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Shop the best prices on 5,151 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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2,241 - 2,272 of 3,200
MH Z19B Infrared CO2 Sensor for CO2 Monitor MH Z19B 5000PPM MH-Z19B NDIR Gas Sensor CO2 Gas Sensor MH Z19
From $43.95
The 6in1 Olfactory Sensor Module Supports UART Control Interface,Can Be Connected for ESP32 and Other Main Control Board
From $94.00
2X SCD41 Gas Sensor Module Detects CO2,Carbon Dioxide,Temperature and Humidity in One Sensor
From $69.00
GMV-2021B MEMS H2 Sensor Hydrogen Gas Leakage Detection Device Hydrogen Detection
From $27.95
2X MQ136 Hydrogen Sulfide Gas Sensor Module H2S Gas Detection Sensor Module High Sensitivity Sensor Module
From $44.95
-12C Portable Oxygen Analyzer Oxygen Concentration Tester Handheld Oxygen Tester Analysis Instrumen
From $129.00
12V Propane Butane Gas Detector Alarm LPG Natural Gas Leak Sensor for Motorhome Camper Marine Vehicle with LED Flash Sound Alert
From $38.95
1 Pack WiFi Natural Gas Leak Detector for Home Gas Alarm and Monitor with LCD Display Screen Real Time APP Push Notification Drilling/No drilling Ins
From $69.00
Portable Multi Gas Detector Long Battery Life & Rechargeable Convenience For Work & Home Safety
From $49.95
Handheld Combustible Gases Leak Detector Natural Gases Leakage Concentration Analyzer Meter Sound Light Zl72a Battery
From $54.00
Digital Naturall Gas Detector, Home Gas Alarm, Gas Leak Detector, High Sensitivity Lpg, Lng, Naturall Coal Leak Detection, Home/kitchen Alarm Monitor
From $32.95
Lcd Carbon Monoxide Co Detector Poisoning Gas Sensor Monitor Warning Alarm Set Shytmv
From $27.95
Co2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse Co2 Monitor White-FCY
From $17.95
Ht609 Natural Leak Detector Combustible Detector Methane Liquefied Leak Alarm Detect Combustible G
From $64.00
Co2 Meter Pm2.5 Tvoc Co2 Hcho Temperature Humidity Detector Quality Monitor Co2 Sensor Analyzer White
From $59.00
Oxygen Sensor AO-02 Gas Detector Compatible with AO2 AA428-210 AO2PTB-18.10
From $89.00
Carbon Dioxide Sensor Infrared CO2 Concentration Detection 5000ppm Gas HAVC RV Smart Home Air Quality Monitor
From $35.95
Qukaim CO2 Sensor Module Carbon Dioxide Sensor Module, CO2 Temperature Humidity Monitor, 50ppm Accuracy, Detection Module for Environmental
From $69.00
Handheld Combustible Gases Leak Detector Natural Gases Leakage Tester Portable Combustible Gases Concentration Test Meter Gases Sniffer Test with
From $249.00
AR8100 Handheld O2 Meter Rechargeable Oxygen Detector for Outdoor Industry 100‑240V
From $199.00
LED Screen Air Quality Monitor Wall Mount Digital Temperature CO2 Concentration Detector DM1306
From $119.00
Combustible Gas Detector 50‑50000PPM LCD Display Screen Portable Gas Leak Tester for Pipeline
From $99.00
BSIDE G1 Combustible Gas Detector Ambient Temperature Natural Gas Methane Propane Gasoline Leak Tester
From $38.95
Handheld Air Quality Detector Meter Monitor Portable Rechargeable TVOC HCHO Tester
From $42.95
ETCR-1860 1KV-500KV High Voltage Detector Wrist Mounted High Voltage Alarm for Power Maintenance
From $59.00
SMART SENSOR AS5750 Portable Refrigerant Gas Leakage Detector Halogen Gas Detector
From $104.00
Halogen Gas CFC HFC Refrigerant Leak Detector R134a R410a R22a HVAC Checke
From $40.95
CO2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse CO2 Monitor Black
From $33.95
ANENG GN801 Gas-sensitive Semi-conduct Detector 300~10000PPM Gas Leakage Analyzer Combustible Meter Environment Test Sensor Tool
From $33.95
Formaldehyde Detector Formaldehyde Monitor Air Quality Monitor Tester for Indoor Home
From $32.95
Carbon Dioxide Sensor Module CO2 Temperature Humidity Monitor Detection 50ppm Accuracy
From $64.00
O3 Gas Sensor Module High Sensitivity Dual Panel TTL Signal Output Gas Ozone Detection Sensor Module
From $28.95