Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service levels, popularity trends, and more. The rankings reflect our opinion and should be a good starting point for shopping. By purchasing the products we rank, you’ll get the lowest price we found while we may receive a commission at no cost to you, which will help us continue to provide you with value.
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10 Best natural gas detectors of 2026
Explore top picks
Best Choice1
Inficon9.7Exceptional
Inficon-718-202-G1 Combustible Gas Detector
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color: Yellow, Black
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pattern: Gas Detector
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batteries included: Yes
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item model number: 718-202-G1
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best sellers rank: 167,635 in Tools & Home Improvement See Top 100 in Tools & Home Improvement 132 in Gas Detectors & Alarms
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Value for Money2
General Tools9.4Excellent
General Tools CGD900 Intrinsically Safe MSHA Approved Combustible Gas Leak Detector
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3
Kidde9.3Excellent
Kidde Carbon Monoxide + Explosive Gas, Natural Gas & Propane Alarm, Plug-in with 9V Battery Backup, Digital Display, 85 dB Alarm, LED Status Indicators, 3rd Edition
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Alarm Signal:85-decibel
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Battery Backup:9-volt
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Power Source:Plug-in 120V outlet
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Peak Level Memory:Records last CO detection or test
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LED Status Indicators:Included
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4
9.2Excellent
PT520A Natural Gas Detector, Gas Leak Detector with 17-Inch Gooseneck, Locating The Source Like Propane, Methane, and Butane for Home and RV (Includes Battery x3) - Orange
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color:Orange
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pattern:N/A
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batteries included:Yes
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item model number:PT520A
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best sellers rank:#2,038 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #4 in Gas Detectors & Alarms
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5
First Alert9.0Excellent
FIRST ALERT Combination Explosive Gas and Carbon Monoxide Alarm with Backlit Digital Display, GCO1CN
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product dimensions: 7.25 x 4.25 x 9.06 inches
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color: Gray/White
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batteries: 2 AA batteries required. included
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item weight: 11.7 ounces
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batteries included: Yes
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6
8.8Very Good
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
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color:Orange
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pattern:N/A
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batteries included:Yes
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item model number:PT199
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best sellers rank:#715 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #3 in Gas Detectors & Alarms
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7
TOPTES8.7Very Good
Natural Gas Detector, TopTes PT177 Gas Leak Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Leak Sources Like Methane, Propane for Home (Includes Battery x2)-Orange
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color: Orange
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pattern:N/A
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batteries included: Yes
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item model number: PT177
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best sellers rank: 5,006 in Tools & Home Improvement See Top 100 in Tools & Home Improvement 5 in Gas Detectors & Alarms
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8
8.6Very Good
Klein Tools ET120 Gas Leak Detector, Combustible Gas Leak Tester with 18-Inch Gooseneck Has Range 50-10,000 ppm, Includes Pouch, Batteries
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9
8.4Good
RIDGID 36163 CD-100 Micro Combustible Gas Handheld Diagnostic Detector with 16" Flexible Probe and Visual, Audible, and Vibration Alarms
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color:Grey
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pattern:N/A
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batteries included:Yes
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item model number:36163
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best sellers rank:#142,705 in Tools & Home Improvement (See Top 100 in Tools & Home Improvement) #129 in Gas Detectors & Alarms
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10
TOPTES8.2Good
TopTes PT-356 Rechargeable Natural Gas Detector with 10 inch Goose Neck, Detection Range 0-20% LEL, 3 Alarm System Gas Leak Detector with 2 Display Modes for Methane, Butane at Home or Industry
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