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Shop the best prices on 1,013 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Habicare, 9eight5, Fstniceted and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to United States.

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737 - 768 of 1,013
Halogen Leak Detector For HFCs, Portable, Highly Sensitive, With Functions
$79.00 Save $40.00 RRP: $119.00
Gas Detector WJL-6000 Freon Leak Detector Halogen Leak Detector For Refrigerant Gas HVAC R22 R410A R134A R1234YF
$59.00 Save $30.00 RRP: $89.00
Portable Flammable Gas Detector, Handheld High-Sensitivity Gas Leak Tester, USB-Rechargeable CH4 and C4H10 Detector
$47.95 Save $26.05 RRP: $74.00
Z19 CO2 Sensor Module Z19C NDIR Infrared Carbon Dioxide Gas Sensor Accessories
$26.95 Save $14.00 RRP: $40.95
Refrigerant Detector Air Gas Detector For HVAC AC Leak Detector Propane ABS Yellow
$47.95 Save $26.05 RRP: $74.00
Industrial Gas Detector WJL-6000 for Halogen Refrigerant R22 R410A R134A R1234YF with Continuous Monitoring
$51.95 Save $27.05 RRP: $79.00
7 Air Quality Monitor Professional for Indoor Use, PM2.5 PM10 CO2 HCHO Temperature and Formaldehyde Detection
$74.00 Save $35.00 RRP: $109.00
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 for Grow Tents and Bedrooms, Intelligent Carbon Dioxide Analyzer with Precise Safety Meter
$38.95 Save $20.05 RRP: $59.00
Gas Detector Digital Display with Sampling Pump for Flammable, Oxygen, Carbon Monoxide, and Hydrogen Sulphide Detection
$149.00 Save $80.00 RRP: $229.00
Air Quality Monitor Carbon Dioxide Monitor for Grow Tents and Bedrooms | Precise CO2 Safety Measuring Device with LCD Display
$38.95 Save $20.05 RRP: $59.00
Air Quality Meter for Home - CO2 Monitor | Accurate Carbon Dioxide Measurement for Grow Tents and Bedrooms
$38.95 Save $20.05 RRP: $59.00
Luftqualitätsmonitor für Innenräume - Präziser CO2 Detektor für Growzelte und Schlafzimmer, Sicherheitsmessgerät für Luftqualität
$38.95 Save $20.05 RRP: $59.00
Air Quality Meter for Home, Portable Air Quality Detector with Clear LCD Display for Bedroom and Grow Tent Monitoring
$38.95 Save $20.05 RRP: $59.00
Leak Detector For Home Use Natural Gas Sniffer Portable Flammable Gas Visual Alarm Methane Concentration Locator Black
$38.95 Save $20.05 RRP: $59.00
Air Quality Monitor | Precise CO2 Safety Meter For Grow Tents And Bedrooms, Air Quality Measurement, Digital Display
$38.95 Save $20.05 RRP: $59.00
1860 Wearable High Voltage Alarm Detector, Non-Contact Induction, 0.4kV-500kV, Sound & Light Safety Alert, V-Watch
$94.00 Save $45.00 RRP: $139.00
WJL6000 Halogen Leak Detector Tester for HVAC Systems, Accurate Refrigerant Leak Detection, Compact Design, Durable Build
$42.95 Save $21.05 RRP: $64.00
Gas Detector with Digital Display and External Pump for Combustible Gases, Oxygen, Carbon Monoxide, Hydrogen Sulfide
$69.00 Save $35.00 RRP: $104.00
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
CO2 Sensor Module Infrared Carbon Dioxide Detector for Air Quality Monitoring
$159.00 Save $80.00 RRP: $239.00
Gas Detector Gas Meter, Portable Industrial Gas Leak Detector for LPG, CH4, Natural Gas, Freon, Home Office Use
$209.00 Save $100.00 RRP: $309.00
MICS6814 Gas Sensor for CO VOC NH3 NOx Detection, Reliable Air Quality Monitor 2025
$59.00 Save $25.00 RRP: $84.00
Gas Leak Detector with Dual Alarm Alerts, Adjustable Sensitivity and LCD for Propane Methane Natural Gas
$29.95 Save $16.00 RRP: $45.95
Portable Gas Detector Air Quality Monitor USB Charging MultiGas Alarm 0100% LEL for Industrial
$139.00 Save $60.00 RRP: $199.00
Combustible Gas Detector with Precision Sensor, Fast Leak Detection and MultiColor Alerts
$279.00 Save $140.00 RRP: $419.00
Sensitivity Alcohol Sensor Module for Projects, Single Piece Ethanol Detection Sensor
$16.95 Save $7.00 RRP: $23.95
Klimaanlagen Lecksucher Komplettset für Kältemittel - Effizientes Detektor Kit für Kühlschränke und Gefriergeräte
$36.95 Save $22.05 RRP: $59.00
Nitrogen Gas Detector with Sound and Light Alarm, 0100% VOL Range, 420mA and RS485 Output Ref: 7118
$1,249.00 Save $600.00 RRP: $1,849.00
Ammonia Gas Detector NH3 Gas Analyzer 0100ppm 0.1ppm Precision with RS485 and 420mA Output
$1,199.00 Save $600.00 RRP: $1,799.00
Air Quality Monitor and Gas Detector with Sensor for Accurate Indoor Air Monitoring
$45.95 Save $28.05 RRP: $74.00
Gas Leak Detector Pen, Handheld Combustible Gas Sniffer with Sound and LED Alarm for Home
$94.00 Save $55.00 RRP: $149.00