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Shop the best prices on 894 great value gas detectors. Shopping for gas detectors is easy with Fruugo, with SALE discounts, offers and savings on Habicare, Fstniceted and Stormsure. Buy gas detectors online safely with Fruugo, with secure payment and fast shipping to United States.

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97 - 128 of 894
ENS160 AHT21 Carbon Dioxide Air Quality Sensor with CO₂ and VOC Detection, Temperature and Humidity Monitoring
$169.00 Save $80.00 RRP: $249.00
Gas Detector, SW-743A Halogen Gas Detector 0-1000PPM with LCD Backlight, Waterproof Design for Air Conditioning and Refrigeration
$94.00 Save $35.00 RRP: $129.00
Air Particulate Counter and Portable Ozone Analyzer, Multifunctional O3 Meter with Intelligent Sensor for Air Quality Monitoring
$139.00 Save $70.00 RRP: $209.00
Gas Analyzers Handheld Carbon Monoxide Meter LCD Display Portable Detector Sound Light Alarm
$99.00 Save $50.00 RRP: $149.00
Indicator natural gas leak methane butane alarm sensor detector tester practical
$74.00 Save $75.00 RRP: $149.00
Luftqualitätsmonitor für Zuhause – Tragbarer Kohlendioxid-Detektor mit Klarer Anzeige für Schlafzimmer und Growzelte
$39.95 Save $19.05 RRP: $59.00
7 Air Quality Monitor Professional for Indoor Use, PM2.5 PM10 CO2 HCHO Temperature and Formaldehyde Detection
$74.00 Save $45.00 RRP: $119.00
Indoor air quality monitor, smart portable air detector, portable, display, accurate measuring device, carbon dioxide for home, bedroom, safety
$39.95 Save $19.05 RRP: $59.00
Luftqualitätsmonitor Intelligenter Luftanalysator CO2 Sicherheitsmessgerät Für Growzelte Schlafzimmer Präzise Überwachung
$39.95 Save $19.05 RRP: $59.00
Refrigerant Leak Detector for Car HVAC, Freon Gas Tester, AC Sniffer Tool for R134a, R22, R123, R404A, Auto Air Conditioning
$74.00 Save $20.00 RRP: $94.00
AS8800L Portable Combustible Gas Detector, Handheld Combustible Analyzer for Automotive Use, Air Quality Measurement Tool
$59.00 Save $30.00 RRP: $89.00
MICS6814 Gas Sensor for CO VOC NH3 NOx Detection, Reliable Air Quality Monitor 2025
$59.00 Save $25.00 RRP: $84.00
Gas Detector with MultiGas RealTime Monitoring for CO2 PM2.5 TVOC Benzene Temperature and Humidity
$109.00 Save $50.00 RRP: $159.00
Sensitivity Alcohol Sensor Module for Projects, Single Piece Ethanol Detection Sensor
$16.95 Save $8.00 RRP: $24.95
Air Quality Monitor and Gas Detector with Sensor for Accurate Indoor Air Monitoring
$45.95 Save $23.05 RRP: $69.00
2pcs MQ7 Carbon Monoxide Sensor Module for Arduino, Reliable CO Detection, Stable Performance
$16.95 Save $8.00 RRP: $24.95
MQ135 Air Quality Sensor Module with Adjustable Alarm for Hazardous Gas Detection for Arduino
$24.95 Save $12.00 RRP: $36.95
Natural Gas Leak Detector with 85dB Alarm, Plugin Propane Methane LPG Sensor for Home Kitchen Safety
$21.95 Save $11.00 RRP: $32.95
Ozone Analyzer Portable Handheld Air Quality Monitor O3 Ozone Gas Detector Intelligent Sensor Ultrafast Data Collection
$139.00 Save $70.00 RRP: $209.00
Refrigerant Leak Detector with Dual Alarm and Flexible Probe for HVAC and Air Conditioning
$64.00 Save $30.00 RRP: $94.00
Methane Gas Detector with RS485, Fixed CH4 Leak Alarm, RealTime Monitoring, Audible Visual Alert
$2,949.00 Save $1,500.00 RRP: $4,449.00
Gas Leak Detector Handheld Gas Analyzer for Acetone Alcohol Hydrogen Sensitive Industrial Use
$33.95 Save $15.00 RRP: $48.95
Gas Leak Detector Pen for Natural and Propane Gas, MultiGas Detection with LCD Display and Alarm, Orange
$50.95 Save $28.05 RRP: $79.00
Multi Gas Detector Rechargeable 4 Gas Monitor for H2S O2 CO EX with Triple Alarm for Mining
$269.00 Save $130.00 RRP: $399.00
H2S Gas Detector 0500ppm Handheld Hydrogen Sulfide Gas Monitor with Pump, Fast Detection and IP65 Rugged Design
$2,399.00 Save $1,200.00 RRP: $3,599.00
MICS5524 Air Quality Sensor Gas Detector Module for Arduino CO H2 CH4 MultiGas Detection
$25.95 Save $13.00 RRP: $38.95
Gas Detector for CO H2S O2 EX, Portable 4 Gas Monitor with RealTime Detection and Triple Alarms (Orange)
$129.00 Save $70.00 RRP: $199.00
Accuracy Infrared CO2 Sensor Module NDIR for Air Quality Monitoring and HVAC Systems
$129.00 Save $60.00 RRP: $189.00
CO2 Detector with Temperature and Humidity, Rechargeable Carbon Dioxide Monitor for Home and Travel Ref: 3363
$99.00 Save $50.00 RRP: $149.00
Gas Detector Handheld Smart Sensor Leak Detector For Flammable Gases Natural Gas Leak Tester Portable Gas Model 01
$69.00 Save $35.00 RRP: $104.00
Particle Counter for Air Quality Monitor -10 to 50 Degrees, Red Semiconductor Detectors for Flammable Gases, Gas Analyzer
$64.00 Save $30.00 RRP: $94.00
Gas Tank Adapter with Leakage Detection - Color Coded Dial Gauge Level - Compatible With 20Lb-40Lb POL Type Gas Tanks
$28.95 Save $15.00 RRP: $43.95