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Shop the best prices on 3,974 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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193 - 224 of 3,200
Handheld O2 Detector with Time and Date Display High Accuracy Digital O2 Temperature Humidity Tester 0‑30%Vol Range
From $179.00
LD600 Freon Leak Detector Combustible Gas Detector Air Conditioning Refrigerant Leak Detector with
From $189.00
Halogen Leak Detector With LED Light Air Conditioning HVAC Refrigerant Leak Detector R22a R134a CFC HFC HCFC Freon Gas Tester
From $69.00
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature A
From $34.95
HABOTEST Portable Gas Leak Detector Alarm Combustible Gas Detector with Audible and Visual Alarm for
From $34.95
4 In 1 gas detector o2 h2s co combustible carbon monoxide oxygen flammable gas analyzer toxic gas harmful gas leak detector
From $369.00
MH-Z19C Infrared CO2 Sensor for CO2 Monitor MH-Z19C NDIR Gas Sensor CO2 Gas Sensor MH Z19 with Terminal
From $41.95
Semiconductor CO2 Gas Sensor Carbon Dioxide Gas Sensor Air Quality Sensor Module UART Output JW01-CO2
From $6.95
XGZP6847A Air Pressure Oxygen Generator Sensor 5V Transmitter Module
From $11.95
Formaldehyde Monitor Carbon Dioxide Detector TVOC Detector Temperature and Humidity CO 2 Air Qualit
From $54.00
Pipeline Detector Alarm LNG LPG Tube Natural Gas Detector Propane Detection Alarm 2500PPM AC9240V US Plug
From $34.95
Combustible Gas Alarm Sensor Gas Leakage Detector EU Plug Standalone Natural/Liquefied Gas Leak Detector For Home Security
From $64.00
NDIR CO2 Sensor Infrared Carbon Dioxide Sensor Module with Serial Port PWM Analog Output CO2 Gas De
From $84.00
Handheld Carbon Monoxide Meter, 80Db CO Leak Detector,CO Gas Analyzer
From $79.00
DM72C Household Carbon Dioxide Detector CO2 Concentration Detector Generic1
From $104.00
3X MH-Z19 MH-Z19C IR Infrared CO2 Sensor Module Carbon Dioxide Gas Sensor NDIR Accessories
From $39.95
Carbon dioxide detector, black semiconductor inspection
From $20.95
MICS-6814 Gas Sensor Carbon Monoxide CO NO2 NH3 Nitrogen Oxygen Air Quality Detection Numerical Sensor Module
From $35.95
MQ131 Ozone Sensor Module for Accurate Ozone Gas Detection and Monitoring
From $31.95
SFA40 Mini Formaldehyde Sensor Module - High-Precision Air Detection Board for SFA30 Chip Supports I2C
From $54.00
Cfc Hfc Freon Gas Leak Detector Halogen Gas Analyzer Refrigerant Gas Air Conditioning Leak Detector R22a R134a Cisea
From $45.95
6 In 1 Multifunctional Air Quality Detector, Carbon Dioxide And Formaldehyde Monitor, With Large Lcd Screen
From $42.95
TPM-200A Carbon Monoxide Sensor Module Interference- High-Precision CO Air Quality Detection Sensor
From $9.95
Erdgas-Alarmsensor. Propan, Butan, Flssiggas. Erdgas fr Wohnmobile. Marine 12 V
From $64.00
Dtecteur de Gaz Connect WiFi Intelligent. Dtecteur de Fuite de Gaz Naturel/Mthane/GPL/Carbone. cran LCD. Alarme 85dB. Compatible APP
From $84.00
Portable Gas Leak Detector Alarm Combustible Gas Detector With Audible And Visual Alarm For All Types Of Flammable Gases Propane Methane Natural Gas
From $38.95
Natural And Soporific Gas Detector (white)
From $64.00
Portable Alcohol Breathalyzer Semiconductor Lcd
From $24.95
Gas Sensor Module Mini Version for Precision Flammable Gas Detection with Stable Performance 2025
From $21.95
Combustible Gases Leak Detector Natural Gases Leakage Tester Combustible Gases Concentration Analyz
From $54.00
MS1100 Gas Sensor Module, High-Precision TVOC and CO2 Detection, Household and Laboratory Gas Quality Sensing
From $11.95
MICS-4514 Gas Sensor Module Co/No2/NH3
From $46.95