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Shop the best prices on 5,220 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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2,369 - 2,400 of 3,200
SGP41 VOC Sensor Module Dual Gas Environment Detection Industrial Wide Temperature Range STEMMA QT/Qwiic Interface
From $15.95
For YYS Electrochemical Ozone O3 Gas Sensor Module for Ozone Concentration Detection Disinfection Cabinet SC01-O3
From $17.95
HoldPeak Portable Ultrasonic Oxygen Measuring Instrument,for Detection PSA Oxygen Generator Output Concentration,Flow Rate
From $289.00
Semiconductor Gas Sensor Combustible Gas Unit MQ I2C Interface Air Quality Detection Module for DIY Development Kit
From $23.95
Semiconductor CO2 Gas Sensor Carbon Dioxide Gas Sensor Air Quality Sensor Module UART Output JW01-CO2
From $7.95
SCD41 Gas Sensor Module COO Sensor Module 2-in-1 Temperature and Humidity Sensor 2.4-5.5V with I2C Communication
From $31.95
MQ131 High Concentration Ozone Sensor Gas Sensor Module for Ozone High Concentration Analog TTL Level Output 10-1000PPM
From $18.95
629409 RV Refrigerator Thermistor Sensor for N611, N621, N641, N811, N821, N841, 2118 Series
From $7.95
OCS-3F2.1 Ultrasonic Oxygen Sensor Oxygen Concentrator for Arduino Detects Purity and Flow 21-95.6% 0-20L, 0-2.5V Analog
From $29.95
NDIR CO2 Carbon Dioxide Air Gas Sensor Module Infrared IR 400-5000ppm for CO2 Monitor Terminal Type
From $17.95
BME688 Environmental Sensor Module Temperature/Humidity/Pressure/Gas AI Smart I2C for Arduino A
From $25.95
O3 Ozone Meter Air Quality Detector with Intelligent Sensor for Pollution Monitoring
From $229.00
High Accuracy Carbon Dioxide Sensor CO2 Transmitter 400-5000PPm for Agricultural Greenhouse120-4~20mA Current Output
From $84.00
Gas Detector with Triple Alarm Modes, USB Rechargeable Multi Gas Leak Detector for Home and RV Safety
From $199.00
Lcd Pen Type Combustible Gas Detector Sound Light Alarm Flammable Natural Gas Leakage Detecting Pen
From $30.95
Gas Detector Digital Display Sampling Pump Flammable Oxygen Carbon Monoxide Hydrogen Sulphide Gas Suction Outdoor Pump Ref: 9852
From $724.00
Portable Multi-functional Rechargeable 4 in 1 Gas Meter Tester Analyzer with Digital Display Voice S
From $369.00
w Multi Gas Monitor 4 in 1 O2 LEL CO H2S Detector Rechargeable, LCD Display with Backlight Alarm Function, Portable Gas Tester
From $349.00
As8905 Explosion-proof Sulfur Dioxide Detector High-precision Portable Tester H2s Alarm
From $599.00
A8 Handheld Digital Oxygen Detector Air Oxygen Concentration Alarms Value USB Rechargeable 2.8inch T
From $179.00
Ir Counter Nuclear Detector X-ray Gamma Detector
From $109.00
CO2 Temperature Humidity Monitor 400‑5000PPM Real Time Monitoring High Accuracy Portable CO2 Detector with Alarm
From $69.00
CGM6812-B00 Hydrogen, Methane, Propane Gas Sensor Pre-Calibrated Module for Combustible Gas
From $179.00
CO2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse CO2 Monitor Black
From $109.00
Smart CO2 Detector - YOUKUKE - Multi-detection - 400-5000PPM
From $64.00
HVAC Refrigerant Leak Detector 7 Levels Sensitivity Adjustable Freon Gas Leakage Tester for Air Condition R22 R410A R134A R1234YF With LED Light ( Req
From $47.95
35000RPM Professional Electric Nail Drill Handle Nail Polisher Machine Handle
From $79.00
WX YQ-02 Oxygen Inhaler Pressure Regulator Oxygen Meter G5/8-14 Male Thread
From $84.00
NOYAFA Portable Formaldehyde Detector Indoor Air Quality Monitor HCHO and TVOC Monitor with ble Alarm LED Indicator for Home HVAC System
From $30.95
SMART SENSOR AS5750 Refrigerant Leak Detector High Sensitive USB Rechargeable Halogen Leak Detector
From $119.00
Halogen Gas CFC HFC Refrigerant Leak Detector R134a R410a R22a HVAC Checke
From $54.00
ZFX-13001 Digital High-Precision Humidity Controller Intelligent Humidity Control Switch Dehumidification/Humidification Mode Humidistat
From $41.95