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Shop the best prices on 7,846 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, GreenZech, Habicare and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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2,689 - 2,720 of 3,200
MHZ16 NDIR CO2 Sensor Module 010% VOL Carbon Dioxide Detector for Accurate Wide Range Measurement
$109.00 Save $60.00 RRP: $169.00
Gas Detector 4 in 1 Multi Gas Monitor O2 CO H2S LEL with HD LCD Display and Multiple Alarms
$574.00 Save $275.00 RRP: $849.00
Combustible Gas Detector with Smart Sensor, Instant Leak Alert and Flexible Probe AS8800L
$59.00 Save $25.00 RRP: $84.00
HVAC Leak Detector with Sensitivity Sensor LCD Display for Automotive AC and Multi Refrigerants
$259.00 Save $130.00 RRP: $389.00
Gas Leak Detector with LCD Display, Handheld Combustible Gas Sniffer 9999 PPM Flexible Probe Tester
$104.00 Save $55.00 RRP: $159.00
Ozone Detector Handheld Air Quality Monitor with Adjustable O3 Alarm and USB Fast Charging
$199.00 Save $90.00 RRP: $289.00
Gas Leak Detector with Adjustable Sensitivity and Stainless Steel Probe for Natural or Propane Gas
$69.00 Save $30.00 RRP: $99.00
HVAC Leak Detector HLD100+ Halogen Refrigerant Tester with Precise Detection and Alarm for AC
$94.00 Save $55.00 RRP: $149.00
Carbon Monoxide Detector with Alarm, Handheld CO Gas Leak Tester 01000ppm Wide Range
$94.00 Save $55.00 RRP: $149.00
Gas Leak Detector Sensitivity with Sound Light Alarm for Home and RV AS8800L
$44.95 Save $24.05 RRP: $69.00
Sensitivity Refrigerant Leak Detector for HVAC with Sound and Light Alarm
$149.00 Save $70.00 RRP: $219.00
Gas Detector for CO H2S O2 EX, Portable 4 Gas Monitor with RealTime Detection and Triple Alarms (Orange)
$159.00 Save $70.00 RRP: $229.00
Carbon Monoxide Detector with Alarm, Handheld CO Gas Leak Tester 01000ppm Wide Range
$79.00 Save $40.00 RRP: $119.00
Natural Gas Leak Detector with Flexible Gooseneck Probe, Rechargeable Combustible Gas Detector for Home and RV
$129.00 Save $70.00 RRP: $199.00
Gas Leak Detector with Precision Sensor, Flexible Probe and Triple Alarm for Home or Industrial Use
$59.00 Save $25.00 RRP: $84.00
MQ137 Ammonia Gas Sensor Module NH3 Detector 5V Dual Output for Arduino Air Quality Monitoring
$34.95 Save $17.00 RRP: $51.95
Hydrogen Sulfide Detector H2S Gas Monitor 0100ppm with Clip Alerts Adjustable Alarm Display
$109.00 Save $50.00 RRP: $159.00
Sensitivity HVAC Leak Detector with Sound and Light Alarm for Industrial Refrigeration
$179.00 Save $100.00 RRP: $279.00
Upgrade M365 Pro Dashboard For Xiaomi M365 Scooter Bt Circuit Board W/screen Cover For Xiaomi M365 Scooter
$50.95
AT8800L Portable Combustible Gas and Natural Gas Leakage Detector Fuel Leakage Tester
$59.00 Save $15.00 RRP: $74.00
Smart Sensor Ar5750b Halogen Gas Detector Alarm Refrigerant Gas Leak Detector Freon Sulfur Hexafluoride Analyzer Leakage Tester
$209.00
Portable Air Quality Monitor Temperature Humidity Monitor Infrared Ndir Co2 Detector Indoor Co2 Det
$299.00 Save $425.00 RRP: $724.00
4-in-1 Carbon Monoxide Detector,portable Carbon Monoxide Carbon Dioxide Monitor Air Quality Monitor
$109.00 Save $80.00 RRP: $189.00
Carbon Dioxide Detector Air Quality Temperature Detector Humidity Detector Formaldehyde Detection TVOC
$79.00 Save $40.00 RRP: $119.00
O3 Ozone Meter Ozone Analyzer Air Detector Intelligent Sensor Ozone Counter Air Quality Pollution Mo
$199.00
Portable Air Quality Detector, Digital Temperature Humidity CO2 Detector Carbon Dioxide TVOC Formaldehyde HCHO Detector
$79.00 Save $40.00 RRP: $119.00
Combustible Gas Leak Detector Analyzer Flammable Natural Gas Leak Location Determine Meter High Sensitivity Alarm Mode Habotest
$104.00
Ebc-b20h 12-72v 20a Lithium Lead-acid Battery Discharge Capacity Tester Online Computer Software Support An External Charger
$1,399.00
-Z19B Infrared Carbon Dioxide Monitor Sensor CO2 Detection Sensor Module UART PMW Wave Output 0-500
$43.95 Save $8.00 RRP: $51.95
2X Portable Ozone Analyzer Multifunctional Intelligent O3 Ozone Meter Gas Detector Sensor Air Quality Pollution Monitor
$249.00
5-In-1 Professional Indoor Air Quality Monitor Portable CO2, Temperature, Humidity, Formaldehyde Detector White Blue
$59.00 Save $30.00 RRP: $89.00
Industrial Gas Detector with External Pump for Continuous Monitoring of Flammable Gases, Oxygen, Carbon Monoxide, and Hydrogen Sulfide
$119.00 Save $60.00 RRP: $179.00