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Shop the best prices on 7,993 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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1,761 - 1,792 of 7,993
MQ135 Air Quality Sensor Module 3PCS MultiGas Detection for Arduino and Raspberry Pi
$24.95 Save $13.00 RRP: $37.95
Portable Air Quality Monitor, Temperature and Humidity Tester, CO2 Detector (Black 1 UK)
$59.00 Save $30.00 RRP: $89.00
4-in-1 Carbon Monoxide Detector,portable Carbon Monoxide Carbon Dioxide Monitor Air Quality Monitor
$109.00 Save $160.00 RRP: $269.00
MT03 Air Quality Monitor CO2 Temperature Humidity Tester CO2 Detector Carbon Dioxide Detector Black
$20.95 Save $3.00 RRP: $23.95
5 in 1 Air Quality Monitor for HCHO, TVOC, CO2, Temperature, and Humidity Detection
$64.00
ZRUXE Portable Ozone Analyzer Multifunctional O3 Ozone Meter Air Detector Intelligent Sensor Ozone Meter Air Quality Pollution Monitor
$219.00 Save $70.00 RRP: $289.00
Portable Air Quality Detector Digital Temperature Humidity Sensor Tester Co2 Carbon Dioxide Tvoc Formaldehyde Hcho Detector New
$109.00 Save $30.00 RRP: $139.00
Digital Formaldeyde Detector Handled Air Quality Monitor Hcho Tvoc Pm1.0 Pm2.5 Pm10 Detector Multifunctional Gas Analyzer
$99.00 Save $30.00 RRP: $129.00
Mini Handheld Lanyard Portable Ndir Medidor De Co2 Alarm Carbon Dioxide Detector Air Quality Sensor Monitor Co2 Meter
$139.00 Save $70.00 RRP: $209.00
Lcd Gas Analyzer Tester Meter Automotive Combustible Gas Sensor Air Quality Monitor Gas Leak Detector With Sound Shock Alarm
$209.00 Save $110.00 RRP: $319.00
Co2 Air Detector 3-in-1 Indoor Co2 Detector Air Quality Monitor Detects Co2 Home Office Light-and-s
$99.00 Save $50.00 RRP: $149.00
3 in 1 CO2 Meter Air Quality Monitor Handheld 5000Ppm CO2 Measurement Device for Carbon Dioxide Levels
$74.00
4 in 1 Portable Multi Gas Detector IP65 Waterproof Gas Leak Meter for O2 / CO / H2S / COMB Compatibility
$299.00
Cylinder Leak Tester Double Pressure Gauge Compression Leakage Detection Kit 0-7bar/0-100psi
$149.00
Leak Detection Set for Air Conditioning, Portable Gas Leak Tester for HLK Maintenance, Radiator Pressure Test and Vehicle Inspection
$129.00 Save $70.00 RRP: $199.00
Gas Detector for CO H2S O2 EX, Portable 4 Gas Monitor with RealTime Detection and Triple Alarms (Orange)
$179.00 Save $90.00 RRP: $269.00
MQ2 Gas Sensor Module for Arduino, MultiGas Detection with Adjustable Sensitivity and Fast Response
$20.95 Save $10.00 RRP: $30.95
Air Conditioning Kit, Refrigerant Leak Tester, Auto Refrigerant Spill Detector, AC Maint Tool 14.3x14.5x2.55in
$159.00 Save $70.00 RRP: $229.00
Portable Air Quality Detector Compatible with Bluetooth Multifunctional Carbon Dioxide Monitor for
$37.95 Save $41.05 RRP: $79.00
Portable Air Quality Detector Multifunctional Digital Carbon Dioxide Monitor for Home Bedroom Office
$28.95 Save $30.05 RRP: $59.00
Handheld Portable Gas-Leak Detector with Audible Visual Alarm Alarm Combustible Gas-Leak Detector
$26.95 Save $27.05 RRP: $54.00
WiFi Smart Gas Leakage Detector Highly Sensitive Combustible Gas Alarm LPG Natural Gas Sensor EU PLUG
$21.95 Save $7.00 RRP: $28.95
CO2 Sensor 400-10000 Ppm Carbon Dioxide Air Quality Detection Infrared Gas Sensor Module -Z19E Low Power Consumption
$22.95 Save $7.00 RRP: $29.95
Oxygen Analyzer Professional Portable O2 Oxygen Concentration Meter Detector 21%-95.6% O2 Meter Gas Detector US Plug
$199.00 Save $120.00 RRP: $319.00
CCS811 Gas Sensors Carbon Dioxide Detection Sensors Module CO2 ECO2 TVOC Air Quality Detecting Output CJMCU-811
$20.95 Save $12.00 RRP: $32.95
Combustible Gas Detection Unit MQ-5 Gas Detection Unit Integrated STM32 Controller STM32G030 I2C Communication Interface
$23.95 Save $13.00 RRP: $36.95
Portable Household Gas Alarm Natural Gas Detector LCD Display Independent Combustible Gas Alarm US Plug
$27.95 Save $14.00 RRP: $41.95
FNIRSI GD-02 Portable Gas Leak Detector 50000PPM Sound Light Alarm Combustible Natural Methane LPG Leak Detectio Gas Detector
$59.00 Save $30.00 RRP: $89.00
Oxygen Analyzer Professional Portable O2 Oxygen Concentration Meter Detector 21%-95.6% O2 Meter Gas Detector US Plug
$179.00 Save $80.00 RRP: $259.00
2pcs BME688 Environmental Sensor Module Temperature/Humidity/Air Pressure/Gas for Smart Home and IoT Projects
$46.95 Save $22.05 RRP: $69.00
Gas Leak Detector with High-Precise Sensor, Flexible Probe, Visual/Audible Alarm, Portable for Home/Industrial Use
$39.95 Save $19.05 RRP: $59.00
2X Smart Sensor AS8800L Gas Detector Protable Mini Combustible Gas Leakage Location Determine Tester with Sound
$64.00 Save $35.00 RRP: $99.00