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Shop the best prices on 5,337 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, GreenZech, Other and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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129 - 160 of 3,200
CO2 Air Quality Detector, CO2 Carbon Dioxide Detector, CO2 Monitor, Air Pollution Temperature And Humidity Detector 6 In 1 Sensor Real Time Display
From $89.00
Portable Infrared CO2 Air Quality Detector Carbon Dioxide Formaldehyde Detector Indoor Temperature Hygrometer
From $64.00
CO2 Detector, Carbon Dioxide CO2 Monitor, LED Display, Air Quality Temperature and Humidity Monitor for Home, Office, Gym, Car (TVOC Sensor-Black)
From $43.95
Gas Leak Detector with MultiGas Detection and Combustible Gas Alarm, USB Rechargeable for Home and RV
From $189.00
SMART SENSOR ST8990 Multi Gas Monitor Rechargeable 4 in 1 O LEL CO HS Gas Detector Tester Sensor with Backlight Alarm Function LCD Display
From $179.00
TA8408B Industrial Gas Leak Detector 9999 PPM Range Detection Device with Direct PPM Readout
From $399.00
Portable Gas Detector with MultiGas Detection and Combustible Gas Alarm, USB Rechargeable
From $699.00
MQ2 Gas Sensor 5V MultiGas Detection Smoke LPG Butane Hydrogen Leak Detector for Arduino
From $23.95
Gas Sensor Module with Sensitivity TTL Output and Switchable Ozone Detection for Panel Mount
From $27.95
Natural Gas Leak Detector and Propane Alarm with Dual Alert for Home Kitchen and RV Safety
From $37.95
SCD30 Module Air Quality Gas Sensor for CO2 and RH/T Measurement of Carbon Dioxide Gas Sensors
From $27.95
The 6in1 Olfactory Sensor Module Supports UART Control Interface,Can Be Connected for ESP32 and Other Main Control Board
From $104.00
MICS-5524 Air Quality Gas Sensor Module CO H2 Methane Ethanol Detection Board High Sensitivity for I2C for Arduino DIY
From $11.95
SCD40 Gas Sensor Detects CO2 Carbon Dioxide Temperature and Humidity in One Sensor I2C Communication
From $25.95
Direct plug-in European standard ultra-sensitive digital display combustible gas pipeline alarm | gas detector | gas detector
From $37.95
ZPSHYD Handheld Ozone Meter Detector USB Charging Air Quality Pollution Monitor for Home Office Industry GCXYL
From $169.00
CO2 Detector, WiFi Air Quality Monitor Temperature Humidity Tester Thermometer Hygrometer for Home
From $79.00
ZPSHYD Handheld Ozone Meter Detector USB Charging Air Quality Pollution Monitor for Home Office Industry KQZIW
From $169.00
Gas Monitor 4 in 1 CO H2S O2 LEL Accurate Measurement Sound Light Vibration Alarm Backlit Display Gas Detector Accurate Measurement
From $149.00
CO2 Monitor, Humidity Meter Decibel Meter, 11in 4 in 1 Digital Sound Level Meter Thermometer Hygrometer Wall Mount Tester
From $179.00
ZFX-13001 Digital High-Precision Humidity Controller Intelligent Humidity Control Switch Dehumidification/Humidification Mode Humidistat
From $41.95
12 in 1 Air Quality Monitor CO2 Monitor with Time/ Date Display WIFI PM2.5 PM10 CO CO2 TVOC HCHO Te
From $41.95
Co2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse Co2 Monitor White
From $18.95
Mini Gas Detector Combustible Methane Natural Gas Leak Tester Sensor for Home HT66
From $32.95
Em2268 Ultrasonic Leak Detector Transmitter 36khz-44khz Pressure Vaccum System Locator Air Water Dust Leak Detector
From $699.00
Ndir Carbon Dioxide Co2 Sensor Module Mh-z14a Serial Port Pwm Analog Output 0-5000ppm
From $149.00
St8310a Carbon Dioxide Tester Recorder Air Quality Detector Temperature Humidity Monitoreu 100240v
From $439.00
Air Quality Meter Carbon Monoxide Sensor, With Temperature Humidity Detection,smoke Leak Detector, Co Gas Monitor
From $249.00
Mestek Gas Analyzer Meter Automotive Combustible Gas Sensor Detector Air Quality Monitor Gas Leak De
From $289.00
Wintact High Precision Oxygen Meter Professional Portable Oxygen(o2) Concentration Detector
From $399.00
Co2 Carbon Dioxide Gas Sensor Module Detector With Analog Signal Output
From $189.00
Infrared Detector Wifi Human Body Sensor Intelligent Linkage Alarm For Tuya Household
From $119.00