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Shop the best prices on 5,324 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, GreenZech, Other and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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65 - 96 of 3,200
Air Quality Monitor Formaldehyde Detector Pollution Meter Sensor Tester Detect & Test Indoor Polluti
From $309.00
3 in 1 CO2 Meter Air Quality Monitor Handheld 5000Ppm CO2 Monitor Measurement Carbon Dioxide / Detector S8601
From $35.95
Tuya WIFI Combustible Gas Detector Gas Alarm Gas Detection Sensor,B
From $30.95
89465-02080 Oxygen Sensor O2 Sensor for
From $22.95
Smart WiFi Gas Detector for Natural and LPG Leaks with Tuya Integration & Alerts
From $69.00
Co2 Monitor Meter Sensor Indoor With Alarm, Air Quality Carbon Dioxide Monitor With 400-5000 Ppm-nd
From $79.00
SCD41 Gas Sensor Module COO Sensor Module 2-in-1 Temperature and Humidity Sensor 2.4-5.5V with I2C Communication
From $33.95
C8D Dual-Channel (0-5000 Ppm) CO2 Sensor High-Precision Infrared Carbon Dioxide CO2 Concentration Detection Module
From $27.95
Natural Gas and Propane Leak Detector for Home with Sensitivity Sensor and Audible Visual Alarm
From $37.95
Air Monitor Co2 Carbon Dioxide Detector Air Quality Temperature Humidity Monitor Fast Measurement Meter For Co2, Black Other
From $37.95
12v Gas Detector Sensor Alarm Propane Butane Lpg Natural Motor Home Camper
From $32.95
Zigbee Tuya 3.0 Air Quality Monitor Air Housekeeper 5 in 1 Formaldehyde VOC Co2 Temperature Humidit
From $46.95
WIFI Infrared CO2 Monitor Carbon Dioxide Monitor NDIR Sensor Air Quality Monitor Carbon Dioxide Det
From $74.00
Carbon dioxide detector CO2 detector carbon dioxide concentration three in one temperature and humidity detection black
From $38.95
2X MICS-6814 Gas Sensor Carbon Monoxide CO NO2 NH3 Nitrogen Oxygen Air Quality Detection Numerical Sensor Module
From $69.00
2X SCD41 Gas Sensor Module Detects CO2,Carbon Dioxide,Temperature and Humidity in One Sensor
From $64.00
2X MQ136 Hydrogen Sulfide Gas Sensor Module H2S Gas Detection Sensor Module High Sensitivity Sensor Module
From $41.95
2X MQ137 Ammonia Gas Detection Sensor Module NH3 Gas Sensor Module Household Appliance Accessories Analog
From $30.95
MH Z19B Infrared CO2 Sensor for CO2 Monitor MH Z19B 5000PPM MH-Z19B NDIR Gas Sensor CO2 Gas Sensor MH Z19
From $41.95
NDIR CO2 Carbon Dioxide Air Gas Sensor Module Infrared IR 400-5000ppm for CO2 Monitor Terminal Type
From $19.95
Ac 90-270v Gas Leak Alarm Detector Aluminum Alloy Gas Emergency Shut Off Solenoid Valve Us Plug
From $109.00
5-In-1 Air Quality Monitor Home Air Quality Detector Pollution Tester Co/co2/hcho/aqi/tvoc Carbon Monoxide Sensor Co2 Meter
From $219.00
433Mhz Gas Leak Detector Carbon Monoxide Combustible Voice Warning For Household Eu 220v
From $109.00
Cgd02 30010000ppm Portable Combustible Gas Detector Liquefied Methane Alarm Household Gas Leak Tester
From $229.00
Co/co2/hcho/aqi/tvoc Gas Detector Air Quality Monitor Analyzer Carbon Dioxide Sensor Home Desktop High Precisions Quick Detect
From $249.00
Gaqqee Combustible Gas Detector Sw-733a Propane Co Hexane Methane Leak Indicator Port Natural Gas Analyzer 0-100%lel With Alarm
From $319.00
Carbon Dioxide Detector Portable Air Quality Detector Temperature And Humidity Detection Formaldehyde Detector
From $159.00
Portable High Sensitivity Refrigerant Leak Detector Halogen Leakage Tester Checker Gas Measurement Instruments
From $149.00
5 In 1 Air Quality Detector 60 Days Data Storage Long Endurance Led Digital Display Usb Charging Co2 Detector
From $149.00
Smart Sensor As5750 Refrigerant Leak Detector High Sensitive Usb Rechargeable Halogen Leak Detector
From $149.00
Carbon Dioxide Detector Semiconductor Usb Charging Lcd Temperature Humidity Detection Air Quality Detectorwhite
From $129.00
Smart Sensor Combustible Gas Detector Digital Combustible Gas Detection Instrument Hand-held Gas Lea
From $269.00