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Shop the best prices on 4,957 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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2,721 - 2,752 of 3,200
Fixed Oxygen O2 Gas Detector Remote Leak Alarm Monitor Range 0-30% Vol New
From $319.00
Ht60 Gas Leak Detector Pen 0-1000ppm With Lcd Display Alarm Combustible Natural Methane Gas Detect Other
From $30.95
TASI TA8407A Gas Detector Handheld Pen Style Gas Detector Combustible Natural Gas Flammable Alarm Hi
From $54.00
CO2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse CO2 Monitor White
From $26.95
O3 Ozone Meter Ozone Analyzer Air Detector Intelligent Sensor Ozone Counter Air Quality Pollution Monitor(,)
From $189.00
Digital Gas Detector Home Gas Alarm Gas Leak Detector High
From $219.00
MG811 CO2 Sensor Sensor Module
From $49.95
NOx Gas Sensor NOxO100 OOA101 Replacement for Industrial Equipment, Precise Model Matching
From $149.00
1PCS Formaldehyde Sensor Module MQ138 MQ-138 Sensor Module
From $41.95
Formaldehyde Detector Quality Monitor Pm 2.5 Portable Display Pollution Meter Mini Dust Tester Car
From $104.00
Ozone Detector Meter, O3 Ozone Meter Air Quality Pollution Monitor Ozone Analyzer USB Charging Ozone O3 Ozone Concentration Meter with Colorful
From $179.00
Gas Leak Detector for Combustible Gases with Concentration Simulation Bar for Acetylene
From $44.95
Electrochemical CH2O Formaldehyde Sensor Gas HCHO Sensor Module Smart Home Devices
From $15.95
HoldPeak Portable Ultrasonic Oxygen Measuring Instrument,for Detection PSA Oxygen Generator Output Concentration,Flow Rate
From $299.00
MQ136 Hydrogen Sulfide Gas Sensor Module H2S Gas Detection Sensor Module High Sensitivity Sensor Module
From $21.95
Formaldehyde Sensor ZE08-CH2O Serial Port Output Formaldehyde Concentration Measurement Has Been Calibrated Calibration
From $16.95
MS1100 Gas Sensor Module, High-Precision TVOC and CO2 Detection, Household and Laboratory Gas Quality Sensing
From $12.95
Alcohol Gas Concentration Sensor High Sensitivity Breathalyzer Module Smart Vehicle Detection DIY Projects
From $79.00
The 6in1 Olfactory Sensor Module Supports UART Control Interface,Can Be Connected for ESP32 and Other Main Control Board
From $94.00
MG811 Carbon Dioxide Module: CO2 Gas Concentration Detection Module,Voltage Type,0-2V Voltage Output,MG811 Sensor Module
From $36.95
MH Z19B Infrared CO2 Sensor for CO2 Monitor MH Z19B 5000PPM MH-Z19B NDIR Gas Sensor CO2 Gas Sensor MH Z19
From $37.95
MH-Z19 MH-Z19E IR Infrared CO2 Sensor Module Carbon Dioxide Gas Sensor NDIR for CO2 Monitor 400-5000Ppm UART PWM(A)
From $42.95
Sener CO2 Carbon Dioxide Gas Sensor S88 Can Replace S8 0053 for SenseAir S88 CO2 Gas Sensor
From $54.00
SCD40 Gas Sensor Detects CO2 Carbon Dioxide Temperature and Humidity in One Sensor I2C Communication
From $25.95
ZE08-CH2O Formaldehyde Sensor with Serial Port Output for Accurate Concentration Measurement
From $16.95
Combustible Gas Detection Unit MQ-5 Gas Detection Unit Integrated STM32 Controller STM32G030 I2C Communication Interface
From $19.95
-Z19 -Z19E IR Infrared CO2 Sensor Module for CO2 Monitor (A)
From $25.95
Refrigerant Leak Detector with High-Sensitivity and Digital Readout, 3000mAh Battery
From $489.00
Gas Leak Detector, Plug-in Sensor Monitor with Audible Alarm and LED Digital Display
From $32.95
Gas Detector, Oxygen Detector WT8821 0~25% VOL Portable Oxygen Tester Analyzer O2 Detector LCD Display, for Work and Home
From $149.00
MICS-5524 Air Quality Gas Sensor Module CO H2 Methane Ethanol Detection Board High Sensitivity for I2C for Arduino DIY
From $24.95
-SGP30 ECO2 Air Quality Gas Sensor Module TVOC Detection Chip
From $25.95