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Shop the best prices on 7,477 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, GreenZech, Other and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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193 - 224 of 7,477
MICS-4514 Gas Sensor Module Co/No2/NH3/T4 Concentration Detection Board
$49.95 Save $24.05 RRP: $74.00
-6000-L Freon Leak Detector Halogen Leak Detector
$33.95 Save $20.05 RRP: $54.00
-6000 Freon Leak Detector Refrigerant Gas HVAC R22 R410A Detector
$30.95 Save $16.00 RRP: $46.95
Digital Alcohol Tester Professional Breathalyzer with LCD Display
$31.95 Save $16.00 RRP: $47.95
4-In-1 Decibel Meter, WiFi Wall Mounted Sound Level Meter, 30-130DBA
$199.00 Save $90.00 RRP: $289.00
Bluetooth BM2 12V Battery Monitor for Android IOS Phone
$169.00 Save $90.00 RRP: $259.00
For Sur Ron LCD Display Meter Speedometer
$379.00 Save $195.00 RRP: $574.00
Carbon Dioxide Controller Dual Channel Split Probe CO2 Monitor CO2 Pressure Reducer Valve for Greenhouse EU Plug A
$289.00
MS1100 Gas Sensor Module, High-Precision TVOC and CO2 Detection, Household and Laboratory Gas Quality Sensing
$18.95
3-In-1 CO Carbon Monoxide Monitor CO Temperature and Humidity Detector CO Air Quality Monitor HD LED Screen Orange
$59.00
6 in 1 PM2.5 PM10 HCHO TVOC CO CO2 Air Quality Detector CO CO2 Formaldehyde Monitor Home Office Air Quality Tester,White
$26.95
PH Sensor for ,PH0-14 Value Detect Sensor Module
$21.95 Save $2.00 RRP: $23.95
MS1100 gas sensor module, high-precision TVOC and CO2 detection
$11.95
Isolated Soil Sensor Temperature Humidity Nitrogen Phosphorus Potassium PH Value Salt RS485 Detector
$119.00
Gas Detector PM2.5 Air Quality Monitor Digital Gas Detector Temperature Humidity Sensor
$94.00 Save $45.00 RRP: $139.00
Co2 Carbon Dioxide Detector Co2 Fast Meter, White
$99.00
1 Piece Air Quality Monitor Humidity Monitoring Infrared Ndir Carbon Dioxide Detector
$209.00
Portable Analyzer Multifunctional Intelligent CO O3 Meter Gas Detector Sensor Air Quality Pollution
$32.95 Save $5.00 RRP: $37.95
CO2 Detector NDIR Sensing Type C Charging Temperature Humidity Tester Portable Air Quality Monitor White
$74.00 Save $20.00 RRP: $94.00
SPD202/EX Digital Combustible Gas Detector Natural LPG Coal Alarm Tester Meter Tool
$319.00 Save $20.00 RRP: $339.00
SPD202/EX Digital Combustible Gas Detector Natural LPG Coal Alarm Tester Meter Tool
$269.00 Save $30.00 RRP: $299.00
12676706 Nox Sensor Nitrogen Oxide Sensor for
$129.00 Save $20.00 RRP: $149.00
15-In-1 Tuya WIFI Rechargeable Household Digital Air Quality Detector CO2/CO/TVOC/HCHO/PM2.5/Temp/Humi for Smart Home A
$48.95
Digital Indicator Digital Probe Indicator Gauge 0-25.4mm 0.01mm Remote Type Digital Indicator Gauge Tool 0.03mm Test
$219.00
CO2 Meter Alarm Inst ent Multifunctional Thermohygrometer Air Quality Detector Air Quality Tester for Home
$69.00
Handheld Gas Detector, O2 EX H2S CO Gas Analyzer, Air Quality Monitor Industrial Safety, Gas Sensor
$269.00 Save $70.00 RRP: $339.00
CO Gas Sensor Carbon Monoxide Sensor UART Digital Output SC16B-CO (0-1000PPM)
$25.95 Save $5.00 RRP: $30.95
MQ138 Formaldehyde Gas Detection Sensor Formaldehyde Sensor Module Gas Sensor High Sensitivity 4.5-5
$30.95 Save $7.00 RRP: $37.95
Smart CO2 Detector Carbon Dioxide Controller 2 Channel CO2 Monitor with Relay Power Socket for Tuya APP EU Plug 100240V
$439.00 Save $135.00 RRP: $574.00
WT8820 Portable Combustible Gas Detector Leakage Natural Gas Sensor Alarm High Sensitivity Test
$54.00 Save $15.00 RRP: $69.00
CO2 Detector Semiconductor Air Quality Monitor Temperature Humidity Sensor H8 Plus ZNAZGG01
$32.95 Save $9.00 RRP: $41.95
Nitrogen Dioxide Detector NO2 Gas Meter 050ppm 3.5in TFT Color Screen Handheld Portable Equipment
$1,199.00 Save $350.00 RRP: $1,549.00