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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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65 - 96 of 875
Combustible Gas Detector with Adjustable Sensitivity and Audio Visual Alarm for Instant Leak Location
$74.00 Save $35.00 RRP: $109.00
8in1 PM1.0 PM2.5 PM10 CO2 TVOC HCHO Temperature and Humidity Tester Portable Air Quality Monitor Carbon Dioxide Detector, Flight Safety Monitoring
$94.00 Save $55.00 RRP: $149.00
Gas Detector Desktop PM2.5 Air Quality Monitor - Haze and Dust Detector for Home Use
$69.00 Save $30.00 RRP: $99.00
Air Quality Tester for Home – Accurate CO2 Monitor with Clear Display for Grow Tent, Bedroom, and Indoor Safety
$38.95 Save $20.05 RRP: $59.00
Combustible Gas Detector Air Quality Monitor with Leak Alarm for Natural Gas Detection (AT8800L)
$84.00 Save $45.00 RRP: $129.00
Electronic Refrigerant Leak Detector for AC Cooling Systems and HVAC Maintenance
$159.00 Save $80.00 RRP: $239.00
HCHO TVOC CO2 Multifunctional Air Detector, Indoor Air Quality Monitor For Home And Office
$41.95 Save $22.05 RRP: $64.00
Gas Leak Detector Portable Compact Size With Adjustable Sensitivity Low Battery Indicator For Laboratory And Home Use
$104.00 Save $55.00 RRP: $159.00
Gas Detector, SW-743A Halogen Gas Detector 0-1000PPM with LCD Backlight, Waterproof Design for Air Conditioning and Refrigeration
$94.00 Save $35.00 RRP: $129.00
ZE08CH2O Formaldehyde Gas Sensor Module HCHO Detection, Microcontroller Interface, Air Quality Sensor
$23.95 Save $12.00 RRP: $35.95
Refrigerant Leak Detector for Car HVAC, Freon Gas Tester, AC Sniffer Tool for R134a, R22, R123, R404A, Auto Air Conditioning
$74.00 Save $15.00 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
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
SCD30 Air Sensor High Precision CO2 Temperature Humidity, Model SCD30, I2C Compatible, Arduino Raspberry Pi
$239.00 Save $110.00 RRP: $349.00
Sensor AS5750 Cooling Detector - High Sensitivity USB Rechargeable Ogen Gas Leak Alarm for Home and Industrial Use
$74.00 Save $40.00 RRP: $114.00
Air Quality Monitor for Home, Portable Air Detector with Clear Display, Accurate Bedroom Safety Device for Coal Detection and Monitoring
$38.95 Save $20.05 RRP: $59.00
Carbon Dioxide SCD30 Air Quality Sensing Package With CO2 Temperature Humidity Data And Precise Measurements
$69.00 Save $30.00 RRP: $99.00
ZigBee Natural Gas Sensor for Home Safety - Smart LPG Gas Leak Alarm Detector with EU Plug and Fire Protection Features
$40.95 Save $23.05 RRP: $64.00
Car Refrigerant Leak Detector With 7 Sensitivity Levels, HVAC Leak Tester For R22 R410A R134A R1234YF, LED Light
$51.95 Save $27.05 RRP: $79.00
Indoor Air Quality Monitor, Portable Ozone Analyzer, O3 Meter, Gas Detector Ref: 7984
$1,599.00 Save $750.00 RRP: $2,349.00
Gas Sensor Module MQ2 MQ135 MultiGas Detector for CO Methane LPG Hydrogen Smoke Precision
$15.95 Save $7.00 RRP: $22.95
Refrigerant Leak Sensor AC Sniffer Tool 6.14x2.52x1.06 Inches Sensitive Gas Detector Quick Response for Automotive Maintenance
$69.00 Save $35.00 RRP: $104.00
3-in-1 Handheld Carbon Dioxide Meter, Real-Time Air Quality Monitor for CO2, Temperature, Humidity, Model S8601
$59.00 Save $30.00 RRP: $89.00
MICS6814 Gas Sensor for CO VOC NH3 NOx Detection, Reliable Air Quality Monitor 2025
$59.00 Save $25.00 RRP: $84.00
Methane Gas Detector with RS485, Fixed CH4 Leak Alarm, RealTime Monitoring, Audible Visual Alert
$2,949.00 Save $1,450.00 RRP: $4,399.00
HT609 Leak Detector Sound Screen Alarm with LCD Display for Flammable Natural Methane Gas in Demanding Environments
$3,649.00 Save $1,841.00 RRP: $5,490.00
Ozone Analyzer Portable Handheld Air Quality Monitor O3 Ozone Gas Detector Intelligent Sensor Ultrafast Data Collection
$139.00 Save $70.00 RRP: $209.00
Chlorine Gas Detector 050ppm Precision Fixed Gas Alarm with Sound and Light for Water Treatment
$1,199.00 Save $550.00 RRP: $1,749.00
Combustible Gas Detector with Rapid Preheat and Adjustable Sensitivity for CO and CH4 Detection CGD900
$48.95 Save $25.05 RRP: $74.00
Gas Detector Handheld Smart Sensor Leak Detector For Flammable Gases Natural Gas Leak Tester Portable Gas Model 01
$69.00 Save $35.00 RRP: $104.00
Halogen Leak Detector with Backlit Screen, Portable Refrigerant Sniffer Tool for HVAC and Leak Detection
$69.00 Save $35.00 RRP: $104.00
Formaldehyde Detector Indoor Air Quality Tester for Home Use, Professional Formaldehyde Measurement Device
$119.00 Save $80.00 RRP: $199.00