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Shop the best prices on 4,194 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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1,761 - 1,792 of 3,200
Sener CO2 Carbon Dioxide Gas Sensor S88 Can Replace S8 0053 for SenseAir S88 CO2 Gas Sensor
From $54.00
MICS-6814 Gas Sensor Carbon Monoxide CO NO2 NH3 Nitrogen Oxygen Air Quality Detection Numerical Sensor Module
From $36.95
Refrigerant Leak Detector with Adjustable Sensitivity, LED and Sound Alarm for HVAC
From $139.00
84414466 Tractor Nox Sensor Nitrogen Oxide Sensor for Case Claas 5WK96711C
From $129.00
CJMCU-8118 HDC1080 Carbon Dioxide CO2 Temperature Humidity VOCs Air Quality Sensor Module for
From $28.95
Ozone Gas Detector with Temperature and Humidity Display, Indoor Air Quality Monitor
From $179.00
Portable Flammable Gas Leak Detector with LCD Display, Methane Tester for Home and Industrial Use
From $47.95
Handheld Ozone Detector O3 Monitor with Electrochemical Sensor, Measures Temperature, Humidity & AQI
From $179.00
Portable Ozone O3 Detector with LCD Display, Handheld Gas Analyser for Home, Office & Outdoor Use
From $189.00
Portable Refrigerant Leak Detector for HVAC Maintenance, Air Conditioning Repair and Pipe Inspection
From $119.00
Portable Natural Gas Detector with Alarm, CH4 Gas Leak Tester for Home and Industrial Use
From $149.00
Ozone O3 Detection Instrument with Indoor & Outdoor Temperature and Humidity Display
From $179.00
ZE08-CH2O Formaldehyde HCHO Sensor Module with UART Output for Indoor Air Quality Monitoring
From $31.95
Formaldehyde Sensor Module ZE08-CH2O with Serial UART Output for Indoor Air Quality Monitoring
From $33.95
Alcohol Gas Sensor Module Detector for Breath Gas Detection, 2 Pack
From $27.95
Flammable Gas Leak Detector with Sound Alarm, HT66, 50-1000PPM, LCD Screen
From $49.95
Handheld Combustible Gases Leak Detector Natural Gases Leakage Analyzer Tester Portable Gases Leak Location Determine Meter with Sound and Light Alarm
From $119.00
SMART SENSOR AS8800L Portable Flammable Gas Detector Natural Gas Leak Tester Analyzer
From $64.00
4 In 1 h2s/co/o2/ex multi gas detector handheld portable air analyzer high precision toxic harmful gas tester with alarm systerm
From $279.00
Portable Propane Methane and Natural Gas Leak Detector Combustible Gas Tester Meter Sniffer with Sound Light Alarm Sensitive Adjustable
From $47.95
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature C
From $38.95
Co2 Air Detector Carbon Dioxide Detector Agricultural Production Co2 Monitor
From $54.00
Ammonia Gas Sensor NH3 Concentration Air Quality Environmental Monitoring Module Digital Electrochemical SC05-NH3
From $34.95
Air Quality Monitor 5 in 1 CO2 TVOC HCHO Temperature Humidity Detector LCD Display Air Quality Tester
From $54.00
Multifunctional Air Quality Tester CO2 TVOC Meter Temperature Humidity Measuring Device
From $84.00
Portable Formaldehyde Detector Carbon Dioxide Detector Air Quality Detector
From $45.95
Ht66 Mini Gas Detector Household Handheld Combustible Gas Detecting Gauge With Long Probe Gas Leak Monitor Tester Ppm Meter Methane Concentration Alar
From $30.95
CY-12C Portable Oxygen Analyzer Oxygen Concentration Tester Handheld Oxygen Tester Analysis Instruments
From $139.00
Industrial Gas Alarm Digital Display G1 Male Thread Sound Light Combustible Gas Detector with Remote Control DC 243.6V NO.6324
From $229.00
Gas Detector Combustible Gas Oxygen Hydrogen Sulfide Carbon Monoxide 4 in 1 Detector US Plug AC100240V NO.1892
From $349.00
Gas Detection Ozone Temperature and Humidity Transmitter RS~O3WS~~N01~2~10P 485 Type 10~30VDC NO.5792
From $149.00
MQ137 Ammonia Gas Detection Sensor Module NH3 Gas Sensor Module Household Appliance Accessories Analog TTL Level Output
From $17.95