10 Best Carbon Monoxide Detectors in 2019

Carbon Monoxide, known as the silent killer is a real threat. The best carbon monoxide detectors will alert you to the presence of this noxious gas. It is odorless, colorless and will not give you a warning of its presence. That is why a carbon monoxide detector is essential. A gas that is produced by burning coal and wood. Heating systems, stoves, and lanterns this gas kills more than 400 Americans a year. Add to that the 20 000 plus people that end up at the emergency room.

Of those about 4000 of need hospitalization. That is why the need to a carbon monoxide detector in your home becomes apparent. We have done extensive research to determine which ones are the top carbon monoxide detectors available. We help you select the right one for your home and family.

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  • Plugs into any standard outlet
  • Loud 85-decibel alarm
  • Notifies you when your unit needs replacing
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  • WiFi enabled
  • Easy to install and use
  • Detects smoke, carbon monoxide, and slow and fast burning fires
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  • Loud 85-decibel alarm
  • Digital display that updates every 15 seconds
  • Portable

A device that could save your life and the lives of your family. Carbon monoxide detectors are a vital component of your home security. Let’s see which the top devices on the market are today.

View the Best Carbon Monoxide Detector, Below.

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1. First Alert CO600 Plug In

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This plugin carbon monoxide detector is easy to use and will work with any standard outlet. Featuring an advanced electrochemical sensor. This will detect carbon monoxide levels with accuracy. It does not matter in which area of the room the detector is placed. The alarm will alert you to the fact that the carbon monoxide levels have reached a dangerous level.

The 85-decibel alarm is loud enough to alert you even if you are outside. You can silence the alarm with the press of a button and the unit offers a function to test for malfunctions. The device also notifies you when it is time to replace it. Comes with a seven-year limited warranty.

Why We Like It
  • Plugs into any standard outlet
  • Loud 85-decibel alarm
  • Notifies you when your unit needs replacing
Our Verdict

Keeping your family safe from harm is your highest priority. First Alert ensures you can detect and take action when the carbon monoxide levels in your home reach dangerous levels. Easy to use it plugs into any standard wall socket. First Alert has gone through rigorous testing to ensure that it meets all UL standards.

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2. Nest wired S3003LWES Alarm

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Designed to protect the home from any danger including carbon monoxide gas, smoke, and fire. This industrial-grade smoke and carbon monoxide detector will notify you when a problem occurs. It is designed with full WiFi capacity so it will not only sound the alarm but also notify you on your phone. The system will not only tell you of the problem but also let you know where in the house the problem has occurred.

A smart carbon monoxide monitor that will ensure that even if you are not home, you will know if a problem has arisen. Detects fast and slow burning fires with its split-sensor detector. It is easy to install and connects with your iPhone or any other smart device. The electrochemical carbon monoxide detector self-tests and lets you know if it needs replacing.

Why We Like It
  • WiFi enabled
  • Easy to install and use
  • Detects smoke, carbon monoxide, and slow and fast burning fires
Our Verdict

One of the best-wired carbon monoxide detectors on the market. It will not only keep your family safe from this killer gas but also alert you to slow or fast burning fires and smoke. Perfect for keeping your family safe. You get alerts even if you are not at home with the WiFi connectivity that turns your phone into an alarm.

A top-rated carbon monoxide detector. Designed for the modern family who wants the best all-around protection for their family. Protects your home from fires, smoke, heat, and carbon monoxide gas.

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great value rating

3. HYT Digital Display Detector

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Protect your family from the dangers of carbon monoxide gas with this digital display detector. The display will let you know what the level of carbon monoxide is. A portable carbon monoxide detector that is easy to attach to both wall and ceiling. Operates with three 1.5V AAA batteries. Even if the power is out this detector will operate. The alarm will sound when the power is low to warn you to change the batteries.

The carbon monoxide readings update every 15 seconds and the 85-decibel alarm will sound when the levels get dangerous. Not only does it sound the alarm but it flashes a red light to notify you of the problem. You can silence the alarm at the press of a button. The device also has a test option to ensure it is working properly.

Why We Like It
  • Loud 85-decibel alarm
  • Digital display that updates every 15 seconds
  • Portable
Our Verdict

A great carbon monoxide detector that offers a digital display detailing the levels of CO in your house. This display updates every 15 seconds for accurate and up to date information. Completely portable it operates using three AAA batteries. The device notifies you as soon as the power is running low so you can replace the batteries. Sounds an 85-decibel alarm and flashes red when the carbon monoxide levels rise in your home.

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4. Kidde Battery 21008873 Alarm

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A battery operated carbon monoxide detector that is designed to give you and your family the protection you need from the silent killer. The digital display will record and display readings, updating every 15 seconds. It shows the CO level in PPM and will display the highest level of carbon monoxide since the last reset.

A low battery alerts you to the need for new batteries and it will flash red when the levels rise to dangerous levels. Completely portable for use in your home or elsewhere with ease. This recommended carbon monoxide detector is a great companion for travelers who spend a lot of time in hotels.

Why We Like It
  • Portable
  • Digital display
  • CO readings updated every 15 seconds
Our Verdict

Keep your family safe and secure always with one of the highest rated carbon monoxide detectors on the market. The digital display allows you to monitor the levels of CO in your home. Battery operated so it is completely portable with an alarm sounding when the power is running low. Perfect for travelers to take with them wherever they go. A top-rated CO detector that ensures you and your family are protected from the silent killer.

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5. Kidde KN-COB-B-LPM

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One of the best home carbon monoxide detectors. Designed to protect your family from the deadly, odorless and colorless gas known as the silent killer. A battery operated so will save on your electricity bill. Compact enough to fit snugly on your ceiling of discretely on your kitchen or bedroom wall. Designed with a snap-on cover to allow you to replace the battery and prevent you from closing it without a battery inside.

The electronic components used in this CO detector are designed to monitor the levels of CO in your home. It monitors constantly and alerts you with an alarm and flashing red lights. As soon as the levels become dangerous your detector will notify you. Fully portable for use outside the home when traveling.

Why We Like It
  • Portable battery operated the unit
  • Snap-on cover for easy battery access
  • Compact and easy to use
Our Verdict

One of the best CO monitors on the market. It is designed to warn you when the levels of carbon monoxide raise to dangerous levels inside your home. Protecting your family and pets from the silent killer. Battery operated so it is completely portable and will operate even when there are power outages. Comes with a 5-year limited warranty and has a 7-year lifespan.

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6. Nighthawk KN-COEG-3 Plug-In

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Two in one protection for your family. The alarm on this detector will sound when it detects carbon monoxide or explosive gases in the air. The digital display allows you to see the concentration present and the peak level memory allows you to see at what time the CO was at its highest. A plug-in detector with an 85-decibel alarm that pulses to alert you to danger. Easy to use and easy to mount.

This Kiddes Nighthawk meets all industry standards ensuring that you and your family are always safe. Battery backup lets the detector work even during a power failure. This CO detector also monitors methane and propane gases which are common in your house. Offers three easy mounting options.

Why We Like It
  • Three mounting options
  • Detects CO and explosive gases such as propane
  • Loud 85-decibel alarm
Our Verdict

The perfect carbon monoxide and an explosive gas detector for your home. Keep your family safe, monitor the levels of CO in your home and ensure that you are protected from this silent killer. An 85-decibel alarm alerts you to a problem while the display screen will let you know just how high the CO concentration is. Battery backup allows this plugin detector to work even during a power failure.

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7. Kidde 21010047 C3010D

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Kidde is a brand leader in top carbon monoxide detectors for your home. With an operating lifespan of 10 years, this lithium battery powered sealed unit will alert you when a replacement is needed. The digital display lets you know what the CO concentration levels are and the peak level memory records the highest concentration from when the unit was last reset.

The reset button silences the alarm and lets you test the unit to ensure it is working at optimal levels. LED lights to notify you of the status of the unit, green for normal, red indicates an alarm and amber an error. The alarm is loud, measuring 85 decibels which will wake the average adult from sleep when activated.

Why We Like It
  • 10-year lifespan
  • Battery operated
  • Peak Level Memory function
Our Verdict

One of the best battery-operated carbon monoxide detectors with a 10 year worry free lifespan. The digital display shows the concentration levels of CO and updates every 15 seconds. LED lights notify you of the status of the unit at all times. A loud 85-decibel alarm sounds when CO levels get to dangerous levels and this combines with a red flashing light to indicate an alarm. The unit alerts you when it needs replacing.

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8. Kidde KN-COP-IC Hardwire

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Kidde appears again on our list of the top carbon dioxide detectors. The unit features a digital display that updates every 15 seconds. Featuring a peak level memory allows you to monitor the highest levels of CO detected before resetting. The battery pull tab allows for easy installation of batteries and helps to keep the batteries fresh.

The locking feature of the unit is tamper-resistant to prevent any interference with the alarm. The snap-on harness allows for quick and easy installation. A wire-in CO detector that is easy to mount and has a battery back-up in case of power failures. LED lights indicate the status of the unit at a glance.

Why We Like It
  • Wired-in with battery backup
  • Easy to install and mount
  • Digital display
Our Verdict

A top carbon monoxide detector that is easy to mount and install. A wire-in option with a backup battery so the unit will operate even during a power outage. A digital display allows you to monitor the levels of carbon monoxide in your home and to track when it peaks with the Peak Level Monitor. LED lights on the unit indicate if it is working properly if there is an error or an alarm is sounding.

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9. First Alert CO710 Digital Display

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A digital CO detector that is battery powered to ensure constant monitoring even during a power failure. The digital is backlit to give an easy to read display. Displays both temperature and carbon monoxide concentrations. The peal level memory allows you to see the highest level of recorded carbon monoxide. The lithium battery has a life of up to 10 years.

The alarm is loud enough to wake you up at 85 decibels when the CO levels reach dangerous proportions. This CO detector is compact and stylish and will fit into your home easily without standing out like a sore thumb.

Why We Like It
  • Displays temperature and CO Levels
  • 85-decibel alarm
  • Battery operated
Our Verdict

One of the best CO Monitors on the market that is battery operated. Guaranteed to continuously function even during power failures with a built-in lithium battery. A loud alarm alerts you to the fact that the CO levels are dangerously high. The digital display shows both temperature and CO levels.

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10. Kidde KN-COSM-BA Battery Operated

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A smoke and carbon monoxide detector that will keep your family safe and secure, alerting them to any hazard that may occur. The voice alarm notifies you what type of hazard you are facing. For smoke or fire is the cause for the alarm it will announce “fire”. If the silent killer is detected it will announce “warning carbon monoxide”.

Alarm sounds at 85 decibels and can be heard ten feet away. The reset button silences the alarm and is also a test button to make sure that the unit is in working order. LED lights indicate if the unit is working normally or if there is an alarm. The unit will also warn you should the battery run low.

Why We Like It
  • Battery operated
  • Voice alarm
  • 85 decibel alarm siren
Our Verdict

A two in one detector that will warn you about a fire, smoke or carbon monoxide hazard being present. The battery cannot be installed incorrectly as the door will not shut properly if it is. Battery operated so it will function even during a power outage. One of the best smoke and carbon monoxide detectors on the market and a must have for every family home.

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Carbon Monoxide Detector Buyer’s Guide

Carbon monoxide poisoning is a real threat to anybody who has a gas stove, lantern, heating system or a charcoal or wood burning fireplace. It is called the silent killer because the gas is odorless and colorless. You do not even know that you are being poisoned unless you have a good carbon monoxide monitor in your home. In America, it kills up to 400 and puts more than 4000 people in hospital every year. There are some symptoms that could warn you that there is a problem, however, they mimic flu symptoms and are often overlooked.

A headache, nausea, confusion, and vomiting are some of the symptoms common to carbon monoxide poisoning. There are certain aspects to a carbon monoxide detector that you need to consider before you purchase.

Power Source

There are three different types of carbon monoxide detectors on the market. The hard-wired versions, plug-in and battery-operated. The hard-wired versions are wired into the house and electricity system. They have one major drawback, and that is that they do not operate when there is a power failure. However, the top carbon monoxide detectors that are hard-wired-in come with battery backups for these occasions. Plug-in versions will plug into most of your standard sockets. They have the bonus of battery backups so can also work during power failures.

Finally, there is the battery operated version. You get two types of battery-operated carbon monoxide detectors. First, the built-in lithium battery which has a long lifespan and the batteries do not need changing during this lifespan. Then you get the battery operated detectors that use AAA batteries. This battery operated carbon monoxide detectors come with a feature that notifies you when the batteries are running low.

The top CO monitors also do not allow the batteries to be inserted incorrectly and the battery compartment will not close if there are no batteries in the unit. These are the best for portability.

Display

Digital displays on the CO monitors will allow you to see how much CO there is in your air. It will usually register this in parts per million readings. Some of the top carbon monoxide detectors will update every 15 seconds. They also often have a memory that lets you see when the CO levels peak.

What to do if the Carbon Monoxide Detector goes Off?

The most important thing is not to ignore the alarm when it goes off. If you are experiencing any of the symptoms of carbon monoxide poisoning such as nausea, headache or dizziness immediately call the emergency services. Evacuate the house and do not re-enter the home until the emergency services have cleared it. If nobody is experiencing any symptoms, then you should open all the windows to ventilate the house.

Turn off any appliances that are gas fired such as your furnace or stove. Reset the detectors and wait to see if it sounds again. If the alarm sounds a second time, call the emergency services such as the local fire department and evacuate the home, even if you are not showing any symptoms.

Where Should you Place a Carbon Monoxide Detector?

The best position to place your carbon monoxide detector in is approximately five feet from the ground. They should be placed on every floor of your house to ensure full coverage. Place them near all sleeping areas so when the alarm sounds it is sure to wake you.

How do you know if your Carbon Monoxide Detector is Working?

A number of the units on the market today have self-testing functions. All you have to do is press the test button. The unit will tell you if there is a problem. Most of your carbon monoxide devices also have a function that will tell you if the battery of the device is low and needs to be replaced. Ensure that you test your device regularly.

Conclusion

Having a great carbon monoxide monitor in your home will allow you to relax and get a good night’s sleep without noxious gases. Have the best carbon monoxide detector will notify you when the levels of CO rise and alert you before you even start feeling any symptoms. They will have an alarm that is loud enough to wake you even when in deep sleep. Carbon monoxide sensors are vital in keeping your family safe at all times.

Expert Tip

Always place your carbon monoxide detector approximately five foot from the ground for best results. Also, ensure that the detectors are close to any sleeping areas and on each floor of your house.

Did you know?

People are not only in danger from large amounts of carbon monoxide. Small amounts over long periods can also poison you. Digital displays allow you to monitor how much is consistently in the air of your house.

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