoke Pencil ONE Air Leak Detection Hazer Hard Field Kit New Handheld Smoke Stick Draft Detector Machine with Fog Juice for Detecting Leaks, Puffer Tool for HVAC Technicians Energy Raters Mechanics
Feature
The new Smoke Pencil ONE is a professional handheld air leak detector used by energy raters, HVAC technicians, auto mechanics, and contractors to identify drafts and air leaks in a home, business, or automobile.EASY FOGGING You control the fog in the palm of your hand. Simply pull the trigger on the Smoke Pencil Pro smoke stick near the area that you suspect a draft and see how the smoke moves to show air current or leakage.
DURABLE The Smoke Pencil ONE air detection hazer is perfect for personal or professional use, featuring a pocket sized 3 x 5 x 2 robust body frame that resists drops and damage, smooth grip finish and locking trigger for easier toolbox storage.
FULL KIT Includes a 3 oz bottle of non-toxic fog juice smoke fluid, Smoke Pencil adapter tip , 6 AA alkaline, 1 phillips head screwdriver, 1 durable hard carrying case with foam lining, and 1 instruction sheet.
30-DAY GUARANTEE If for any reason you arent completely satisfied simply send your Smoke Pencil Puffer Tool back for a full refund within 30 days!
