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Shop the best prices on 4,994 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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2,881 - 2,912 of 3,200
Halogen Leak Detector Air Conditioning Refrigerant Leak Detector HVAC R22 R410A R134A CFCs HCFC Fre
From $48.95
BME680 Environmental Sensor BME680 Temperature and Humidity Atmospheric Pressure VOC Gas Detection Sensor Module
From $25.95
12 in 1 Air Quality Monitor CO2 Monitor with Time/ Date Display WIFI PM2.5 PM10 CO CO2 TVOC HCHO Te
From $35.95
517A Formaldehyde Air Quality Monitor HCHO/TVOC/AQI/CO/CO2 5-in-1 Air Gas Detector
From $119.00
Air Quality Detector Monitor Accurate Tester with CO CO2 HCHO AQI TVOC Sensor Multifunctional Air Gas Detector Real Time
From $94.00
Co2 Sensor Mh-z14a Pwm Ndir Infrared Carbon Dioxide Sensor Module Serial Port 0-5000ppm Controller GreenZech
From $89.00
Wifi Gas Sensor Combustible Natural Gas Leak Detector App Alert Push Smart Alarm Sensor For Home GreenZech
From $109.00
Gas Detector, Lpg/natural Gas/coal Gas Leak Detector Plug In Sensor Monitor With Audible Alarm1pcs-UK plug Elrachen
From $45.95
ZG09 CO2 Gas Sensor 485 Signal Output Module CO2 Module S8 0053
From $74.00
ZG09 CO2 Gas Sensor 485 Signal Output Module CO2 Module S8 0053
From $74.00
ZE25-O3 Ozone Sensor Module for Ozone Monitoring, 0-10ppm Range with Multiple Output Options
From $69.00
MICS-5524 Air Quality Gas Sensor Module CO H2 Methane Ethanol Detection Board High Sensitivity for I2C for Arduino DIY
From $13.95
MP7227-da Pellistor is A Low Power Miniature MEM'S Catalytic Combustible Gas Sensor, MP-7227-da
From $99.00
Tuya WIFI Combustible Gas Detector Gas Alarm Gas Detection Sensor,B
From $32.95
16in1 Air Quality Detector CO2 Detector TVOC HCHO PM2.5 PM10 PM1.0Detector Humidity Temp Intelligent Monitor Monitoring Data Real Time 2.8TFT Display
From $119.00
Gas Detection Ozone Temperature and Humidity Transmitter RS~O3WS~~N01~2~10P 485 Type 10~30VDC NO.5792
From $149.00
Gas Detector Combustible Gas Oxygen Hydrogen Sulfide Carbon Monoxide 4 in 1 Detector US Plug AC100240V NO.1892
From $349.00
High Accuracy Greenhouse CO Sensor Detector Wall Mounted Carbon Monoxide Transmitter0~5V NO.3113
From $89.00
485 Type Carbon Dioxide Sensor Detector CO2 Concentration Sensor Transmitter NO.3007
From $104.00
Industrial Gas Alarm Digital Display G1 Male Thread Sound Light Combustible Gas Detector with Remote Control DC 243.6V NO.6324
From $229.00
Wall Mounted Carbon Monoxide Transmitter Temperature Humidity CO Gas Sensor Detector 485 NO.7032
From $89.00
Handheld Combustible Gases Leak Detector Natural Gases Leakage Analyzer Tester Portable Gases Leak Location Determine Meter with Sound and Light Alarm
From $129.00
Handheld Combustible Gases Leak Detector Natural Gases Leakage Tester Portable Combustible Gases Concentration Test Meter Gases Sniffer Test with
From $239.00
NDIR Sensor CO2 Monitor Indoor Carbon Dioxide Detection 6 in 1 NDIR Sensor CO2 Detector Formaldehyde Concentration Detection for-black
From $119.00
MP7227-da Pellistor is A Low Power Miniature MEM'S Catalytic Combustible Gas Sensor, MP-7227-da
From $84.00
2X SCD40 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature and Humidity 2 in 1 Sensor
From $47.95
8 in 1 Air Quality Monitor CO2 Meter Carbon Dioxide Detector CO2 TVOC HCHO PM2.5 PM1.0 PM10 Temperat
From $64.00
Feature: 1. [Highly Sensitive Sensor] Equipped with a highly sensitive sensor, this detector has qui
From $74.00
CY-12C Portable Oxygen Analyzer Oxygen Concentration Tester Handheld Oxygen Tester Analysis Instruments
From $129.00
Household Air Quality Detector Multifunctional CO2 Tester with Carbon Dioxide PM2.5 TVOC HCHO Value
From $69.00
5 In 1 Air Quality Detector Tvoc Hcho Co2 Meter Carbon Dioxide Temperature Humidity Testing Air Qua
From $79.00
QRB1 Photocell Flame Detector for Safe Burner Operation Edition 0120
From $32.95