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Shop the best prices on 4,195 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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1,793 - 1,824 of 3,200
Refillable Perfume Atomiser, 5ml Travel-Sized Perfume Bottles, Leaking Proof, Bottom Pump without Funnel, Elegant Portable Dispenser for Women and Men
From $31.95
Flammable Gas Leak Detector, Portable Gas Sniffer with Sound and Light Alarm for Detecting Methane, LPG, LNG, Fuel and Sewer Gas
From $74.00
6 in 1 Multifunctional Air Quality Detector Carbon Monoxide Detector Carbon Dioxide Formaldehyde Large LCD Screen Detector with Built-in Lithium Batte
From $94.00
Gas Detector, LPG/Natural Gas/Coal Gas Leak Detector, Plug-in Sensor Monitor with Audible Alarm and LED Digital Display, Combustible Methane, Propane,
From $49.95
Gas Detector, LPG/Natural Gas/Coal Gas Leak Detector, Plug-in Sensor Monitor with Audible Alarm and LED Digital Display, Combustible Methane, Propane,
From $41.95
O2 Electrochemical Oxygen Sensor Module Analog Voltage Output Compatible with STM32 Oxygen Concentration Detection
From $33.95
Gas Detector Domestic Gas Detector With Alarm 85 Db [visortech]
From $26.95
Smart LPG Gas Alarm Detector with 2.4G WiFi, Temperature Monitoring, and EU Plug for Natural Gas Leakage Detection tskj26s Smart LPG Gas Alarm Detecto
From $59.00
Oxygen Gas Detector with Clear Digital Display, Fast Leak Detection and 803 Sensor for Industrial Use
From $169.00
C8D Dual-Channel (0-5000 Ppm) CO2 Sensor High-Precision Infrared Carbon Dioxide CO2 Concentration Detection Module
From $25.95
Carbon Monoxide Propanes Gas Leaks Detector for RV Home Use 12V DC RV Propanes
From $104.00
Portable Gloss Meter -300 SE with 0.2GU High Accuracy 100,000 Measurements on A Single Charge and Long Battery Life
From $199.00
Concrete Moisture Meter Wall Tester Pinless Moisture Measurement Device with LCD Alarm MD920plus Moisture Meter
From $119.00
LD2412 Human Presence Sensor 24GHz Radar Sensor ISM Frequency Sensitive Human Motion Sensor 9M GPIO UART Output 7PIN
From $9.95
Tuya Smart Zigbee Natural GasandCarbon Monoxide Sensor Valve Linkage Methane Leakage Alarm Home Smart Life App
From $30.95
Leak Sensor Portable Halogen Leak Sensor Electronic
From $64.00
Multi Gas Detector Gas Meter O2 H2s Co 4 In 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Yalo
From $199.00
Carbon Monoxide Detector CO Gas Monitor Alarm Detector CO Sensor
From $38.95
Air Quality Detector PM2.5 Particle Detector PM1.0 Detect Dust Particle Instrument for Air Quality Yalo
From $99.00
14-in-1 Indoor Air Quality Monitor Tuya WiFi Air Quality Detector Detects CO₂ CO TVOC HCHO
From $43.95
Oxygen Gas Detector, Electrochemical Sensor, Rechargeable, LCD Display, Acoustic Light Alarm, Measures Oxygen Concentration and Temperature, Portable
From $159.00
MQ-131 MQ131 MQ 131 Ozone Sensor Oxygen Gas Sensor Module for Ozone Low/High Concentration Exceeded Alarm
From $37.95
SCD40 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature and Humidity 2 in 1 Sensor
From $28.95
Tuya WiFi 10in1 Air Quality Detector PM2.5 PM1.0 PM10 CO2 TVOC HCHO Tester TFT Display Time Temperature Meter White
From $159.00
Refrigerant Leak Detector, Halogen Gas Sniffer, Corona Sensor, 7 Adjustable Sensitivity Levels, Fast 6s Warm-Up for HVAC and Automotive AC,New 2026
From $44.95
Multi Gas Detector Gas Meter O2 H2S CO 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Gas Leak Detector
From $149.00
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature and Humidity in One Sensor I2C Communication C
From $34.95
Portable NH3 Ammonia Gas Detector High Precision Tester with Alarm A8-NH3 Monitor
From $219.00
Formaldehyde Sensor ZE08-CH2O Series with UART Output for Air Quality Monitoring
From $31.95
Fixed Hydrogen Gas Leak Detector 24V Dual Alarm Sensor 09999ppm with Relay Output for Safety Monitoring
From $499.00
VisorTech Connected Gas Detector - Voice Announcement - Natural Gas, Propane, Butane and LPG Detection
From $59.00
ZE25-O3 Sensor Module for Monitoring, 0-10ppm Range with Multiple Output Options
From $45.95