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Shop the best prices on 4,351 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, Generic1, GreenZech and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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3,009 - 3,040 of 3,200
MQ131 Ozone Sensor Module for Accurate Ozone Gas Detection and Monitoring
From $27.95
Dtecteur de gaz combustible BSIDE G1 Temprature ambiante Gaz naturel Mthane Propane Essence Testeur de fuite
From $33.95
Alcohol Gas Concentration Sensor High Sensitivity Breathalyzer Module Smart Vehicle Detection DIY Projects
From $79.00
A8 Handheld Digital Oxygen Detector Air Oxygen Concentration Alarms Value USB Rechargeable 2.8inch T
From $179.00
MP7227-da Pellistor is A Low Power Miniature MEM'S Catalytic Combustible Gas Sensor, MP-7227-da
From $99.00
Latest Model CO2 Sensor Module Carbon Dioxide Gas Concentration Sensor
From $119.00
Handheld Gas Detector, O2 EX H2S CO Gas Analyzer
From $289.00
Portable Radon Detector Digital Domestic Radon Monitor Gas Monitoring
From $169.00
AS8800L Gas Leak Detector with Adjustable Sensitivity, Dual Alarm and Flexible Probe
From $64.00
Dm128 Co2 Meter Indoor Air Quality Monitor Lcd Carbon Dioxide Temperature And Humidity Detector Ndir Sensor Analyzer
From $229.00
Gas Detectors-FOInfi6322-9480213615252
From $64.00
Multi Gas Detector Gas Meter O2 H2S CO 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Gas Leak Detector
From $149.00
CY-12C Portable Oxygen Analyzer Oxygen Concentration Tester Handheld Oxygen Tester Analysis Instruments
From $149.00
4 in 1 Gas Detector LCD Display Compound Gas Measurement Detector Sound Light Vibration Alarm Data Record Combustible Gas Detector
From $169.00
Oxygen Supply Failure Alarm Oxygen Cut-Off Alarm for Vehicles Transporting Live Seafood As Well As Aquaculture Systems
From $13.95
Gas Detector with CO2 Monitor, 18in1 Air Quality Meter with TFT Display for Home and Office
From $89.00
Handheld Ozone Detector O3 with Electrochemical Sensor, Portable Air Quality Monitor
From $179.00
Refrigerant Leak Detector for HVAC and Automotive AC, 0-1000 ppm CFCs/HCFCs with Flexible Probe
From $74.00
Portable Gas Leak Detector for Propane, Methane & Natural Gas with Lanyard, Black
From $47.95
Portable Gas Leak Detector for Propane, Methane & Natural Gas with Battery
From $47.95
ZE08-CH2O Formaldehyde Sensor Module with UART Serial Output for Indoor Air Quality Monitoring
From $31.95
Portable Gas Leak Detector Alarm with 30cm Probe for Home Kitchen Bathroom
From $84.00
Gas Leak Detector with LCD Screen and Sound Alarm, Digital Gas Analyzer PPM Counter
From $119.00
2026 Natural and soporific gas detector (White) 115x75x35mm 12V Edition, 26s
From $42.95
MQ136 Hydrogen Sulfide Gas Sensor Module H2S Gas Detection Sensor Module High Sensitivity Sensor Module
From $21.95
The 6in1 Olfactory Sensor Module Supports UART Control Interface,Can Be Connected for ESP32 and Other Main Control Board
From $94.00
Gas Leak Detector with High-Precise Sensor, Flexible Probe, Visual/Audible Alarm, Portable for Home/Industrial Use
From $84.00
MG811 CO2 Sensor Sensor Module
From $54.00
Natural and soporific gas detector
From $54.00
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor for Co, Metha
From $59.00
Portable Combustible Gas Leak Detector With Alarm Habicare
From $59.00
Carbon Dioxide Monitor Habicare
From $36.95