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Shop the best prices on 5,143 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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1,825 - 1,856 of 3,200
HT66 Gas Leak Detector 501000PPM Sound Alarm Mini Household Handheld Combustible Natural Methane G
From $28.95
2C012,13 in 1 Tuya WIFI Air Quality Detector CO2 (with 3 slave units)
From $69.00
Tuya Gas Leak Sensor Sound Alarm Propane Detector Digital Display Home Gas Alarm Bluetooth-compatible compatible with LPG Gas Biogas Methane
From $64.00
1000v 20a Universal Digital Multimeter Probe Test Leads Pin Needle Tip Multi Tester Lead Probe
From $19.95
Water Leak Detector-flood Detector Water Alarm Wireless Water Detectors With Sound And Light Alarm, White
From $89.00
Mq138 Formaldehyde Sensor Module Gas Detection Sensor Module -138 Aldehydes And Ketones Alcohols Ga
From $45.95
5801587836 5802392186 New Probe Ammonia NH3 Sensor for STRALIS XWAY X-WAY S-WAY Euro 6 HD9
From $169.00
3X MH-Z19 MH-Z19E IR Infrared CO2 Sensor Module Carbon Dioxide Gas Sensor NDIR for CO2 Monitor 400-5000Ppm UART PWM(A)
From $74.00
Tuya Wifi Air Quality Meter, Eight in One Indoor Air Quality Monitor Portable CO2 Monitor Temperature and Humidity Tester
From $74.00
OCS-3F2.1 Ultrasonic Oxygen Sensor Oxygen Concentrator for Arduino Detects Purity and Flow 21-95.6% 0-20L, 0-2.5V Analog
From $30.95
Sener CO2 Carbon Dioxide Gas Sensor S88 Can Replace S8 0053 for SenseAir S88 CO2 Gas Sensor
From $54.00
MP7227-da Pellistor is A Low Power Miniature MEM'S Catalytic Combustible Gas Sensor, MP-7227-da
From $94.00
SCD41 Gas Sensor Module COO Sensor Module 2-in-1 Temperature and Humidity Sensor 2.4-5.5V with I2C Communication
From $33.95
Fixed Chlorine Gas Detector 020ppm with Sound and Light Alarm 420mA Output Infrared Control
From $1,399.00
3X MH-Z19 MH-Z19C IR Infrared CO2 Sensor Module Carbon Dioxide Gas Sensor NDIR Accessories
From $59.00
Electromagnetic Radiation Detector
From $169.00
Carbon Monoxide Detectors Portable Formaldehyde Sensor Digital Air Quality Monitor Gas Analyzer LCD HCHO TVOC Detector
From $32.95
Upgraded Auto Air Conditioner Leak Detector Uv-flashlight Refrigerant Leak Test
From $35.95
Tuya 7 In 1 Wifi Air Quality Detector Co2 Tester Pm2.5 Tvoc Co2 Ch2o Formaldehyde Monitor Tft Display Air Tester,black
From $94.00
2 In 1 Version Wifi Function Smart Life Smoke Detector Sensor & Carbon Monoxide Co Gas Detector Smo
From $48.95
Co2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse Co2 Monitor Humidity Gas Detector
From $59.00
Tuya 7 In 1 Wifi Air Quality Detector Co2 Tester Pm2.5 Tvoc Co2 Ch2o Formaldehyde Monitor Tft Displ
From $89.00
Multi-gas Detector Connected With Voice Announcement
From $94.00
Smart 3 In 1 Carbon Dioxide Air Quality Monitor Detector Temperature Humidity Sensor Portable Mete
From $104.00
Ht66 Mini Gas Detector Household Handheld Combustible Gas Detecting Gauge With Long Probe Gas Leak Monitor Tester Ppm Meter Methane Concentration Alar
From $41.95
HABOTEST HT56 Pro Pen-Type Stretchable Gas Leak Detector with Audible and Visual Alarms Highly Sensitive Sniffer Natural Gas Detector to Locate Combus
From $41.95
Elitech Cld-100 Refrigerant Leak Detector Battery Operated High-sensitivity Portable Halogen Leak
From $179.00
SC03-C2H5OH Alcohol Gas Detection Module High Precision Ethanol Sensor for Breathalyzer Gas Monitoring Equipment
From $43.95
MICS-5524 Air Quality Gas Sensor Module CO H2 Methane Ethanol Detection Board High Sensitivity for I2C for Arduino DIY
From $39.95
Indoor Air Quality Monitor,CO2 Monitor/Temperature/compatible formaldehyde White
From $54.00
3 in 1 CO2 Meter Air Quality Monitor Handheld 5000Ppm CO2 Monitor Measurement Carbon Dioxide / Det
From $64.00
3 in 1 CO2 Meter Air Quality Monitor Handheld 5000Ppm CO2 Monitor Measurement Carbon Dioxide / Detector S8601
From $59.00