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Shop the best prices on 4,360 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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2,465 - 2,496 of 3,200
Portable air quality monitor Household formaldehyde TVOC monitor Household digital air quality detec
From $119.00
SCD40 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature and Humidity 2 in 1 Sensor
From $42.95
Air Quality Detector Monitor Accurate Tester With Co Co2 Hcho Aqi Tvoc Sensor Multifunctional Air Gas Detector Real Time
From $84.00
Gas Detector, Lpg/natural Gas/coal Gas Leak Detector, Plug-in Sensor Monitor With Audible Alarm And Led Digital Display, Combustible Methane Gas Alarm
From $44.95
ZE08-CH2O Formaldehyde Sensor Module with UART Output for Indoor Air Quality Monitoring
From $31.95
5pcs 4H2S100 Hydrogen Sulfide Gas Sensor for Industrial H2S Detection with Easy Installation
From $369.00
Portable Air Quality Detector Multifunctional Digital Carbon Dioxide Monitor for Home Bedroom Office New
From $25.95
MG811 CO2 Carbon Dioxide Sensor Module with Analogue and Level Output
From $64.00
Portable Combustible Gas Leak Detector with Flexible Stainless Steel Probe
From $74.00
ZE08-CH2O Formaldehyde Sensor Module with Serial Output for Indoor Air Quality Monitoring
From $31.95
MICS-6814 VOC NH3 Nitrogen Oxide Sensor Module for Labs and Agricultural Greenhouses
From $89.00
Combustible Gas Leak Detector HT601A with Flexible Long Probe and Audible Alarm for Home and Industrial Use
From $119.00
Gas Leak Detector Analyzer Methane Combustible Natural Tester Sound Double Alarm LCD Alcohol Gas Leak Sensor
From $79.00
MQ136 Hydrogen Sulfide Gas Sensor Module H2S Gas Detection Sensor Module High Sensitivity Sensor Module
From $54.00
MH-Z19 MH-Z19C IR Infrared CO2 Sensor Module Carbon Dioxide Gas Sensor NDIR Accessories
From $40.95
Wall Mounted Carbon Monoxide Transmitter Temperature Humidity CO Gas Sensor Detector 485 NO.7032
From $89.00
High Accuracy Greenhouse CO Sensor Detector Wall Mounted Carbon Monoxide Transmitter0~5V NO.3113
From $89.00
16in1 Air Quality Detector CO2 Detector TVOC HCHO PM2.5 PM10 PM1.0Detector Humidity Temp Intelligent Monitor Monitoring Data Real Time 2.8TFT Display
From $119.00
Natural Gas Detector, Gas with Audible and Visual Alarm, Portable DetectorNatural Gas Detector, Gas with Audible and Visual Alarm, Portable Detector
From $45.95
Digital Natural Gas Detector,Household Gas Alarm, Gas Leak Detector,High Sensitivity LPG,LNG,Natural Coal Leak Detection,Home/Kitchen Alarm Monitor,12
From $43.95
BME688 Environmental Sensor Module Temperature/Humidity/Pressure/Gas AI Smart I2C for Arduino A
From $24.95
Pen Type Nuclear Radiation Detector USB Nuclear Radiation Tester Geiger Counter
From $109.00
Multi Gas Detector Gas Meter O2 H2s Co 4 In 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Gas Leak Detector
From $219.00
5X PM2.5 DUST SENSOR PMS7003 / G7 Thin Shape Digital PM2.5 Sensor (Inculd Transfer Board + Cable)
From $99.00
Gas Analyzer Air Quality Analyzer CO2 Monitor Meter Carbon Dioxide Detector Temperature CO2 Monitor Alarm Function
From $99.00
PM2.5 Air Quality Module (PMSA003) Ambient Air Quality Testing Module DC5V Power Supply M5Core Pedestal
From $79.00
SGP40 VOC Sensor Module Dual Gas Environment Detection Industrial Wide Temperature Range STEMMA QT/Qwiic Interface
From $12.95
Multifunctional Household Air Quality Detector LED Display CO2 Tester with Carbon Dioxide TVOC HCHO
From $79.00
Handheld Prefession Accurate Digital Oxygen Detector Rechargeable O2 Tester
From $129.00
Ozone Gas Detection Module Portable O3 Low Concentration Gas Sensor Module Tester
From $47.95
WT8821 Oxygen Monitor O2 Detector Gas Concentration Analyzer Alarm Meter Oxygen Sensor
From $149.00
Gas Monitor Meter High Accuracy Multifunctional ABS Portable Gas Leak Detector for Kitchen Industry
From $59.00