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10 Best Gas Detectors %26 Alarms of 2025
Save up to 23% off
Best Choice1
TOPTESTopTes Guard-101 Gas Detector, 4 Gas Monitor for H2S, CO, LEL and O2, with Vibration, Visual and Audible Alarms, 14h Long Battery Life, Safety Explosion-Proof, for Work, Home - Orange
Key specs-
Alarm:LED, vibration, sound
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Dimensions:8.39 x 6.3 x 3.31 inches
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Power:Battery Powered
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Sensor:H2S, CO, LEL, O2
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Material:High-strength ABS plastic
9.9Exceptional
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Value for Money2
KiddeKidde Carbon Monoxide Detector, Propane, Natural, Methane, & Explosive Gas Alarm, Plug-In Wall with 9-Volt Battery Backup, Digital LED Display
9.6Exceptional
Our Rating
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3
XalireGas Leak Detector, Natural Gas Alarm for Home & RV, Plug-in Propane Detector Monitor with Audible & Visual Alarm, AC 110V-240V, White Color
15% OffKey specs-
Alarm:85dB alarm
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Dimensions:2.36D x 2.36W x 2.36H
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Power:AC
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Sensor:Advanced sensor
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Material:Plastic
9.5Excellent
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4
HSTMYFSHSTMYFS Natural Gas Leak Detector, Plug-in Propane Natural Gas Detector for Home Kitchen RV, Combustible & Explosive Gas Alarm for LPG, LNG, Methane
9.4Excellent
Our Rating
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5
AOTIQUALNatural Gas Detector CH4, Combustible Gas Methane Alarm Battery Powered with Light & Audible Indicator,Gas Monitor Sensor for Home RV Kitchen Apartment Safety (Battery Included)
9.1Excellent
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6
GasKnight DetectionNatural Gas Detector For Home + Propane Detector + Combustible Gas Detector. Plug-In Natural Gas Alarm, Gas Leak Sensor Explosive LPG, LNG, Methane, Butane, Natural Gas Detectors for Home, kitchen, RV
Key specs-
Alarm:Siren
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Dimensions:1.2D x 3.2W x 3.4H
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Power:AC Plug-In
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Sensor:Gas sensor
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Material:N/A
9.0Excellent
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7
TOPTESTopTes PT199 Natural Gas Leak Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Sources Like Methane, Propane for Home(Includes Battery x2)-Orange
Key specs-
Alarm:Audible, Visual
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Dimensions:0.79D x 0.79W x 6.5H
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Power:Battery Powered
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Sensor:Gas Sensitive Semiconductor GSS
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Material:N/A
8.7Very Good
Our Rating
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8
Smarter LivingSmarter Living - WiFi Gas Alarm Leak Detector for Natural Gas, Propane, Methane, Butane, LPG, LNG, Flammable Explosive Gases, Reliable Sensor, Phone Notifications, Plug in, Trailer, RV, Home
20% Off8.6Very Good
Our Rating
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9
First AlertFIRST ALERT Combination Explosive Gas and Carbon Monoxide Alarm with Backlit Digital Display, GCO1CN
Key specs-
color:Gray/White
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power source:Corded Electric
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alarm:85 dB
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sensor:Electrochemical CO sensor
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battery:2 AA batteries included
8.4Good
Our Rating
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10
zangangNatural Gas Leak Detector, Portable Gas Sniffer with Audible & Visual Alarm, for Combustible Gas Like Methane, Propane with 2 Batteries & Carrying Pouch
23% OffKey specs-
Alarm:Visual and audible
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Dimensions:0.79D x 0.8W x 6.3H
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Power:Battery Powered
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Sensor:Ionization
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Material:N/A
8.1Good
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