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Shop the best prices on 5,153 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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2,145 - 2,176 of 3,200
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature and Humidity in One Sensor I2C Communication C
From $28.95
SCD30 Module Air Quality Gas Sensor for CO2 and RH/T Measurement of Carbon Dioxide Gas Sensors
From $27.95
TPM-200A Carbon Monoxide Sensor Module Interference-Resistant High-Precision CO Air Quality Detection Sensor Module
From $8.95
Semiconductor Gas Sensor Combustible Gas Unit MQ I2C Interface Air Quality Detection Module for DIY Development Kit
From $21.95
ZE08-CH2O Formaldehyde Sensor with Serial Port Output for Accurate Concentration Measurement
From $16.95
2X SCD40 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature and Humidity 2 in 1 Sensor
From $47.95
SCD30 Module Air Quality Gas Sensor for CO2 and RH/T Measurement of Carbon Dioxide Gas Sensors
From $26.95
ZG09 CO2 Gas Sensor 485 Signal Output Module CO2 Module S8 0053
From $54.00
SCD40 Gas Sensor Detects CO2 Carbon Dioxide Temperature and Humidity in One Sensor I2C Communication
From $24.95
The 6in1 Olfactory Sensor Module Supports UART Control Interface,Can Be Connected for ESP32 and Other Main Control Board
From $94.00
3X SCD40 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature and Humidity 2 in 1 Sensor
From $74.00
Electrochemical CH2O Formaldehyde Sensor Gas HCHO Sensor Module Smart Home Devices
From $15.95
Smart Sensor Handheld Carbon Monoxide Meter High Precision Co Gas Tester Monitor Detector Gauge Lcd_m24
From $84.00
Oxygen Supply Failure Alarm Oxygen Cut-Off Alarm for Vehicles Transporting Live Seafood As Well As Aquaculture Systems
From $19.95
Air Monitor CO2 Carbon Dioxide Detector Air Quality Temperature Humidity Monitor Quick Measuring Me
From $19.95
Gas Leak Detector Combustible Propane Methane Leak Warning EU Plug Combustible Gas Alarm Sensor for Home Security
From $11.95
Radon Detector Monitor the Average Value of Air Radon Concentration Gas Detector Analyzing Tool Radon Detector
From $159.00
Gas Leak Detector with High-Precise Sensor, Flexible Probe, Visual/Audible Alarm, Portable for Home/Industrial Use
From $39.95
Smart Tuya Zigbee Air Box Air Quality Monitor CO2 VOC Gas Detector Sensor Automation
From $64.00
Portable Household Gas Alarm Natural Gas Detector LCD Display Independent Combustible Gas Alarm EU Plug
From $26.95
2X PM2.5 DUST SENSOR PMS7003 / G7 Thin Shape Digital PM2.5 Sensor (Inculd Transfer Board + Cable)
From $45.95
Methane Gas Sensor Module Catalytic Methane Gas Sensor Module SC4-CH4 Combustible Gas Leakage Monitor
From $17.95
AO-06 Oxygen Sensor Oxygen Concentration Level Detection Sensor Replaces the MOX4 for Gas Monitoring
From $43.95
CY-12C Portable Oxygen Analyzer Oxygen Concentration Tester Handheld Oxygen Tester Analysis Instruments
From $129.00
MH-Z19 MH-Z19E IR Infrared CO2 Sensor Module Carbon Dioxide Gas Sensor NDIR for CO2 Monitor 400-5000Ppm UART PWM(A)
From $23.95
ZE25-O3 Ozone Sensor Module for Ozone Monitoring, 0-10ppm Range with Multiple Output Options
From $64.00
SGP40 VOC Sensor Module Dual Gas Environment Detection Industrial Wide Temperature Range STEMMA QT/Qwiic Interface
From $14.95
1PCS Formaldehyde Sensor Module MQ138 MQ-138 Sensor Module unbrand
From $24.95
1PCS Formaldehyde Sensor Module MQ138 MQ-138 Sensor Module
From $26.95
ZE08-CH2O Formaldehyde Sensor with Serial Port Output for Accurate Concentration Measurement
From $15.95
CGM6812-B00 Hydrogen, Methane, Propane Gas Sensor Pre-Calibrated Module for Combustible Gas
From $189.00
CY-12C Portable Oxygen Analyzer Oxygen Concentration Tester Handheld Oxygen Tester Analysis Instruments
From $139.00