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Shop the best prices on 24,671 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, Elsavct, Generic1 and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Singapore.

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289 - 320 of 3,200
Gas Sensor Carbon Dioxide Detection Sensor Module CCS811 CO2 eCO2 TVOC Air Quality Detecting I2C Output CJMCU-811 For Arduino
$36.95 Save $47.05 RRP: $84.00
Air Monitor CO2 Carbon Dioxide Detector Air Quality Temperature Humidity Monitor Quick Measuring Me
$19.95 Save $3.00 RRP: $22.95
Oxygen Gas Detector Sensor (Ao-02), compatible with Aa428-210
$89.00 Save $90.00 RRP: $179.00
Ammonia Gas Detectors NH3 Gas Analyzers Meter Alarm Device Digital Gas Leak Detectors 0-100PPM
$189.00 Save $40.00 RRP: $229.00
5 in 1 Air Quality Detector Semiconductor Sensors HCHO TVOC CO2 Temperature Humidity Tester Air Mon
$33.95
Permanent Installation Gas Detectors High Sensitivity For Carbon Monoxide Flammable Gas Temperature Moisture Monitoring Multicolor
$94.00
Professional Refrigeration Sniffer Meter Rechargeable Design Lightweight Suitable For Industrial Commercial Applications Multicolor
$109.00
At8100 High Accurate Oxygen Detector Handheld Smart Sensor Oxygen Tester Measuring Range 0-25% for Industrial, Medical Oxygen Level Measurement
$199.00 Save $70.00 RRP: $269.00
Portable Portable Refrigerants Gas Detector With Audible Visual Alerts Suitable for Automotive HVAC and Cooling Systems Multicolor
$79.00
MH-Z19 MH-Z19C IR Infrared CO2 Sensor Module Carbon Dioxide Gas Sensor NDIR for CO2 Monitor 400-5000ppm UART PWM Output Multicolor
$94.00
Gas Detectors Leak Monitors Gas Analyzers Hvac Halogen Leakage Detectors Strips Tester Air Refrigeration HLD-100+ Multicolor
$139.00
Air Quality Monitor Accurate Tester Air Quality Detector Air Analyzer Large LCD Display with History Function for Home Multicolor
$199.00
ZE08-CH2O Electrochemical Formaldehyde Sensors Gas Detection Module Replacement for Microcontroller Development Board Multicolor
$35.95
High Precise SCD40/SCD41 CO2 Temperature Humidity Sensors Module I2C Interfaces Low Power Consumption Compact Design Multicolor
$54.00
MAX30105 Safety Optical Particle Sensing Detection Flame Module Particle Monitoring Multifunctional Flame Module Multicolor
$27.95
Hydrogen Meter,hydrogen Test Pen High Hydrogen Test Pen Digital Hydrogen Meter Ultimate Reliability-High Quality hwy
$42.95 Save $46.05 RRP: $89.00
H2S CO LEL O2 detector for workplace safety
$159.00 Save $70.00 RRP: $229.00
O3 Ozone Meter Ozone Analyzer Air Detector Intelligent Sensor Ozone Counter Air Quality Pollution Monitor(,)
$189.00 Save $210.00 RRP: $399.00
Portable Natural Gas Detectors Featuring Audible Visual Vibration Alarms Rechargeable Combustible Gas Leak Sniffers Multicolor
$74.00
Dense Low Power Consumption Gas Transducer Component Supporting TOGETHER CH4 Live Analysis Multicolor
$28.95
Multiple Gas Available Refrigerants Leak Detector With High Precisions Sensors For Car HVAC Maintenance Multicolor
$119.00
Ergonomic Refrigerants Leak Tester Featuring Rapid Responses Technology And Sound Visual Alarm Leak Detector Multicolor
$119.00
Oxygen Sensor Ao-02 Gas Detector Compatible with Ao2 Aa428-210 Ao2ptb-18.10
$54.00 Save $65.00 RRP: $119.00
Gas Detector Benetech Gm8800b
$64.00 Save $65.00 RRP: $129.00
meters multipurpose office
$104.00 Save $25.00 RRP: $129.00
Oxygen Sensor AO-02 Gas Detector Compatible with AO2 AA428-210 AO2PTB-18.10
$64.00 Save $65.00 RRP: $129.00
Handheld Carbon Monoxide Meter, 80Db CO Leak Detector,CO Gas Analyzer
$52.95
12V Gas Alarm Sensor | Propane Butane LPG Natural Gas Detector for Motorhomes & Campers | Compact Safety Monitor with LED Indicator Lights
$33.95 Save $25.05 RRP: $59.00
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor for Co, Methane in Kitchen-EU Plug
$25.95 Save $26.00 RRP: $51.95
Co2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse Co2 Monitor White-yuyu
$79.00 Save $80.00 RRP: $159.00
2025 Ordinary QRB1 Flame Detector Photosensitive Electric Eye Burner Detection Photoresistor Red QRB1 Photocell For Burner Waste Oil
$129.00 Save $10.00 RRP: $139.00
Oxygen Analyzer Professional Portable O2 Oxygen Concentration Meter
$199.00 Save $190.00 RRP: $389.00