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Shop the best prices on 24,576 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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417 - 448 of 24,576
High Sensitivity Refrigeration Leak Detector Car Gas Detector Electronics Air Conditioning for Freon Halogen Leakage Det
$64.00 Save $10.00 RRP: $74.00
Oxygen Hydrogen Sulfide Carbon Monoxide Combustible Gas Leak Detector Multi Gas Detector
$219.00
Ht601a Digital Gas Leak Detector 9999 Ppm Meter Fuel Monitor Bargraph Display Sound Light Alarm
$74.00 Save $45.00 RRP: $119.00
Halogen Refrigerant Leak Detector for HVAC R22/R410A/R134A CFC HCFC Freon Detection
$64.00
Indoor CO2 Meter Temperature & Relative Humidity Carbon Dioxide Detector
$129.00
Mini CO2 Detector,Air Quality Monitor, Infrared CO2 Monitor for Travel Home Indoor,You Can Use Anyw
$59.00 Save $20.00 RRP: $79.00
MG811 CO2 Sensor Sensor Module
$32.95 Save $7.00 RRP: $39.95
Co2 Air Detector Carbon Dioxide Detector Agricultural Production Greenhouse Co2 Monitor
$59.00 Save $30.00 RRP: $89.00
Tuya 7 in 1 WIFI Air Quality Detector CO2 Tester PM2.5 TVOC CO2 CH2O Formaldehyde Monitor TFT Displ
$59.00 Save $30.00 RRP: $89.00
14 in 1 Air Quality Monitor Tuya WIFI CO/CO2 Detector Real Time Monitoring BIG Display Home Air Tes
$59.00 Save $30.00 RRP: $89.00
-6000 Freon Leak Detector Halogen Leak Detector Refrigerant Gas HVAC R22 R410A R134A R1234YF CFCs H
$30.95 Save $5.00 RRP: $35.95
Natural Gas Detector and Carbon Monoxide CO Detector,Combustible Gas Detector Monitor for Co, Methane in Kitchen-EU Plug Edition
$41.95 Save $47.05 RRP: $89.00
CO2 Air Quality Monitor Gas Tester Carbon Dioxide Meter Detector Analyzer
$74.00
Oxygen Sensor AO-02 Gas Detector Compatible with AO2 AA428-210 AO2PTB-18.10
$94.00 Save $65.00 RRP: $159.00
SCD40 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature and Humidity 2 in 1 Sensorpurple SZRH
$23.95 Save $35.05 RRP: $59.00
Oxygen Sensor Ao-02 Gas Detector Compatible With Ao2 Aa428-210 Ao2ptb-18.10 SZRH
$79.00 Save $60.00 RRP: $139.00
High Sensitivity Ozone Gas Detection Module 10ppm-1000ppm O3 Sensor
$30.95 Save $19.00 RRP: $49.95
SPD202/EX Digital Gas Detector 0-100%LEL, 16.5x7.3x4cm, 675g
$229.00 Save $90.00 RRP: $319.00
-SGP30 ECO2 Air Quality Gas Sensor Module TVOC Detection Chip
$14.95 Save $1.00 RRP: $15.95
CO2 Detector with Infrared Sensor, Portable Air Quality Monitor for Home, Car, Gym, Room Temperature and Humidity
$50.95 Save $28.05 RRP: $79.00
CO2 Detector Indoor Air Quality Monitor with Temperature and Humidity Sensor for Home, Office, Car, Gym
$50.95 Save $28.05 RRP: $79.00
2X Portable Ozone Analyzer Multifunctional Intelligent O3 Ozone Meter Gas Detector Sensor Air Quality Pollution Monitor
$269.00 Save $160.00 RRP: $429.00
2X MQ137 Ammonia Gas Detection Sensor Module NH3 Gas Sensor Module Household Appliance Accessories Analog
$34.95 Save $19.05 RRP: $54.00
Ammonia Gas Detector NH3 Gas Analyzer Meter Alarm Device Digital Leak Detector 0-100ppm
$299.00 Save $160.00 RRP: $459.00
Handheld Oxygen Air Quality Monitor High Precision Temperature Humidity O3 Sensor Gas Detector Indoor O3 Quality Monitor
$94.00 Save $45.00 RRP: $139.00
Ammonia Gas Detector NH3 Gas Analyzer Meter Alarm Device Digital Leak Detector 0-100ppm
$299.00 Save $160.00 RRP: $459.00
Carbon Dioxide Sensor Module MG811 with 0-2V Analog Output for Embedded System Air Quality Detection
$59.00 Save $30.00 RRP: $89.00
6 In 1 Pm2.5 Pm10 Hcho Tvoc Co Co2 Multifunctional Air Quality Detector Co Carbon Dioxide Formaldehyde Monitor Lcd Large Screen Display Portable Home
$94.00
Fast Response Industrial Safety Sensory Probe Detection Gas Leak Detector for MQ-2 MQ-3 MQ-4 MQ-5 MQ-6 MQ-7 MQ-9 Multicolor
$17.95
AHS3000 H2 Sulfide Gas Sensory High Stability Monitoring for Construction Industrial Environment Monitoring Multicolor
$34.95
Ammonia Gas Detector NH3 Gas Analyzer Meter Alarm Device Digital Leak Detector 0-100ppm
$299.00 Save $160.00 RRP: $459.00
Dense Low Power Consumption Gas Transducer Component Supporting TOGETHER CH4 Live Analysis Multicolor
$30.95