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Gas Detectors

Shop the best prices on 3,981 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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225 - 256 of 3,200
New Radiation Dosimeter 8 LED Radiation Detector High Precision Portable EMF Magnetic Field Monitor Handheld
From $11.95
Zigbee/Tuya WIFI Smart Air Box Carbon Dioxide Detector CO2 Gas Sensor Formaldehyde VOC Temperature Humidity Sensor
From $27.95
24G LD2450 Millimeter Wave Human Motion Tracking Radar Sensor Module LD2450 Sensing Distance 8 Meters
From $15.95
Air Pressure Tester Gauge SWW512C Digital Manometer HVAC Air Pressure Meter Gauge Differential Air Pressure Tester Tool
From $94.00
Expandable Smog Leak Detector for All Intake and Exhaust Shapes Quickly Diagnose Any Intake Problems
From $19.95
Radon Detector Monitor the Average Value of Air Radon Concentration Gas Detector Analyzing Tool Radon Detector
From $169.00
Tuya Wifi Air Quality Meter, Eight in One Indoor Air Quality Monitor Portable CO2 Monitor Temperature and Humidity Tester
From $74.00
Ultrasonic Water Tank Liquid Depth Level Meter with Temperature Sensor, Time Display, and Alarm Water Tank Level Meter
From $64.00
BENETECH GM8803 Home Indoor Air Quality Detector Haze Smog Tester PM2.5 PM10 Gas Analyzers Generic1
From $129.00
CO2 Carbon Dioxide Detector Air Quality Monitor Tester CO2 Meter with Alarm
From $79.00
Portable HT59 Gas Leak Tester Gas Sniffer with Audible Screen Alarm
From $32.95
Portable Air Quality Detector Compatible with Bluetooth Multifunctional Carbon Dioxide Monitor for
From $36.95
Digital Natural Gas Detector Home Gas Alarm Gas Leak Detector High Sensitivity Natural Coal Leak Det
From $69.00
Digital Hydrogen Tester Pen, High-Precision Hydrogen Meter for Reliable Testing
From $43.95
Combustible Gas Detection Unit MQ-5 Gas Detection Unit Integrated STM32 Controller STM32G030 I2C Communication Interface
From $19.95
Suitable Gas Detector Oxygen O2 Hydrogen Sulfide H2S Carbon Monoxide CO Combustible Gas LEL Gas Meter -New 2026
From $179.00
WIFI Tuya Smart CO2 Sensor Carbon Dioxide Detector HCHO TVOC CO2 TEMP HUMI Detector LCD Display Smart Life APP Black
From $84.00
Tuya 7 In 1 Wifi Air Quality Detector Co2 Tester Pm2.5 Tvoc Co2 Ch2o Formaldehyde Monitor Tft Display Air Tester,black
From $94.00
NOYAFA Portable Formaldehyde Detector Indoor Air Quality Monitor HCHO and TVOC Monitor with Audible Alarm LED Indicator for Home HVAC System
From $45.95
MH Z19B Infrared CO2 Sensor for CO2 Monitor MH Z19B 5000PPM MH-Z19B NDIR Gas Sensor CO2 Gas Sensor MH Z19
From $41.95
MH Z19B Infrared CO2 Sensor for CO2 Monitor MH Z19B 5000PPM MH-Z19B NDIR Gas Sensor CO2 Gas Sensor MH Z19
From $59.00
Electromagnetic Radiation Detector(free Shipping)
From $119.00
Lcd Gas Analyzer Tester Meter Automotive Combustible Gas Sensor Air Quality Monitor Gas Leak Detector With Sound Shock Alarm
From $179.00
Indoor Air Quality Monitors for CO2 PM2.5 Detection, Real Health Assessment with High Sensitivity Sensors
From $209.00
Co2 Air Detector 3-in-1 Indoor Co2 Detector Air Quality Monitor Detects Co2 Home Office Light-and-s
From $94.00
SGP40 VOC Sensor Module Dual Gas Environment Detection Industrial Wide Temperature Range STEMMA QT/Q
From $16.95
MQ137 Ammonia Gas Detection Sensor Module NH3 Gas Sensor Module Household Appliance Accessories Analog TTL Level Output
From $15.95
-6000-L Freon Leak Detector Halogen Leak Detector Refrigerant Gas HVAC R22 R410A R1234YF Detector wi
From $47.95
Multi Gas Detector Gas Meter O2 H2S CO 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Ga
From $179.00
Handheld Carbon Monoxide Meter, 80Db CO Leak Detector,CO Gas Analyzer
From $39.95
Gas Leak Detector Analyzer Methane Combustible Natural Tester Sound Double Alarm LCD Alcohol Gas Le
From $119.00
SCD30 Module Air Quality Gas Sensor for CO2 and RH/T Measurement of Carbon Dioxide Gas Sensors
From $54.00