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Gas Detectors

10 Best Gas Detectors 2025 in the United States

Name: Kidde Carbon Monoxide Detector, Battery Powered CO Alarm with LEDs, Test-Reset Button, Low Battery Indicator, Portable
Brand: Kidde
Price: 19.15 USD
Availability: InStock

From leading brands and best sellers available on the web.

X-Sense Smart Smoke Detector Carbon Monoxide Detector Combo with Replaceable Battery, Wi-Fi Smoke and Carbon Monoxide Detector with Real-Time App Notifications, SC07-WX, 6-Pack

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Winner

Kidde

Kidde Carbon Monoxide Detector, Battery Powered CO Alarm with LEDs, Test-Reset Button, Low Battery Indicator, Portable

9.9

score

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X-Sense Smart Smoke Detector Carbon Monoxide Detector Combo with Replaceable Battery, Wi-Fi Smoke and Carbon Monoxide Detector with Real-Time App Notifications, SC07-WX, 6-Pack

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NORJAN

4-in-1 Upgraded Combination Natural Gas Leak Detector and Carbon Monoxide Detectors, Dual Sensor Gas Leak Detector & Carbon Monoxide Detectors Plug in (Temperature & Humidity Sensor) for Home, RV

9.8

score

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Kidde

Kidde Carbon Monoxide Detector, Propane, Natural, Methane, & Explosive Gas Alarm, Plug-In Wall with 9-Volt Battery Backup, Digital LED Display

9.8

score

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TOPTES

Editor’s Choice

TopTes 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

9.6

score

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Kidde

Kidde Carbon Monoxide Detector, Plug In Wall with AA Battery Backup, Test-Hush Button

9.5

score

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TOPTES

Editor’s Choice

TopTes PT520B+Rechargeable Natural Gas Detector, Gas Leak Detector with a 17-inch Probe to Situate Gas Leaks for Propane, Natural Gas, Methane, LPG in RV or Home, Measuring PPM or%LEL - Orange

9.3

score

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TOPTES

Editor’s Choice

TopTes PT520A Natural Gas Detector, Gas Leak Detector with 17-Inch Gooseneck, Locating The Source of Propane, Natural Gas, and Combustible Gas Leak for Home and RV (Includes Battery x3) - Orange

9.1

score

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Hembisen

3 Packs Combination Gas & Carbon Monoxide Detectors, Plug in Natural Gas Detector & Carbon Monoxide Alarm, CO Detector Alarm & Propane, Methane, Explosive Gas Detector for Home,RV,Easy to Install

8.9

score

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TOPTES

Editor’s Choice

Natural Gas Detector, TopTes PT177 Gas Leak Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Gas Leak Sources Like Methane,Propane for Home (Includes Battery x2)-Orange

8.6

score

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#10

KOABBIT

Plug in Combination Gas & Carbon Monoxide Detectors - Natural Gas Detectors & Carbon Monoxide Alarm for Home, Co Detector & Gas Detectors with Digital Display,Holds 9V Battery (not Included)

8.3

score

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10 Best Gas Detectors 2025 in the United States

X-Sense Smart Smoke Detector Carbon Monoxide Detector Combo with Replaceable Battery, Wi-Fi Smoke and Carbon Monoxide Detector with Real-Time App Notifications, SC07-WX, 6-Pack

Kidde Carbon Monoxide Detector, Battery Powered CO Alarm with LEDs, Test-Reset Button, Low Battery Indicator, Portable

X-Sense Smart Smoke Detector Carbon Monoxide Detector Combo with Replaceable Battery, Wi-Fi Smoke and Carbon Monoxide Detector with Real-Time App Notifications, SC07-WX, 6-Pack

4-in-1 Upgraded Combination Natural Gas Leak Detector and Carbon Monoxide Detectors, Dual Sensor Gas Leak Detector & Carbon Monoxide Detectors Plug in (Temperature & Humidity Sensor) for Home, RV

Kidde Carbon Monoxide Detector, Propane, Natural, Methane, & Explosive Gas Alarm, Plug-In Wall with 9-Volt Battery Backup, Digital LED Display

TopTes 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

Kidde Carbon Monoxide Detector, Plug In Wall with AA Battery Backup, Test-Hush Button

TopTes PT520B+Rechargeable Natural Gas Detector, Gas Leak Detector with a 17-inch Probe to Situate Gas Leaks for Propane, Natural Gas, Methane, LPG in RV or Home, Measuring PPM or%LEL - Orange

TopTes PT520A Natural Gas Detector, Gas Leak Detector with 17-Inch Gooseneck, Locating The Source of Propane, Natural Gas, and Combustible Gas Leak for Home and RV (Includes Battery x3) - Orange

3 Packs Combination Gas & Carbon Monoxide Detectors, Plug in Natural Gas Detector & Carbon Monoxide Alarm, CO Detector Alarm & Propane, Methane, Explosive Gas Detector for Home,RV,Easy to Install

Natural Gas Detector, TopTes PT177 Gas Leak Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Gas Leak Sources Like Methane,Propane for Home (Includes Battery x2)-Orange

Plug in Combination Gas & Carbon Monoxide Detectors - Natural Gas Detectors & Carbon Monoxide Alarm for Home, Co Detector & Gas Detectors with Digital Display,Holds 9V Battery (not Included)

FAQ

What are the best gas detectors for home use?

How do gas detectors work?

Where should gas detectors be installed in a home?

What types of gases can gas detectors identify?

How often should gas detectors be replaced or serviced?

10 Best Gas Detectors 2025 in the United States

X-Sense Smart Smoke Detector Carbon Monoxide Detector Combo with Replaceable Battery, Wi-Fi Smoke and Carbon Monoxide Detector with Real-Time App Notifications, SC07-WX, 6-Pack

Kidde Carbon Monoxide Detector, Battery Powered CO Alarm with LEDs, Test-Reset Button, Low Battery Indicator, Portable

X-Sense Smart Smoke Detector Carbon Monoxide Detector Combo with Replaceable Battery, Wi-Fi Smoke and Carbon Monoxide Detector with Real-Time App Notifications, SC07-WX, 6-Pack

4-in-1 Upgraded Combination Natural Gas Leak Detector and Carbon Monoxide Detectors, Dual Sensor Gas Leak Detector & Carbon Monoxide Detectors Plug in (Temperature & Humidity Sensor) for Home, RV

Kidde Carbon Monoxide Detector, Propane, Natural, Methane, & Explosive Gas Alarm, Plug-In Wall with 9-Volt Battery Backup, Digital LED Display

TopTes 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

Kidde Carbon Monoxide Detector, Plug In Wall with AA Battery Backup, Test-Hush Button

Klein Tools ET120 Gas Leak Detector, Combustible Gas Leak Tester with 18-Inch Gooseneck Has Range 50 - 10,000 ppm, Includes Pouch, Batteries

BW Technologies XT-XWHM-Y-NA GasAlertMax XT II 4-Gas Detector with Pump, Combustible, O2, H2S and CO, Yellow

Carbon Monoxide Detectors, 4 in 1 Protectmeter Natural, Propane, Methane Portable Traval Gas Leak Detector, Carbon Monoxide Detectors Plug in, Temperature & Humidity Detectors, Digital LCD

TopTes Guard-101 4 Gas Monitor Multi Gas Detector for H2S, CO, LEL and O2, with Vibration, Visual and Audible Alarms, 14h Long Battery Life, Safety Explosion-Proof, Gas Monitor for Work, Home - Orange

MSA 10178557 ALTAIR 4XR Multigas Detector - (O2, H2S, CO), Color: Charcoal, Portable Gas Monitor, Durable, Handheld, UL/CSA Approval, Includes Instrument Only

TopTes PT520B+Rechargeable Natural Gas Detector, Gas Leak Detector with a 17-inch Probe to Situate Gas Leaks for Propane, Natural Gas, Methane, LPG in RV or Home, Measuring PPM or%LEL - Orange

TopTes PT520A Natural Gas Detector, Gas Leak Detector with 17-Inch Gooseneck, Locating The Source of Propane, Natural Gas, and Combustible Gas Leak for Home and RV (Includes Battery x3) - Orange

3 Packs Combination Gas & Carbon Monoxide Detectors, Plug in Natural Gas Detector & Carbon Monoxide Alarm, CO Detector Alarm & Propane, Methane, Explosive Gas Detector for Home,RV,Easy to Install

Natural Gas Detector, TopTes PT177 Gas Leak Detector with Audible & Visual Alarm, Portable Gas Sniffer to Locate Combustible Gas Leak Sources Like Methane,Propane for Home (Includes Battery x2)-Orange

Plug in Combination Gas & Carbon Monoxide Detectors - Natural Gas Detectors & Carbon Monoxide Alarm for Home, Co Detector & Gas Detectors with Digital Display,Holds 9V Battery (not Included)

Propane Gas Detectors

Lpg Gas Detectors

Gas Leak Detectors

Co Gas Detectors

FAQ

What are the best gas detectors for home use?

How do gas detectors work?

Where should gas detectors be installed in a home?

What types of gases can gas detectors identify?

How often should gas detectors be replaced or serviced?