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Shop the best prices on 4,349 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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897 - 928 of 3,200
High Accuracy Carbon Dioxide Sensor CO2 Transmitter 400~5000PPm for Agricultural Greenhouse120~4~20mA Current Output NO.3120
From $104.00
Multi Gas Detector Gas Meter O2 H2S CO LEL 4 in 1 Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Gas Leak Detector
From $179.00
8 in 1 Air Quality Monitor with Gravity Sensor Carbon Dioxide Detector CO2 HCHO TVOC PM2.5 Temperature Humidity Tester NO.4155
From $94.00
DC730V RS485 EC Transmitter with Electrode Water Conductivity Sensor Transmitter for Garden Aquaculture NO.8741
From $189.00
Handheld Ozone Analyzer Portable O3 Gas Concentration Detector for Outdoor US Plug 100240V NO.6564
From $239.00
Tuya Wifi Eight in One Indoor Air Quality Monitor Portable CO2 Monitor
From $69.00
AR8100 Oxygen Detector O2 Gas Meter Rechargeable 025% Monitor with LCD Display and Fast Detection (US Plug 110V)
From $289.00
2Pcs - SGP40 SGP40 TVOC eCO2 CO2 Carbon Dioxide Sensor
From $20.95
SCD40 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature and Humidity in One Sensor I2C Communication B
From $24.95
Digital Gas Detector Co2 Sensor Hcho Tvoc Pm2.5 Meter Air Quality Monitor Multifunctional Temperature Smog Tester Air Analyzer
From $46.95
Rv propane | natural gas detector, gas leak detection, home gas alarm, high sensitivity lpg lng coal [MI]
From $26.95
Natural Gas Leak Detector with 85dB Alarm, Plugin Propane Methane LPG Sensor for Home Kitchen Safety
From $29.95
Alcohol Gas Concentration Sensor High Sensitivity Breathalyzer Module Smart Vehicle Detection DIY Projects
From $84.00
MQ138 Formaldehyde Gas Detection Sensor Formaldehyde Sensor Module
From $28.95
4.3 Inch Digital Lcd Display Co2 Detector Air Carbon Dioxide Detector Air Quality Monitor Professional Meter Co2 Concentration
From $239.00
Gas Detector, Lpg/natural Gas/gas Leak Detector, Plug-in Sensor Monitor With Audible Alarm And Led Digital Display
From $41.95
Smart Sensor As5750 Portable Refrigerant Gas Leakage Detector Halogen Gas Detector
From $129.00
Tuya WIFI Combustible Gas Detector Gas Alarm Digital Gas Detection Sensor Sound Alarm Smart Air Quality Detector,B
From $41.95
RV Propane | Natural Gas Detector, Gas Leak Detection, Home Gas Alarm, High Sensitivity LPG LNG Coal Natural Gas Leak De [MI]
From $39.95
Gas Leak Detector HT601A with Flexible Probe, Handheld LED Gas Leak Tester for Home Kitchen Safety
From $104.00
Dtecteur de Fuite de Gaz Rfrigrant Halogne HVAC R22 R410A R134A R1234YF
From $79.00
Gas Leak Detector with Adjustable Sensitivity and 360° Wireless Alarm for Home and Industrial Use
From $37.95
Tuya WiFi CO Combustible Gases Leak Detector Portable Carbon Monoxide Gases Leakage Tester Multifunctional Gases Concentration Tester Household Air
From $54.00
Air Quality Monitor Infrared CO2 Detector Temperature Humidity Meter for Home Planting
From $44.95
RS485 MODBUS-RTU Protocol Carbon Dioxide Transmitter Reverse Power Supply High Accuracy Stable Performance Industrial Monitoring
From $64.00
Alcohol Tester Rechargeable Portable Breath Testing LED Digital Display High Accuracy with 3 Color Warning Memory
From $41.95
CO Detector Multifunctional Portable Temperature Humidity CO Tester for Travel Tent Picnic DC 5V Black
From $74.00
SMART SENSOR AS8900 4 in 1 Combustible Gas Detector Analyzer Handheld Multi-Gas Monitor Gas Detector O₂ CO H₂S Analyzer Explosion-Proof
From $399.00
Gas Monitor, Gas Monitor 4 in 1 CO H2S O2 LEL Accurate Measurement Sound Light Vibration Alarm Backlit Display Gas Detector
From $159.00
SC03-C2H5OH Alcohol Gas Detection Module High Precision Ethanol Sensor for Breathalyzer Gas Monitoring Equipment
From $26.95
89465-BZ070 Oxygen Sensor O2 Sensor for
From $24.95
MQ137 Ammonia Gas Detection Sensor Module NH3 Gas Sensor Module
From $17.95