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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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961 - 992 of 3,200
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
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
PM2.5 Air Quality Module (PMSA003) Ambient Air Quality Testing Module DC5V Power Supply M5Core Pedestal
From $84.00
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
Gas Leakage Detector ble Visual Alarm 12VDC Gas Detection Shut Off Valve Set AC 90240V EU Plug
From $79.00
Multi Gas Detector Gas Meter O2 H2S CO LEL 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustib
From $259.00
Zigbee Tuya 3.0 Air Quality Monitor Air Housekeeper 5 in 1 Formaldehyde VOC Co2 Temperature Humidity
From $59.00
ZE08-CH2O Formaldehyde Sensor with UART Serial Output for Indoor Air Quality Monitoring
From $33.95
50-1000Ppm Combustible Gases Detector Multi-functional Natural Gas Leak Detector Quick Response Detect Trichromatic Backlight
From $89.00
Dm502-o3 Handheld Ozone Detector O3 Multi-function Gas Detector
From $239.00
Ammonia Gas Sensor NH3 Concentration Air Quality Environmental Monitoring Module Digital Electrochemical SC05-NH3
From $37.95
SCD30 Module Air Quality Gas Sensor for CO2 and RH/T Measurement of Carbon Dioxide Gas Sensors
From $28.95
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature and Humidity in One Sensor I2C Communication B
From $28.95
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature B
From $31.95