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Shop the best prices on 7,993 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, Other, GreenZech and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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385 - 416 of 7,993
K5C Mini Carbon Dioxide Detector CO Tester Air Quality Portable Monitor LED Screen USB Typc-C Charging Indoor A
$49.95 Save $9.05 RRP: $59.00
Tuya WiFi 12 in 1 Air Quality Monitor Multifunction PM2.5 PM1O HCHO TVOC CO CO2 Screen Display Air Detector Black
$46.95 Save $12.05 RRP: $59.00
BME688 Environmental Sensor BME688 Temperature and Humidity Atmospheric Pressure VOC Gas Detection Sensor Module
$48.95 Save $10.05 RRP: $59.00
Gas Leak Detector Combustible Propane Methane Leak Warning EU Plug Combustible Gas Alarm Sensor for Home Security
$14.95 Save $10.00 RRP: $24.95
Portable Ht59 Ht60 Gas Leak Tester Gas Sniffer With Audible Screen Alarm Ht59
$44.95 Save $39.05 RRP: $84.00
Radon Detector Monitor the Average Value of Air Radon Concentration Gas Detector Analyzing Tool Radon Detector unbrand
$179.00
Gas Monitor 4 in 1 CO H2S O2 LEL Accurate Measurement Sound Light Vibration Alarm Backlit Display Gas Detector
$159.00 Save $30.00 RRP: $189.00
Dioxide Detector Co2 Detector Concentrat Detect Mon
$54.00
Portable Gas Detector WJL-6000 Freon And Halogen Leak Detector For HVAC Refrigerant R22 R410A R134A R1234YF Sensor
$79.00 Save $40.00 RRP: $119.00
Gas Leak Detector - Handheld Portable Gas Analyzer Pen Type Mini 1000PPM Flammable Natural Gas Tester for Ambient Air Monitoring
$94.00 Save $45.00 RRP: $139.00
Air Quality Monitor Carbon Dioxide Detector Portable Indoor Home Office Clear Display Compact Design 3.54x1.57x2.76 in
$45.95 Save $23.05 RRP: $69.00
Gas Detector DY26 Mini Ultrasonic Leak Detector Handheld Portable Vacuum Seal Tester for Home and RV Use
$119.00 Save $60.00 RRP: $179.00
Ozone Gas Sensor Module with Dual Output Modes for Fast Industrial Air Quality Monitoring
$34.95 Save $18.00 RRP: $52.95
3 in 1 CO2 Meter Air Quality Monitor Handheld 5000Ppm CO2 Monitor Measurement Carbon Dioxide / De
$51.95 Save $7.05 RRP: $59.00
K5C Mini Carbon Dioxide Detector CO Tester Air Quality Portable Monitor LED Screen USB Typc-C Charg
$52.95 Save $11.05 RRP: $64.00
NDIR CO2 Sensor Infrared Carbon Dioxide Sensor Module with Serial Port PWM Analog Output CO2 Gas De
$46.95 Save $12.05 RRP: $59.00
15-In-1 Tuya WIFI Rechargeable Household Digital Air Quality Detector CO2/CO/TVOC/HCHO/PM2.5/Temp/H
$48.95 Save $15.05 RRP: $64.00
Upgrade M365 Pro Dashboard For Xiaomi M365 Scooter Bt Circuit Board W/screen Cover For Xiaomi M365 Scooter
$48.95 Save $70.05 RRP: $119.00
Car Accessories Oxygen Sensor O2 Sensor for
$44.95
Tuya Combustible Gas Detector Gas Alarm Gas Detection Sensor,A
$23.95
Portable CO2 Monitor and Sensor with NDIR Technology, 3-in-1 Air Quality Detector for Travel and Environmental Testing
$94.00
Halogen Gas Detector 501000ppm Sound Light Alarm for Air Conditioning Refrigerant Leakage Testing
$38.95
Gas Leak Detector with Acoustic and Visual Alarm for Detecting Combustible Gases in Motorhome and Home
$51.95
5 in 1 Smart Air Quality Real Time Detector for Formaldehyde, VOC, CO2, Temperature, Humidity with APP Remote Control, Requires Zigbee Hub
$51.95
GNSS High-Precision BeiDou GPS All-System Centimetre-Level Positioning RTK Measurement Module Differential K803-EK0407
$329.00 Save $50.00 RRP: $379.00
Automotive Cylinder Leak Detector TU-21 Petrol Engine Gauge Tool for Car Compression Leakage Detector Kit
$54.00 Save $10.00 RRP: $64.00
LD2412 Human Presence Sensor 24GHz Radar Sensor ISM Frequency Sensitive Human Motion Sensor 9M GPIO UART Output 7PIN
$12.95 Save $1.00 RRP: $13.95
PT02 Plus WiFi Air Quality Monitor Detects Pollen TVOC CO CO2 PM2.5 1.0 Temp RH IoT Controller RS48
$249.00 Save $60.00 RRP: $309.00
5v 1200mah Co2 Tester Hdo5 Air Quality Detector Electricity Temperature Humidity Display Black
$239.00 Save $60.00 RRP: $299.00
CO Sensor Smoke Detector Detector Sound White Detecting Range: 1520
$16.95 Save $28.00 RRP: $44.95
6000UV Halogen Leak Detector Freon Leak Detector R22 R410A R134A R1234YF Refrigerant Gas Air Conditioner Tester Tool
$38.95 Save $45.05 RRP: $84.00
Tuya WiFi 10in1 Air Quality Detector PM2.5 PM1.0 PM10 CO2 TVOC HCHO Tester TFT Display Time Temperature Meter White
$169.00 Save $130.00 RRP: $299.00