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Shop the best prices on 4,333 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Viewleaf, Generic1, GreenZech and more. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to Canada.

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2,817 - 2,848 of 3,200
SCD40 CO2 Sensor Module for Sensirion, Carbon Dioxide, Temperature And Humidity Detection
From $29.95
12v Propane Butane Gas Detector Alarm Sensor for Motor Home Camper Marine Lpg Natural Gas Leak Metal tool CUJMH
From $30.95
3 in 1 CO2 Meter Air Quality Monitor Handheld 5000Ppm CO2 Monitor Measurement Carbon Dioxide / De
From $45.95
12v Gas Detector Sensor Alarm Propane Butane Lpg Natural Motor Home Camper471
From $34.95
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature B
From $32.95
MQ136 Hydrogen Sulfide Gas Sensor Module H2S Gas Detection Sensor Module High Sensitivity Sensor Module unbrand
From $19.95
3IN1 ECO2 ECH2O TVOC Gas Sensor Module Y01
From $8.95
Gas Detector Oxygen O2 Hydrogen Sulfide H2S Carbon Monoxide CO Combustible Gas LEL Gas Meter
From $104.00
PM2.5 Dust Detector, Household Indoor Laser Meter, Air Quality Testing Instrument, Gas Detector
From $38.95
Sener CO2 Carbon Dioxide Gas Sensor S88 Can Replace S8 0053 for SenseAir S88 CO2 Gas Sensor
From $54.00
AR5750A Gas Leak Detector Combustible Gas Analyzer with Fast Leak Detection and Adjustable Sensitivity
From $329.00
SCD41 Gas Sensor Module COO Sensor Module 2-in-1 Temperature and Humidity Sensor 2.4-5.5V with I2C Communication
From $42.95
Combustible Gas Leak Detector 50‑50000PPM with LCD Display and Flexible Probe for Methane Propane Natural Gas
From $149.00
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature A
From $34.95
SCD41 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature C
From $35.95
MQ-131 MQ131 MQ 131 Ozone Sensor Oxygen Gas Sensor Module for Ozone Low/High Concentration Exceeded Alarm
From $35.95
3X MQ137 Ammonia Gas Detection Sensor Module NH3 Gas Sensor Module Appliance Accessories Analog TTL Level Output
From $39.95
MH-Z19 MH-Z19E IR Infrared CO2 Sensor Module Carbon Dioxide Gas Sensor NDIR for CO2 Monitor 400-5000Ppm UART PWM(A)
From $24.95
Air Quality Meter, 0-1000μg/m³ Air Dirt Detector PM2.5 CO2 HCHO TVOC Temperature Humidity Monitor Meter APP, for Home Classroom
From $109.00
Freon Leakage Detector High Sensitivity Auto Calibration Color Screen HVAC Refrigerants Leakage Detector for R12 R22
From $139.00
TICFOX Mini Car Air Ion Tester Meter Counter for Negative Air Ion Generator
From $119.00
2.8-inch LCD CO2 Concentration Tester Mini Carbon Dioxide Detector Humidity & Temperature Meter Air Quality Monitor 1200mAh Lithium Battery CO2 Meter
From $47.95
Portable Ozone Air Quality Monitor with LCD Display, O3 Meter with Adjustable Alarm and 2000mAh Battery
From $179.00
Air Quality Detector HCHO TVOC PM2.5 PM10 Portable Indoor Air Quality Tester for Home Automobile Tent Travel 5V
From $84.00
35000RPM Professional Electric Nail Drill Handle Nail Polisher Machine Handle
From $64.00
4X SCD40 Gas Sensor Module Detects CO2 Carbon Dioxide Temperature and Humidity 2 in 1 Sensor
From $99.00
Combustible Gas Detector, Combustible Gas Alarm, Temperature and Humidity Detector, Household Air Q
From $49.95
Gas Leak Alarm 85Db Wifi Leakage Tester Sniffer for TUYA Smart Life App
From $45.95
Multifunctional Air Quality Meter Indoor HCHO TVOC Carbon Monoxide B
From $33.95
Propane Gas Detector,Digital RV Propane Gas Detector, Using DC 12V
From $38.95
-SGP30 ECO2 Air Quality Gas Sensor Module TVOC Detection Chip Compatible for Demo Board
From $14.95
OCS-3F2.1 Ultrasonic Oxygen Sensor Oxygen Concentrator for Detects Purity and Flow 21-95.6% 0-20L, 0-2.5V Analog
From $35.95