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Shop the best prices on 875 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Habicare, Fstniceted and Stormsure. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to United States.

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225 - 256 of 875
Ozone Analyzer Air Quality Monitor Portable O3 Ozone Gas Detector With Intelligent Sensor And High Accuracy
$179.00 Save $80.00 RRP: $259.00
SCD30 Air Quality Sensor Module For CO2, Temperature And Humidity Monitoring With High Precision I2C Compatible
$119.00 Save $60.00 RRP: $179.00
ZE08-CH2O Formaldehyde HCHO Sensor Module For Concentration Measurement Air Quality Accessory Formaldehyde Gas Sensor
$289.00 Save $140.00 RRP: $429.00
MQ3 Alcohol Sensor Module with Dual Output and Adjustable Sensitivity for Arduino Breathalyzer Projects
$18.95 Save $9.00 RRP: $27.95
Alcohol Gas Sensor Module For Breath Gas Detection And Home Security, 2-Pack
$15.95 Save $7.00 RRP: $22.95
Halogen Gas Detector Portable for CFCs, HCFC, HFC Refrigerants - Freon Leak Tester for Air Conditioning Systems
$139.00 Save $70.00 RRP: $209.00
CO2 Monitor, 3-In-1 Carbon Dioxide Detector, Portable Air Quality Monitor With Temperature and Humidity, White
$34.95 Save $18.00 RRP: $52.95
Hydrogen Cyanide Gas Detector 050ppm Electrochemical USB Rechargeable Portable HCN Monitor
$1,949.00 Save $950.00 RRP: $2,899.00
Natural Gas Detector and Propane Gas Detector with 85dB Alarm for Home RV LPG Methane Leak Detection
$24.95 Save $12.00 RRP: $36.95
Gas Leak Detector Handheld Gas Analyzer for Acetone Alcohol Hydrogen Sensitive Industrial Use
$33.95 Save $15.00 RRP: $48.95
MQ2 Gas Sensor Module for Arduino, MultiGas Detection with Adjustable Sensitivity and Fast Response
$15.95 Save $7.00 RRP: $22.95
Refrigerant Leak Detector with Sensitivity Sensor and Sound Light Alarm for HVAC and Auto AC
$119.00 Save $60.00 RRP: $179.00
Refrigerant Leak Detector with Enhanced Sensitivity for HVAC and Automotive, Halogen Gas Tester R134a R410a R22
$29.95 Save $15.00 RRP: $44.95
NEH2S Electrochemical Hydrogen Sulfide Gas Sensor for Accurate Industrial H2S Detection
$109.00 Save $60.00 RRP: $169.00
Ozone Gas Detector with Triple Alarm, PumpDriven Portable Analyzer, IP65 Waterproof, 1000ppm
$699.00 Save $350.00 RRP: $1,049.00
Alcohol Sensor Module MQ3 Ethanol Sensor for 51 Board with Adjustable Sensitivity and Dual Output
$15.95 Save $7.00 RRP: $22.95
Gas Leak Detector Smart Natural Gas Alarm with App Control for Home and Work
$47.95 Save $26.05 RRP: $74.00
Gas Leak Detector Pen for Natural and Propane Gas, MultiGas Detection with LCD Display and Alarm, Orange
$49.95 Save $29.05 RRP: $79.00
Ammonia Gas Detector NH3 Leak Detection 0100ppm with Sound Light Alarm 420mA RS485
$924.00 Save $475.00 RRP: $1,399.00
Air Quality Monitor Portable CO2 Detector For Grow Tents, Bedroom And Home Use, Clear LCD Display, Accurate Measurement
$31.95 Save $16.00 RRP: $47.95
Air Quality Monitor - Intelligent Carbon Dioxide Analyzer For Grow Tents And Bedrooms With Precise Measurements
$38.95 Save $20.05 RRP: $59.00
Air Quality Monitor Dy26a with Ultrasonic Leak Detector for Gas, Vacuum, Pressure, Water and Dust for Indoor Use
$64.00 Save $30.00 RRP: $94.00
MICS-6814 VOC NH3 Sensor Module For Agricultural Greenhouses Laboratory Optimized Gas Sensor
$59.00 Save $30.00 RRP: $89.00
PM2.5 Gas Leak Detector Desktop Air Quality Monitor for Dust and PM2.5 Measurement in Indoor Environments
$94.00 Save $55.00 RRP: $149.00
PM2.5 Sensor Module Precision Carbon Dioxide Detector Digital Output MPM10
$43.95 Save $20.05 RRP: $64.00
Advanced Indoor Air Quality Monitors with Formaldehyde Detection for Home Use Model 101a Instant Analysis and Insights
$37.95 Save $21.05 RRP: $59.00
Gas Leak Detector for Natural Gas, Portable Handheld Gas Sniffer for Safety in Home, Hotel, and Automotive Use
$43.95 Save $20.05 RRP: $64.00
Portable Air Quality Monitor CO2 Detector 5-in-1 Formaldehyde HCHO TVOC Tester with LCD Temperature Humidity Display Black
$35.95 Save $18.05 RRP: $54.00
Handheld Mini Combustible Gas Analyzer Breathalyzer And Air Quality Monitor Gas Detector For Hazardous Gas Leaks
$74.00 Save $45.00 RRP: $119.00
Halogen Gas Leak Detector, Portable Tool with Fast Response, Visual Alerts, and User Safety Features
$46.95 Save $22.05 RRP: $69.00
Air Quality Monitor Portable Air Detector with Clear Display for Carbon Dioxide Monitoring in Grow Tents and Bedrooms
$38.95 Save $20.05 RRP: $59.00
Air Quality Monitor Carbon Dioxide Monitor Portable Precise Device for Monitoring Air Quality in the Bedroom
$38.95 Save $20.05 RRP: $59.00