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Gas Monitors

10 Best Gas Monitors 2025 in the United States

Name: Kidde Carbon Monoxide Detector, Propane, Natural, Methane, & Explosive Gas Alarm, Plug-In Wall with 9-Volt Battery Backup, Digital LED Display
Brand: Kidde
Price: 50.05 USD
Availability: InStock

From leading brands and best sellers available on the web.

Natural Gas Detector, TopTes PT205 Gas Leak Detector with Audible & Visual Alarm, Propane Leak Detector with%LEL Value of Methane, Butane, and Combustible Gas for Home, RV (Includes Batteryx2)-Orange

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Winner

Kidde

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

9.9

score

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Natural Gas Detector, TopTes PT205 Gas Leak Detector with Audible & Visual Alarm, Propane Leak Detector with%LEL Value of Methane, Butane, and Combustible Gas for Home, RV (Includes Batteryx2)-Orange

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Airthings

Airthings Corentium Home Radon Detector 223 Portable, Lightweight, Easy-to-Use, (3) AAA Battery Operated, USA Version, pCi/L

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

9.5

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

9.3

score

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TECHAMOR

Techamor Y401 Natural Propane Gas Detector, Home Gas Alarm and Monitor, Leak Alarm for LNG, LPG, Methane, Coal Gas Detection in Kitchen, Home, Camper (1, White)

9.0

score

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BW Technologies

BW Technologies MCXL-XWHM-Y-NA GasAlertMicroClip XL 4 Gas Detector, CO, H2S, LEL and O2, Yellow

8.7

score

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RKI Instruments, Inc

RKI 72-RA-C GX-3R LEL / O2 / H2S / CO with Li-Ion Battery Pack and 100-240 VAC Charger

8.4

score

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KOABBIT

Plug in Natural Gas Detectors & Propane Gas Detectors for Home,RV & Kitchen, Combustible Gas Leak Detector Monitor for LNG, LPG, Methane.

8.1

score

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BW Technologies

BW Technologies Corded Electric BWC2-H BW Clip Single Gas H2S Monitor, 10/15 (1 Pack)

7.8

score

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#10

MSA

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

7.5

score

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More products we considered

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

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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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TopTes PT210S Gas Leak Detector, Natural Gas Detector with 4-inch Probe, Propane Leak Detector Locating Combustible Gases Like Natural Gas, Methane for Home, Measures%LEL (Incl. Batteries) - Orange

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TopTes PT760 Rechargeable Natural Gas Detector, Gas Leak Detector with 12-inch Extendable Probe,%LEL Propane Leak Detection with Built-in Flashlight for Methane, Butane and More for Home, RV

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Natural Gas Detector, TopTes PT299 Gas Leak Detector with Extendable Rod, Portable Propane Sniffer for Detecting Combustible Leaks Like Methane & Butane for Home, RV (Includes Battery x2) - Orange

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10 Best Gas Monitors 2025 in the United States

Natural Gas Detector, TopTes PT205 Gas Leak Detector with Audible & Visual Alarm, Propane Leak Detector with%LEL Value of Methane, Butane, and Combustible Gas for Home, RV (Includes Batteryx2)-Orange

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

Natural Gas Detector, TopTes PT205 Gas Leak Detector with Audible & Visual Alarm, Propane Leak Detector with%LEL Value of Methane, Butane, and Combustible Gas for Home, RV (Includes Batteryx2)-Orange

Airthings Corentium Home Radon Detector 223 Portable, Lightweight, Easy-to-Use, (3) AAA Battery Operated, USA Version, pCi/L

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

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

Techamor Y401 Natural Propane Gas Detector, Home Gas Alarm and Monitor, Leak Alarm for LNG, LPG, Methane, Coal Gas Detection in Kitchen, Home, Camper (1, White)

Radon Test Kit for Home - Easy to Use Charcoal Radon Gas Detector for Peace of Mind | 48-96h Short Term EPA Approved Radon Tester | Includes Lab Fees | Protect Yourself and Your Family | 1-Pack

Radon Test Kit for Home - Shipping & Lab Fees Included | Easy to Use Charcoal Radon Gas Detector for Testing 2 Locations | 48h Short Term EPA Approved Radon Tester | Fully Certified Lab Testing

TopTes PT210 Gas Leak Detector, Natural Gas Detector with Audible & Visual Alarm, Locating The Source of Propane, Methane, and Combustible Leaks for Home and RV (Includes Battery x2) - Orange

TopTes PT520A+ Rechargeable Gas Leak Detector, Natural Gas Detector with 17-inch Probe, Checking Combustible Gas Leaks Like Natural Gas, Propane, Methane, Butane for Home, HVAC and RV - Orange

Gas Leak Detector, TopTes PT330 Natural Gas Detector with Audible & Visual Alarm to Locate Combustible Gas Leaks Like Natural Gas, Propane for Home and RV (Includes Battery x3) - Orange

BW Technologies MCXL-XWHM-Y-NA GasAlertMicroClip XL 4 Gas Detector, CO, H2S, LEL and O2, Yellow

RKI 72-RA-C GX-3R LEL / O2 / H2S / CO with Li-Ion Battery Pack and 100-240 VAC Charger

Plug in Natural Gas Detectors & Propane Gas Detectors for Home,RV & Kitchen, Combustible Gas Leak Detector Monitor for LNG, LPG, Methane.

BW Technologies Corded Electric BWC2-H BW Clip Single Gas H2S Monitor, 10/15 (1 Pack)

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

Gaming Monitors

Golf Monitors

27 Monitors

monitors

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

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

TopTes PT210S Gas Leak Detector, Natural Gas Detector with 4-inch Probe, Propane Leak Detector Locating Combustible Gases Like Natural Gas, Methane for Home, Measures%LEL (Incl. Batteries) - Orange

TopTes PT760 Rechargeable Natural Gas Detector, Gas Leak Detector with 12-inch Extendable Probe,%LEL Propane Leak Detection with Built-in Flashlight for Methane, Butane and More for Home, RV

Natural Gas Detector, TopTes PT299 Gas Leak Detector with Extendable Rod, Portable Propane Sniffer for Detecting Combustible Leaks Like Methane & Butane for Home, RV (Includes Battery x2) - Orange