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Gas Detectors

Shop the best prices on 4,350 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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833 - 864 of 3,200
NDIR CO2 Carbon Dioxide Air Gas Sensor Module Infrared IR 400-5000ppm for CO2 Monitor Terminal Type
From $19.95
USB Charging Carbon Dioxide Air Quality Detector Temperature Humidity Environment Monitor CO2 Gas C
From $79.00
Smart Sensor Ap388 Gas Detector Gas Leak Detector Lpg Natural Gas Coal Gas Detection Sound & Led Alarm Auto Shut-down
From $54.00
Hydrogen Meter,hydrogen Test Pen High Hydrogen Test Pen Digital Hydrogen Meter Ultimate Reliability
From $54.00
MQ137 Ammonia Gas Detection Sensor Module NH3 Gas Sensor Module
From $16.95
Lcd Carbon Monoxide Co Detector Poisoning Gas Sensor Monitor Warning Alarm Set
From $19.95
Carbon Monoxide Detector CO Gas Analyzer with Smart Sensor Detection and Precision Reading AS8700A
From $89.00
Combustible Gas Detector with Precision Detection, Triple Alarm, VA Display, Rechargeable for LPG and Natural Gas Leak
From $199.00
Portable Ozone O3 Detector with LCD Display, Handheld Air Quality Monitor with Alarm
From $179.00
Smart Leakage Sensor Combustible Methane Propane Ch4 Lpg Natural Gas Detector Alarm With Indication Light
From $69.00
Air Quality Monitor Wifi Co2 Detector App Remote Monitoring Tft Screen 4-color Indicator Rechargeable Carbon Dioxide Tester
From $239.00
DM73B WiFi Smart Carbon Dioxide Formaldehyde Dust Detector With Time Record Generic1
From $199.00
Gas Leak Detector, Natural Digital Gas Detector, Home Gas Alarm, High Sensitivity LPG LNG Coal Natural Gas Leak Detection, Alarm Monitor Sensor Home/K
From $36.95
Wifi Air Quality Detector, High Sensitivity Tvoc Quality Monitor Co2 Carbon Dioxide Sensor Analyzer
From $259.00
Excellent Air Quality Monitor Detector for TVOC Formaldehyde Detector Real Time Data Recording
From $149.00
Formaldehyde Air Quality Monitor HCHO/TVOC/AQI/CO/CO2 5-in-1 Multifunctional Air Gas Detector Record Real-time Data
From $94.00
2022 Air Quality Monitor Sensor HCHO/TVOC/AQI/CO/CO2 Multifunctional Air Gas Detector
From $89.00
Gas Leak Detector AS8800L with Adjustable Sensitivity, Audible Visual Alarm and Flexible Probe for HVAC
From $79.00
Precision Handheld Carbon Monoxide Detector and Meter with LCD Display, 0–1000 ppm Range
From $724.00
Oxygen Meter 025% VOL Handheld Oxygen Detector with Fast Detection and Adjustable Alarm System
From $229.00
Sulfaux fur Dioxide Detector with RealTime Gas Monitoring, IndustrialGrade Portable SO2 Leak Alarm
From $574.00
Gas Leak Detector with Sensitive Semiconductor Sensor and Audible Visual Alarm for Methane Propane
From $49.95
Portable Gas Detector FourinOne ExplosionProof Toxic and Combustible Gas Detection Alarm AGG14A
From $299.00
Combustible Gas Detector with Color Screen, Triple Alarm, Rechargeable for Natural Gas and LPG
From $179.00
Rm370 Carbon Monox Detector
From $47.95
White Air Quality Monitor Co2 Meter Temperature And Humidity Carbon Dioxide Detector With Alarm Function Tabletop Real-time Air Gas Detector For Home
From $179.00
Gd-3000 Portable Gas Leak Detector Handheld Natural Gas Detector High Sensitivity Combustible Gas Sniffer Flammable Gas Tester
From $369.00
Methane Gas Sensor Module Catalytic Methane Gas Sensor Module SC4-CH4 Combustible Gas Leakage Monitor
From $32.95
Dr850 4 In 1 Portable Multi Gas Detector Ip65 Waterproof Gas Leak Meter For O2 / Co / H2s / Comb,New 2026
From $329.00
Portable Gas Detector with HD Display, Triple Alarm Alert, USB Rechargeable Multi Gas Leak Monitor for Home RV 0100% LEL
From $749.00
Air Quality Monitor, Ammonia Test Meter 3.5 Inch LCD NH3 Concentration Tester Ammonia Detector Ammonia Alarm Device,New 2026
From $289.00
Radon Gas Detector with RealTime Measurement and Historical Average Tracking for Indoor Use
From $1,049.00