Top 10 Natural Gas and Carbon Monoxide Detector – Combination Gas & Carbon Monoxide Detectors

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1. Kidde


Kidde AC Plug-In Carbon Monoxide and Explosive Gas Detector Alarm | Nighthawk Sensor Technology | Model # KN-COEG-3

Kidde #ad - Battery backup 9 volt battery included. Two alarms in one detects carbon monoxide and explosive gas. Test/reset button - tests unit’s electronic circuitry operation and allows you to immediately silence the alarm.

Protects you and your family from 2 deadly threats: Carbon monoxide and explosive gas. Peak level memory - Recalls the highest CO concentration detected. Digital display and peak level button displays the peak CO level recorded by the alarm since it was last reset. Three convenient mounting options. Digital display - Displays the level of carbon monoxide the unit is sensing.

Sounder alarm – the kn-coeg-3 offers a loud 85-decibel pulsing alarm that will sound to alert you to a potential problem. Kidde’s carbon monoxide alarms meet the requirements of Underwriters Laboratories UL, an independent facility that tests products for compliance with widely-accepted safety standards.
BrandKidde #ad
ManufacturerKidde #ad
Height11 Inches
Length2 Inches
Weight1 Pounds
Width8 Inches
Part NumberKI-21006677
ModelModel KN-COEG-3
Warranty5 Year Limited



Home Gas Alarm, Gas Leak Detector,High Sensitivity LPG LNG Coal Natural Gas Leak Detection, Natural Digital Gas Detector, Alarm Monitor Sensor Home/Kitchen 1

HSTMYFS #ad - Led digital display & sound warning- gas detector offers voice notification and a digital readout of the GAS concentration. When gas leak concentration reaches presetting level, the alarm provides a visual and audible signal. Widely used for Restaurant, Gas Station etc.

Detect multiple gases- home natural gas detector suitable for detecting LPGMethane, coal gas, natural gas, liquefied petroleum gas, artificial gas, gas fuel, liquefied natural gas etc.85db alarm sound, reduce the risk of gas explosion and protect your family's life and property safety. You need to wait for the display to show 0 the system enters the working state before it can be tested normally. Gas leak detector adopts Easy-to-install Design, can be used by plugging directly into the power socket to detect leaked gas.

Widely applied -this product can be used as independent family alarm equipment, Garage, Hospital, Hotel, Oil Factory, and also can be used as front detector of alarm system. Precautions- the system warm-up time is about 2-3 minutes. During this time period, the gas test will not work. Easy to install- gas leak detector adopts Easy-to-install Design, can be used by plugging directly into the power socket to detect leaked gas.
BrandHSTMYFS #ad
ManufacturerShengTian #ad
Weight4.8 ounces
Part NumberBRJ-502



FIRST ALERT Combination Explosive Gas and Carbon Monoxide Alarm with Backlit Digital Display, GCO1CN

FIRST ALERT #ad - Test button and low battery warning. Versatile co alarm senses high levels of propane, natural/methane gas, and carbon monoxide. Can be remotely muted using almost any household remote control.

Includes 9-volt battery. Plug-in combination carbon monoxide and explosive gas alarm with battery back-up. 3-way protection against natural, methane, and propane gases and carbon monoxide. Loud 85-decibel alarm can be heard easily. Plugs into any ac outlet for easy setup; backup battery powers unit in case of power outage. Crisp backlit digital display allows you to view current and peak levels. Uses electrochemical carbon monoxide sensor--the most accurate technology available.
ManufacturerFirst Alert #ad
Height9.06 Inches
Length7.25 Inches
Weight0.8 Pounds
Width4.25 Inches
Part NumberGC01CN
WarrantyLimited Ten Years



Koabbit Combination Carbon Monoxide Detector and Natural Gas Detector 2-in-1 Alarm Detector Plug-in wall CO Detector and Combustible Gas Detector, Digital Display 9V Battery Power Supply for Home

KOABBIT #ad - High sensitivity dual sensor designthe koabbit 2-in-1 alarm detector contains a catalytic combustion method sensor and an electrochemical carbon monoxide sensor. When a dangerous concentration of carbon monoxide or explosive gas is detected, it will immediately sound an alarm, allowing you to quickly make a judgment and protect your family getting hurt.

Voice alarmwhen the concentration of carbon monoxide reaches 100ppm or the concentration of Combustible gas reaches 6%, the LCD screen begins to display the concentration value, and the red LED lights flash and emit a loud voice alarm mode -- 85 decibel alarm. Easy installation & qualityeasy to mount on any wall or ceiling without an electrician;The Koabbit detector has been rigorously tested and passed UL2034 safety certification, Please contact us by E-mail, If you have any questions, We will give you a SATISFACTORY SOLUTION.

Lcd digital displaythis display clearly shows levels of Gas that the unit has detected and stored-- from 0 to 3000 ppm--and it updates every 9 seconds to indicate any sudden changes. Easy to usepush/test button - connect to power 90V-240V or 9V rechargeable batterynot included, The detector will display 3 minutes counting.
BrandKOABBIT #ad
ManufacturerPLT #ad
Height1.6 Inches
Length4.3 Inches
Weight0.44 Pounds
Width2.9 Inches
Part NumberPLT080

5. Kidde


Kidde KN-COEG-3 Nighthawk Plug-in Carbon Monoxide and Explosive Gas Alarm with Battery Backup Pack of 2, 2 Pound

Kidde #ad - Garmin index measures metrics that matter such. Up to 16 people can be recognized by the smart scale. Step on the scale and garmin index is able to recognize. Use your smartphone to make your Tile.
BrandKidde #ad
ManufacturerKidde #ad
Height1 Inches
Length1 Inches
Weight1.1 Pounds
Width1 Inches
Part Number43237-2



Leak Sensor Detector with Voice Promp and LED Display, Natural Gas Detector, Plug-in Home Gas Methane Propane Alarm Detector, Support 9V Rechargeable Battery Not Included

GEARDON #ad - This alarm will also help prevent someone from leaving on the stove, reducing your gas bill. It can help reduce your worries that the stove gas has been left on accidentally and protect your family's life and property safety.

Simple to useconnect the methane detector to 90v-240v power or use 9V rechargeable batterynot included, the indicator light will light up and voice prompt will start speaking. The propane detector will display 3 minutes counting when the gas detector is in starting-up. Such as natural gas, liquefied petroleum gas, coal gas, liquefied natural gas, LPGPropane and Methane, etc. Applicationour gas alarm has passed the professional gas detection test in our factory. Detect multiple gasesgas detector suitable for almost all applications with combustible gases, artificial gas, gas fuel, mists and residues. Economicalthis alarm uses
BrandGEARDON #ad
ManufacturerGEARDON #ad
Height1.6 Inches
Length4.3 Inches
Weight0.43 Pounds
Width2.9 Inches
Part NumberGED-GAS

7. Universal Security Instruments


Carbon Monoxide and Natural Gas Alarm, USI Electric MICN109 Hardwired 3-in-1 Smoke

Universal Security Instruments #ad - 3-in-1 alarm provides triple the protection with a single installation to protect against fires, carbon monoxide and natural gas. Comes with a 7 year limited warranty. Mount the bracket to any standard wiring junction box and use the large mounting base to cover imperfections in drywall. 120-volt ac/dc hardwired alarm with backup battery is suitable for houses, apartments and mobile homes. Features a quick activation pull-tab and a front-loading battery drawer for replacement without removing the alarm from the bracket.
BrandUniversal Security Instruments #ad
ManufacturerUniversal Security Instruments #ad
Height5.5 Inches
Length5.5 Inches
Weight0.6 Pounds
Width1.75 Inches
Part NumberMICN109

8. Kidde


Kidde KN-COB-LP2 9CO5-LP2 21025778 Carbon Monoxide Alarm Battery, 1 Pack

Kidde #ad - Low battery hushes. 2 aa battery backup. Loud 85 decibel alarm. Low battery signal. Event memory.
BrandKidde #ad
ManufacturerKidde #ad
Height11 Inches
Length3 Inches
Weight0.5 Pounds
Width7 Inches
Part NumberKN-COB-LP2 9CO5-LP2
ModelKN-COB-LP2 9CO5-LP2
Warranty10-Year warranty: Consult User Guide for more information.



LNG,CO with Voice Alarm, 2 in 1 Carbon Monoxide/Combination Alarm Gas Leak Detector for Home Kitchen Methane,LPG

MOESAPU #ad - Suitable for almost all applications with combustible gases, etc. 100% satisfied servicethis alarm has passed the professional gas detection test in our factory. Connect to power 110v, Plug-In design makes it super easy and convenient to install. If the co gas detector has any quality problems, welcome to contact us and we will deal with it for you.

Such as natural gas, liquefied natural gas, can detect explosive gas & carbon monoxide. The propane detector will Warming Up for 3 minutes then the device can start working. Protect yourself and your family from two deadly threats. Sounder & flashing alarmwhen the concentration of carbon monoxide reaches 100PPM, Alarm for CO is 2 sounds a second alarm together with a Lighting Red light. Widely used for Restaurant, Hotel, Gas Station etc. The indicator light will light up and voice start sound.

Widely applyed this product can be used as independent family alarm equipment, Hospital, Oil Factory, Garage, and also can be used as front detector of alarm system. Easy-to-install and durable the plug in line length is 90cm. 2 in 1 explosive & carbon monoxide alarmthis bh-h3 gas detector with 100cm plug in line, coal gas, gas fuel, liquefied petroleum gas, artificial gas, LPGPropane and Methane, mists and residues. When the concentration of combustible gas reaches 5%, Alarm for explosive gas is 1 sound a second with a Flashing Light.
BrandMOESAPU #ad
ManufacturerBAOSHIAN Electronic #ad
Height1.7 Inches
Length4.25 Inches
Weight0.15 Kilograms
Width3.2 Inches



First Alert CO710 Carbon Monoxide Detector with 10-Year Battery and Digital Temperature Display

FIRST ALERT #ad - A loud 85-decibel alarm sounds when CO levels reach dangerous levels. Built-in 10-year lithium battery offers continuous protection for the life of the carbon monoxide detector. All first alert cO alarms are rigorously tested to meet UL standards.

Easy-to-read backlit digital display shows temperature and CO concentration; Peak Level feature displays the highest concentration of carbon monoxide measured. 10-year limited warranty; equipped with end-of-life signal chirp, so you know when it’s time to replace the unit for safety. Keep your family safe with this easy to use digital-display, 10-year battery operated carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure.

First alert has been the most trusted brand in home safety since launching the first residential smoke alarm in 1958 Based on a First Alert Brand Trust Survey in February 2018.
ManufacturerFirst Alert / BRK Brands, Inc. #ad
Height2.63 Inches
Length0.94 Inches
Weight0.5 Pounds
Width4.75 Inches
Part NumberCO710