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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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641 - 672 of 3,200
Air Quality Monitor CO2 Monitor Formaldehyde Detector TVOC/Temp./Humidity Indoor with Buzzer Prompt
From $48.95
CO Gas Sensor Carbon Monoxide Sensor UART Digital Output SC16-CO
From $25.95
SCD41 Gas Sensor Module COO Sensor Module 2-in-1 Temperature and Humidity Sensor 2.4-5.5V with I2C Communication
From $35.95
Ammonia Gas Sensor NH3 Concentration Air Quality Environmental Monitoring Module Digital Electrochemical SC05-NH3
From $36.95
Methane Gas Sensor Module Catalytic Methane Gas Sensor Module SC4-CH4 Combustible Gas Leakage Monitor
From $17.95
Refrigerant Gas Leak Detector with Flexible Stainless Steel Sensor for CFCs, HCFCs, HFCs and Halogen
From $179.00
Portable Flammable Gas Leak Detector with Flexible Probe, Sound & Light Alarm AS8800L
From $64.00
Handheld Gas Leak Detector Pen Type PPM Meter for Flammable Natural Gas, 1000PPM
From $54.00
Handheld Oxygen Gas Detector with Digital Display and Sensor
From $199.00
Combustible Gas Leak Detector with Flexible Stainless Steel Probe
From $54.00
Gas Leak Detector with Flexible Probe, Portable LED Flammable Gas Alarm Tester HT601A
From $129.00
Gas Detector for Natural Gas, Coal Gas and Biogas Leak Detection
From $74.00
Oxygen Supply Failure Alarm Oxygen Cut-Off Alarm for Vehicles Transporting Live Seafood As Well As Aquaculture Systems
From $17.95
Smart Sensor Handheld Carbon Monoxide Meter With High Precision Co Gas Tester Monitor Detector Gauge Lcd Display Sound And Light Alarm 0-1000ppm
From $94.00
CGM6812-B00 Hydrogen, Methane, Propane Gas Sensor Pre-Calibrated Module for Combustible Gas
From $159.00
Ouitble Co2 Detector Carbon Dioxide Monitor Tester,3 in 1 Indoor Air Quality Monitor Portable Monitor for Co2 Temperature and Humidity
From $119.00
Halogen Refrigerant Leak Detector WJL-6000Pro compatible with R134A R404A SF6 R22 Car AC HVAC Air Conditioner Gas Leakage Tester Tool
From $89.00
MQ-131 MQ131 MQ 131 Ozone Sensor Oxygen Gas Sensor Module for Ozone Low/High Concentration Exceeded Alarm
From $30.95
Pt02 Plus Wifi Air Quality Monitor Detects Pollen Tvoc Co Co2 Pm2.5 1.0 Temp Rh Iot Controller Rs48
From $189.00
Portable 4 in 1 Gas Detector with Pump, Explosion Proof Multi Gas Detector for Confined Space
From $429.00
Portable Combustible Gas Leak Detector, High-Sensitivity CH4 & C4H10 Tester, USB Rechargeable
From $64.00
Halogen Leak Detector, Portable Refrigerant Leakage Monitor with Sensitive Sensor for Car and Home
From $84.00
5Pcs MQ-2 Gas Sensor Module Smoke Combustible Gas Detection Board with Analog Digital Output Adjustable Sensitivity 5V
From $11.95
Gas Detector for Flammable Gases with Adjustable Sensitivity, Analyser for Natural Gas, Coal Gas & Biogas
From $74.00
Dc24v Combustible Gas Detector Combustible Gas Alarm For Toxic Gas Detection Industrial Testing
From $199.00
Multi Gas Detector Gas Meter O2 H2s Co 4 In 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Yalo
From $199.00
Air Quality Detector PM2.5 Particle Detector PM1.0 Detect Dust Particle Instrument for Air Quality Yalo
From $99.00
Ammonia Gas Sensor NH3 Concentration Air Quality Environmental Monitoring Module Digital Electrochemical SC05-NH3
From $35.95
SC03-C2H5OH Alcohol Gas Detection Module High Precision Ethanol Sensor for Breathalyzer Gas Monitoring Equipment
From $26.95
Household 1.9inch 240*280 Resolution Color Display Air Quality Detector High Sensitive Semiconductor Sensors 5in1 HCHO TVOC CO2 Temperature Humidity
From $54.00
Air Quality Monitor Portable Carbon Dioxide Detector 3-in-1 CO2 Temperature Humidity Meter TVOC Detection with LCD Display for Home Office Car
From $44.95
Portable Air Quality Monitor CO2 CO PM2.5 HCHO TVOC Temperature Humidity Monitor Home Digital Air Quality Detector Multifunctional Formaldehyde
From $199.00