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Shop the best prices on 29,195 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on ZENGO, Viewleaf, Azrb7thy7 and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to United Kingdom.

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1,217 - 1,248 of 3,200
MQ138 Formaldehyde Gas Detection Sensor Formaldehyde Sensor Module Gas Sensor High Sensitivity 4.5-5
£19.95 Save £4.00 RRP: £23.95
Gas Leak Detector with LCD Display and Sound Alarm for Methane Natural and Liquefied Petroleum Gas A
£17.95 Save £5.00 RRP: £22.95
1PCS Formaldehyde Sensor Module MQ138 -138 Sensor Module
£19.95 Save £8.00 RRP: £27.95
Portable Ultrasonic Oxygen Measuring Instrument,for Detection PSA Oxygen Generator Output Concentra
£159.00 Save £100.00 RRP: £259.00
CO Gas Sensor Carbon Monoxide Sensor UART Digital Output SC16B-CO (0-1000PPM)
£15.95 Save £4.00 RRP: £19.95
SCD40 Gas Sensor Module 2.4-5.5V Detects CO2 Carbon Dioxide Temperature and Humidity Sensor I2C Comm
£34.95 Save £8.00 RRP: £42.95
Mini CO2 Detector,Air Quality Monitor, Infrared CO2 Monitor for Travel Home Indoor,You Can Use Anywh
£39.95 Save £24.05 RRP: £64.00
2C012,13 in 1 Tuya WIFI Air Quality Detector CO2,CO,PM2.5 Formaldehyde TVOC Temperature and Humidity
£48.95 Save £30.05 RRP: £79.00
SGP40 VOC Sensor,Digital SGP40 VOC (Volatile Organic Compounds) Gas Sensor, I2C Bus
£18.95 Save £4.00 RRP: £22.95
Handheld Gas Detector, O2 EX H2S CO Gas Analyzer, Air Quality Monitor Industrial Safety, Gas Sensor
£139.00 Save £80.00 RRP: £219.00
Digital RV Propane Gas Detector with 85dB Loud Alarm, DC 12V, for Trailer, Motorhome, Motorcoach
£22.95 Save £16.00 RRP: £38.95
2X SCD41 Gas Sensor Module Detects CO2,Carbon Dioxide,Temperature and Humidity in One Sensor
£43.95 Save £25.05 RRP: £69.00
Temperature & Humidity Meter, Air Quality Monitor, CO2 Detector, Digital Air Pollution Carbon Dioxid
£54.00 Save £35.00 RRP: £89.00
2X MICS-6814 Gas Sensor Carbon Monoxide CO NO2 NH3 Nitrogen Oxygen Air Quality Detection Numerical S
£64.00 Save £40.00 RRP: £104.00
Air Monitor CO2 Carbon Dioxide Detector Air Quality Temperature Humidity Monitor Quick Measuring Met
£54.00 Save £35.00 RRP: £89.00
5 in 1 Air Quality Monitor TVOC HCHO Temperature Humidity CO2 Meter, USB Rechargeable CO2 Detector
£19.95 Save £13.00 RRP: £32.95
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature and Humidity in One Sensor
£26.95 Save £8.00 RRP: £34.95
SGP41 VOC Sensor Module Dual Gas Environment Detection Industrial Wide Temperature Range STEMMA QT/Qwiic Interface
£10.95 Save £5.00 RRP: £15.95
Carbon dioxide detector CO2 detector carbon dioxide concentration three in one temperature and humidity detection black
£25.95 Save £68.05 RRP: £94.00
(WhitePortable digital multi-function carbon dioxide MON air quality detector for home office
£19.95 Save £39.05 RRP: £59.00
SGP30 Multi-pixel TVOC/eCO2 Indoor Air Quality Formaldehyde Gas Sensor Module
£17.95
MQ136 Hydrogen Sulfide Gas Sensor Module H2S Gas Detection Sensor Module High Sensitivity Sensor Module
£20.95 Save £8.00 RRP: £28.95
Co2 Air Quality Monitor Indoor Carbon Dioxide Detector Co2 Alarm Meter 400-5000 Ppm Hcho, Tvoc,humi
£31.95 Save £6.00 RRP: £37.95
Air Quality Detector PM2.5 High Accuracy Detection PMS9003M Dust Sensor Module
£28.95
High Sensitivity Natural Gas Leak Detectors with Quick Responses Small Gas Detection Device for Home & Industrial Use
£20.95
Rm370 Carbon Monox Detector 0619
£35.95 Save £28.05 RRP: £64.00
WiFi Smart Air Quality Monitor CO2 Meter TVOC HCHO PM2.5 Tester Digital CO2 Sensor Formaldehyde Gas Detector Tuya APP A
£54.00 Save £40.00 RRP: £94.00
Air Quality Meter Carbon Monoxide Sensor, With Temperature Humidity Detection,smoke Leak Detector, Co Gas Monitor
£139.00
Détecteur de fuite de gaz 85 dB, testeur de fuite Wi-Fi, pour application TUYA Smart Life
£36.95 Save £10.00 RRP: £46.95
Détecteur de gaz combustible, testeur de fuite de gaz portable, universel, pour usines et garages
£31.95 Save £10.00 RRP: £41.95
Module de capteur de gaz alcool MQ-3, 2 pièces, détecteur d'éthanol, carte de détection de gaz respiratoire
£9.95 Save £3.00 RRP: £12.95
​WJL-6000-L Freon Leak Detector Halogen Refrigerant Gas HVAC R22 R410A R1234YF Tester Professional Grade HVAC Tool​
£32.95 Save £11.00 RRP: £43.95