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Shop the best prices on 8,064 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, Other, GreenZech and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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2,529 - 2,560 of 3,200
Gas Detector, Lpg/natural Gas/coal Gas Leak Detector Plug In Sensor Monitor With Audible Alarm
$34.95 Save $94.05 RRP: $129.00
Air Quality Monitor 5 in 1 Air Quality Detector C02 Detector HCHO TVOC Tester LCD Temperature Humid
$20.95 Save $8.00 RRP: $28.95
SGP40 VOC Sensor Module Dual Gas Environment Detection Industrial Wide Temperature Range STEMMA QT/
$16.95
Indoor Air Quality Detector High-Precision Real-Time Portable 10-in-1 Monitor with Alarm Air Qualit
$38.95 Save $15.05 RRP: $54.00
C8D Dual-Channel (0-5000 Ppm) CO2 Sensor High- Infrared Carbon Dioxide CO2 Concentration Detection
$28.95 Save $1.00 RRP: $29.95
Wifi Natural Gas Sensor Combustible Household Smart Gas Alarm Detector Leakage Sensor Wifi Temperat
$33.95 Save $6.00 RRP: $39.95
Combustible Gas Detector Natural Gas Leak Detector Methane LPG Leak Detection Analyzers Tool with A
$40.95 Save $13.05 RRP: $54.00
Combustible Gas Detector, Portable Gas Leak Tester, Universal, for Factories and Garages
$46.95 Save $12.05 RRP: $59.00
MT03 Air Quality Monitor CO2 Temperature Humidity Tester CO2 Detector Carbon Dioxide Detector Black
$20.95 Save $4.00 RRP: $24.95
Combustible Gas Detection Unit -5 Gas Detection Unit Integrated STM32 Controller STM32G030 Communic
$21.95 Save $6.00 RRP: $27.95
MT03 Air Quality Monitor with Stand CO2 Temperature Humidity Tester CO2 Detector Carbon Dioxide Det
$22.95 Save $3.00 RRP: $25.95
CJMCU-8118 HDC1080 Carbon Dioxide CO2 Temperature Humidity VOCs Air Quality Sensor Module for
$31.95 Save $9.00 RRP: $40.95
GN803 Handheld Gas Leak Detector Methane Combustible Gas Testers Portable Gases Concentration Anal
$29.95 Save $7.00 RRP: $36.95
Tuya Combustible Gas Detector Gas Alarm Digital Gas Detection Sensor Sound Alarm Smart Air Quality
$25.95 Save $6.00 RRP: $31.95
BME680 Environmental Sensor BME680 Temperature and Humidity Atmospheric Pressure VOC Gas Detection
$25.95 Save $8.00 RRP: $33.95
Formaldehyde Sensor ZE08-CH2O Serial Port Output Formaldehyde Concentration Measurement Has Been Calibrated Module
$20.95
Gas Detector Leak Detector Natural Coal Gas Methane Propane Butane Detector Lpg Lng Portable Digital Led Sound Alarm For City Rv Home Mobile
$169.00
Gas Detector, Lpg/natural Gas/coal Gas Leak Detector, Plug-in Sensor Monitor With Audible Alarm And Led Digital Display, Combustible Methane, Propane
$45.95
Tuya CO2 Dioxide Detector WIFI CO2 Monitor Meter Co2 Sensor Indoor Agricultural Greenhouse Air Humiture Sensor Monitor
$74.00 Save $20.00 RRP: $94.00
ZE08-CH2O Formaldehyde Sensor Module with Serial Port Output and Pre-Calibration
$19.95 Save $33.00 RRP: $52.95
1085 Radon Detector Portable Home Radon Detector Natural Radon Gas Radiation Detector for New Marble
$249.00 Save $90.00 RRP: $339.00
2Pcs - SGP40 SGP40 TVOC eCO2 CO2 Carbon Dioxide Sensor
$21.95
Gas Leak Detector, High Sensitivity Natural Gas Detector 4 in 1 CO H2S O2 LEL Accurate Gas Monitor Measurement Sound Light Vibration Alarm Backlit
$169.00 Save $20.00 RRP: $189.00
Refrigerant Leak Detector HVAC Checker for Halogen R134a R410a R22a Air Condition
$50.95 Save $18.05 RRP: $69.00
Tuya ZigBee Gas Leak Detector Smart Alarm Sensor Combustible Gas Leakage Alarm for Home Security APP Remote Control
$41.95
SGP41 VOC Sensor Module Dual Gas Environment Detection Industrial Wide Temperature Range STEMMA QT/Qwiic Interface
$18.95
Tuya WIFI Combustible Gas Detector Gas Alarm Gas Detection Sensor,B
$26.95
C8D Dual-Channel (0-5000 Ppm) CO2 Sensor High- Infrared Carbon Dioxide CO2 Concentration Detection
$30.95 Save $6.00 RRP: $36.95
4 Gas Monitor,4 Gas Detector for H2S,CO, and O2,Adopt High-Precision ADC Acquisition Chip and 32-Bi
$189.00 Save $10.00 RRP: $199.00
Handheld Gas Detector Portable Multi-Purpose Blood Gas Analyzer with Alarm Sensor US Plug
$209.00 Save $20.00 RRP: $229.00
Portable Ozone Detector(0-20 PPM&0.01 PPM High Resolution), Ozone Meter with Alarm,Temp & Humidity Tester US Plug
$209.00 Save $90.00 RRP: $299.00
UT336A Refrigerant Leak Detector,Refrigerant Type Refrigeration Industry Negative Electronic Leak
$119.00 Save $10.00 RRP: $129.00