Are you trying to find home co detector among various brands on the market but aren’t sure where to begin? To assist you in finding the right one, we’ve put together a list of the 7 best to help you pick the perfect one!
We investigated and evaluated a number of the top-selling home co detector on the market in order to create our list of the best. Making a decision among the many options available is never simple. There are an infinite number of models available, each with a distinct price. And as you’ll find out, the best options aren’t usually the ones you imagine! This comparison is rich and relevant because of the numerous factors that were employed. You will find products featured in this ranking not only based on their pricing but also on their features and other customers reviews. To write this review, we completed 21 hours of research and did 25 home co detector tests. You won’t need to pick products at random any more. If you’re unsure of what to look for, browse our list and consult the buying guide!
An overview of our top picks
Table of contents
The best home co detector you can buy today
- Easy Installation - simply plug-in to a standard, 120V outlet in your home
- 2-AA battery backup provides protection during a power outage
- 85-decibel alarm announces when carbon monoxide is detected
- Peak Level Memory records the last time carbon monoxide was detected or when the unit was last tested
- Test-Hush Button makes testing the detector or silencing false alarms easy
- End of life chirp notifies you when the alarm needs to be replaced
- UL listed with a 10-Year limited manufacturer warranty on the alarm only (not a battery performance claim). Warranty begins when the alarm is powered on. If that date is unknown, it should be assumed that replacement is needed.
- Keep your family safe with this easy to use plug in carbon monoxide alarm; It works with any standard outlet and also has a battery backup for continuous monitoring of Carbon Monoxide levels, even if there's a power failure
- Features an advanced electrochemical carbon monoxide sensor that accurately detects carbon monoxide levels, no matter where the detector is placed in the room
- Simple to use, with a single test/silence button; a loud 85 decibel alarm sounds when Carbon Monoxide levels reach dangerous levels. Low battery signal mute, quiets low battery signal for upto 8 hours
- To ensure complete protection make sure to place one on each level of your home and in each bedroom
- 7 year limited warranty; Equipped with end of life signal chirp, so you know when it’s time to replace the unit for safety
- All first alert CO alarms are rigorously tested to meet UL standards. Item length is 3.4 inches , item width is 1.38 inches and item height is 5 inches
- Loud 85-decibel alarm sounds when CO levels are elevated
- Electrochemical sensor technology detects CO gas
- Easy installation, no wiring needed, detects during a power failure by operating on 2-AA batteries (included)
- Conveniently designed & portable: simple to install on a wall of your home or place on a tabletop
- Green LED indicates power to the carbon monoxide detector, while an 85-decibel alarm & a red LED indicates the presence of carbon monoxide
- Event Memory records the last time carbon monoxide was detected or when the unit was last tested
- Test-Hush button makes it easy to test the carbon monoxide detector or temporarily silence the low battery chirp warning
- UL listed with a 10-Year limited manufacturer warranty on the alarm only (not a battery performance claim). Warranty begins when the alarm is powered on. If that date is unknown, it should be assumed that replacement is needed.
- Easy Installation - simply plug-in to a standard, 120V outlet in your home
- 9-volt battery backup provides protection during a power outage
- Digital LED display shows the level of carbon monoxide the CO alarm is sensing or states "GAS" when explosive gas is present
- 85-decibel alarm announces when carbon monoxide or explosive gas is detected
- Peak Level Memory records the last time carbon monoxide was detected or when the unit was last tested
- Test-Hush Button makes testing the detector or silencing false alarms easy
- Extension cord (included) allows for placement on a table or shelf
- UL listed with a 5-year limited manufacturer warranty on the alarm only (not a battery performance claim). Warranty begins when the alarm is powered on. If that date is unknown, it should be assumed that replacement is needed.
- Keep your family safe with this easy to use, battery operated carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure
- Features an advanced electrochemical carbon monoxide sensor that accurately detects carbon monoxide levels, no matter where the detector is placed in the room.The alarm sequence should last 5-6 seconds. If it does not alarm, make sure fresh batteries are correctly installed, and test it again. If the unit still does not alarm, replace it immediately
- A loud 85 decibel alarm sounds when CO levels reach dangerous , Battery Replaceable - Yes
- To ensure complete protection make sure to place one on each level of your home and in each bedroom
- 5-year limited warranty; Equipped with end of life signal chirp, so you know when it’s time to replace the unit for safety
- All first alert CO alarms are rigorously tested to meet UL standards
- 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)
- 3 In 1 Carbon Monoxide Detectors - Equipped with 3 major air indicators of Carbon Monoxide(0 to 1000PPM), Temperature(1 to 176 ℉), and Humidity(0% to 95%RH) to protect your family.
- Accuracy & Durability - This Carbon Monoxide Detector use Imported Electrochemical Sensor, high reliability, more responsive, when the CO gas concentration reaches the alarm level(>150ppm), the Voice and SLight alarm will work.
- Easy to Use - Plug and play, saving installation time.
- Compact Design - Portable CO Gas Detector is small and light, can be carry to anywhere easily, Big color LCD display, The high-definition screen makes it easy to read even at night.
- Protect Your Home - Carbon monoxide alarm are suitable for bedroom, kitchen, living room, bathroom, apartment, garage, office, restaurant, hotel, RV etc.
- Worry-Free After service - We provide 180 days no reason to refund service! 2 years warranty, If you have any questions, please contact us, we will solve your problem as soon as possible.
- High Accuracy & Reliability: This carbon monoxide detector conforms to UL2034 standards and has a built-in advanced electrochemical sensor that detects dangerous CO levels more accurately and responds more quickly. In case of danger, the carbon monoxide detector gives an alarm of no less than 85dB to 3-meter, providing you the ultimate protection
- Intuitive LCD: LCD screen displays real-time CO levels. 3-colored LED indicator flashes red, green, or yellow to indicate an alarm, power, or a fault
- 10 Years Product life: Built-in 2pcs AA alkaline battery will provide continuous power for the life of the detector, with a product lifespan of up to 10 years
- Flexible Installation: Wall-mounted or free-standing. It is suitable for families, schools, hotels, garages and other places
- Three Years Limited Warranty: The warranty period is 36 months and begins on the day of purchase. Our products are subject to strict quality controls. However, if this device should unexpectedly not function perfectly, please feel free to contact us.
- Easy Installation - simply plug-in to a standard, 120V outlet in your home
- 9-volt battery backup provides protection during a power outage
- Digital LED display shows the level of carbon monoxide the CO alarm is sensing
- 85-decibel alarm announces when carbon monoxide is detected
- Peak Level Memory records the last time carbon monoxide was detected or when the unit was last tested
- Test-Hush Button makes testing the detector or silencing false alarms easy
- Extension cord (included) allows for placement on a table or shelf
- UL listed with a 10-Year limited manufacturer warranty on the alarm only (not a battery performance claim). Warranty begins when the alarm is powered on. If that date is unknown, it should be assumed that replacement is needed.
- ◎The carbon monoxide detector alarm continuous monitoring of Carbon Monoxide levels to keep your family safe. Operated by 2 * 1.5V AAA batteries (not included),portable and easy installation,no need for socket, not affected by power failure, can be installed anywhere!
- ◎Features an advanced electrochemical carbon monoxide sensor that accurately detects carbon monoxide levels, no matter where the detector is placed in the room.To ensure complete protection make sure to place one on each level of your home and in each bedroom.
- ◎Simple to use,with a single test/reset button,when a dangerous level of carbon monoxide is detected the red LED will flashes and a loud alarm pattern will sound--Loud 85 decibel alarm with LED Flash.
- ◎Alarm standard: 30ppm，the display displays the concentration;50ppm, alert within 60 to 90 minutes; 100ppm, alert within 3 minutes; 300ppm, alert within 3 minutes. Note: When you test the detector, please do not use gas blow the hole directly.
- ◎All CO alarms are rigorously tested.We promise and guarantee the customer service by providing a response to any questions, concerns, and inquiries within 24 hours.
- Industry First: 2-in-1 Detection - Carbon monoxide detector & Indoor Air Quality Monitor combo alerts you to both CO & indoor air quality hazards, in a single device
- Voice Alarm announces the hazard type when detected: “Warning Carbon Monoxide” = CO gas, or "Replace Alarm" when the unit has come to its end of life span
- Easy Installation: download the Kidde app, scan the QR code on the back of the CO alarm, & plug into a standard outlet
- Compatible with Amazon Alexa, Google Home, iPhone, & Android smart devices
- Indoor Air Quality Monitoring: monitors harmful chemicals known as Total Volatile Organic Compounds (TVOCs) that come from cleaning products & paint, also monitors humidity & mold risk
- WiFi enabled technology allows notifications to be sent to your smartphone (as well as friends & family) in the event of a CO hazard in your home
- Electrochemical sensor technology detects poisonous carbon monoxide gas inside your home
- First UL listed carbon monoxide & indoor air quality monitoring device; 10-year limited manufacturer warranty on alarm - not a battery replacement claim
- Electrochemical sensor technology detects CO gas
- Easy installation, no wiring needed, detects during a power failure by operating on 2-AA batteries (included)
- Conveniently designed & portable: simple to install on a wall of your home or place on a tabletop
- Green LED indicates power to the smoke detector, while an 85-decibel alarm & a red LED indicates the presence of carbon monoxide
- Peak Level Memory records the last time carbon monoxide was detected or when the unit was last tested
- Test-Hush button makes it easy to test the carbon monoxide detector or temporarily silence the low battery chirp warning
- UL listed with a 10-Year limited manufacturer warranty on the alarm only (not a battery performance claim). Warranty begins when the alarm is powered on. If that date is unknown, it should be assumed that replacement is needed.
- Keep your family safe with this hardwired smoke and carbon monoxide alarm; The battery backup means constant monitoring, even if there's a power failure
- Features an electrochemical carbon monoxide sensing technology as well as an ionization sensor for smoke detection.
- Indicator lights on the face of the unit display the presence of smoke or carbon monoxide, while an 85 decibel siren provides a clear, loud warning upon detection
- Can connect to other compatible BRK or First Alert detectors, to ensure all alarms will sound when threat is detected
- Simple to use, with a single test/silence button, and side load battery compartment; Tamper resistant locking brackets and universal mounting brackets make installation easy
- Rigorously tested to meet UL standards
- Faster turnarounds on job sites with the easy-to-install, most-trusted alarms in home safety
- 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)
- Mini Size:2.36*2.36*1.14in,Even Smaller than our hands palm,Carbon Monoxide Alarm CO Alarm Detector with Real-Time CO Digital Reading Display and Sound Alarm For Home ,Travel.
- Features an advanced electrochemical carbon monoxide detector alarm continuously monitors carbon monoxide levels quickly and accurately to ensure the safety of you and your family.No matter where the detector is placed in the room.To ensure complete protection make sure to place one on each level of your home and in each bedroom.
- High Sensitivity - When the carbon monoxide detector detects that the concentration of carbon monoxide reaches a dangerous level, the LCD display will show the current value of the gas concentration, and an alarm sound greater than 85 decibels with red LED Flash will sound to protect the family from carbon monoxide.
- Simple to use - with a single test/reset button,Comes with mounting accessories,just drill holes in the right places ,and done，--Loud 85 decibel alarm with LED Flash.Operated by 2 * 1.5V AAA batteries (not included),portable and easy to install, no outlet required, immune to power failure,can be installed anywhere!
- Alarm standard- 50ppm, alert within 60 to 90 minutes ; 100ppm, alert within 10 to 40 minutes; 300ppm, alert within 3 minutes. (Note: When you test the detector, please do not use gas blow the hole directly.)
- High Quality Assurance: Our Carbon Monoxide alarms have been rigorously tested, and complies with UL standards.Package: 1 x Carbon Monoxide Alarm ,2 x Screws,1 x User Manual, If you have any questions about our CO detectors, please feel free to contact us.
- New Upgrades - This Carbon Monoxide detector Equipped with 3 major air indicators of Carbon Monoxide(0 to 999PPM), Temperature(1 to 176 ℉), and Humidity(0% to 95%RH) to protect your family.
- Easy to Use - Plug and play, saving installation time.
- Accuracy & Durability - This Carbon Monoxide Alarm use Imported Electrochemical Sensor, high reliability, more responsive, when the CO gas concentration reaches the alarm level(>150ppm), the Voice and Light alarm will work.
- Compact Design & Clear LCD Display - Portable CO Gas Detector Meter is small and light, can be carry to anywhere easily, Big color LCD display, The high-definition screen makes it easy to read even at night.
- Widely Used - CO Detector are suitable for bedroom, kitchen, living room, bathroom, apartment, garage, office, restaurant, hotel, RV etc.
- Customer Service - 2 years warranty; If you have any technical problems, please contact us and we will reply you as soon as possible.
- High Quality Carbon Monoxide Detector: The portable carbon monoxide meter is made of high-strength ABS material, which is sturdy and durable. High-precision electrochemical sensor can more quickly and accurately monitor the CO concentration in the surrounding environment.
- Easy to Use: Install the battery, long press the power button to turn on the handheld CO monitor and wait 28 seconds to warm up. You can press the “Hi” button to adjust the screen brightness, and press the "Lo" button to turn on or turn off the alarm.
- LCD Display & Audio Alarm: The 1.1'' LCD screen displays the real-time CO concentration from 0 to 999 ppm, buzzer status and battery level. When the CO concentration exceeds the specified level (50 ppm), the entire screen will turn red and a loud audible alarm will sound. When the battery voltage falls lower than the working voltage, the device will sound an audible alarm of "di-di-di" every minute. After the fifth alarm, the device will automatically turn off.
- Battery Powered & Power Saving Mode: This pen-type CO detector is powered by 2x 1.5V AAA batteries (package includes). In order to save battery life, the carbon monoxide alarm detector will automatically turn off the screen backlight and enter power saving mode after about 1min of no operation. NOTE: In power saving mode, the gas sensor continues working and monitoring the carbon monoxide concentration. You can press any button to light up the screen again.
- What You Will Get: 1x PUTECCH HD07 Battery Operated CO Detector, 2x AAA Batteries, 1x User Manual and 1x Lanyard Ring. Please feel free to contact us if you have any questions or concerns. We provide 12-month product service and lifetime technical support.
- Flexible Installation: Wall-mounted or free-standing; easy to take while traveling
- High Accuracy & Reliability: Advanced Figaro electrochemical CO sensor; 5-year replaceable battery
- Instant Alert: An early warning will be delivered through a loud 85-decibel alarm
- Informative LCD: Displays real-time CO levels and remembers dangerous CO levels since the last preset
- Intuitive LED: 3-colored LED indicator flashes red, green, or yellow to indicate an alarm, power, or a fault
- 2.4 GHz Wi-Fi Connection: Easily connect this electrochemical CO alarm to the X-Sense Home Security app on your smartphone via a 2.4 GHz Wi-Fi network, without the need for a hub; download the app, sign up, and connect the device
- Instant Notifications: Stay connected to your alarm and view all its notifications, including its CO alarm, low battery, malfunction, CO alarm precaution, and more; the Device Sharing function lets you add your family members so you can all keep an eye on your home's safety
- Customized Fire Alarm Dispatch Service: The smart alarm supports the subscription-based professional 24/7 monitoring service from the X-Sense Home Security app, giving you access to an emergency dispatch when you need it most to protect your life, family, and property
- 10-Year Sensor Life: This battery-operated smart electrochemical carbon monoxide detector has a stable and high-performance electrochemical Figaro CO sensor that accurately monitors CO levels in the house, ensuring that your family stays protected for 10 years
- CO Alarm Precaution: Using the app, you will quickly receive a warning that alerts you to any possible risk once the CO level reaches above 100 ppm without waiting for the response time, allowing you to act immediately
- Free-Standing Design: Measuring a mere size of 5.3 × 2.5 × 0.6 in (135 × 63 × 24 mm), this smart carbon monoxide detector can be left free-standing on a shelf or fixed to a wall using the accessories provided, giving you peace of mind whether at home or on holiday
- The carbon monoxide detector alarm continuous monitoring of Carbon Monoxide levels to keep your family safe. Operated by 3 * 1.5V AA batteries (not included),portable and easy installation,no need for socket, not affected by power failure, can be installed anywhere!
- Fast and Accurate Detection：The carbon monoxide detector is built-in advanced electrochemical CO sensor that provides high-precision alarms for fast and accurate detection of carbon monoxide levels. When the carbon monoxide concentration exceeds the specified value, an alarm warning of more than 85 decibels will be issued. To ensure complete protection, be sure to place one on every floor of your home and in every bedroom.
- LCD Digital Display and LED Indicators：Simple to use,with a single test/reset button,when a dangerous level of carbon monoxide is detected the red LED will flashes and a loud alarm pattern will sound--Loud 85 decibel alarm with LED Flash.
- Portable and Easy to Install：The carbon monoxide detector is easy to install without rewiring. It can be mounted on wall or ceiling（Please refer to the instruction manual for the specific location of the carbon monoxide sensor installation）, This CO detector includes mounting screws and anchors,. It is an ideal carbon monoxide quotation device for home use
- Alarm standard: 50ppm, alert within 60 to 90 minutes; 100ppm, alert within 10 to 40 minutes; 300ppm, alert within 3 minutes. Note: When you test the detector, please do not use gas blow the hole directly.
- Package Includes & WARRANTY ： 1×carbon monoxide detector,1×manual, 2 screws, 2 anchor plugs.If you meet any quality issues with Carbon Monoxide Detector, just contact us via or Amazon question message, We will consistently spare no effort to provide good service and experience for every customers!
- Carbon monoxide alarm installed battery status(not included battery): When the carbon monoxide detector is installed with a battery, the product will emit a "beep" alarm sound and then enter the standby state. During the standby process, the green light will flash once every 30 seconds, which means the product is normal Work
- 1.High Sensitive and Quick Responsive：Build-in Carbon Monoxide Detector Chip and the electrochemical sensor, Enough to detect odorless invisible and deadly carbon monoxide in the air, Quick reaction to save your life in the first time when fire hazard occurs.
- 2.Alarm Standard：50ppm, alert within 60 to 90 minutes; 100ppm, alert within 10 to 40 minutes; 300ppm, alert within 3 minutes. Note: When you test the detector, please do not use gas blow the hole directly.
- 3.Alarm Warning：When a dangerous level of carbon monoxide is detected the LCD will flashes and a loud alarm pattern will sound--Loud 85 decibel alarm with LED Flash.
- 4.Battery Powered：2 *AAA batteries powered carbon monoxide detector, please note that the batteries are NOT INCLUDED in this product
- 5.All products have undergone rigorous testing and passed certification, which is safe and reliable. If you have any questions, please feel free to contact us, we will reply you within 24 hours
- ⚠️𝗖𝗮𝗿𝗯𝗼𝗻 𝗠𝗼𝗻𝗼𝘅𝗶𝗱𝗲 𝗗𝗲𝘁𝗲𝗰𝘁𝗼𝗿𝘀:Keep your home and family peace with our Carbon Monoxide Detectors, which also act as smoke detectors.
- ⏲️𝟮 𝗶𝗻 𝟭: Our device features an LED CO Carbon Monoxide and Smoke Alarm to ensure complete guarantee against both dangers. Our Carbon Monoxide Detectors emit a sound and flash alarm sensor to alert you in case of an emergency.
- 🏠𝗦𝘂𝗶𝘁𝗮𝗯𝗹𝗲 𝗳𝗼𝗿 𝗩𝗮𝗿𝗶𝗼𝘂𝘀 𝗦𝗰𝗲𝗻𝗮𝗿𝗶𝗼𝘀：With its professional-grade technology, our device is suitable for various scenarios and will provide reliable news in any environment.
- 🏆𝗘𝗮𝘀𝘆 𝘁𝗼 𝗜𝗻𝘀𝘁𝗮𝗹𝗹：Don't risk the secure of your loved ones — our Carbon Monoxide Detectors for peace of mind knowing your home is protected from carbon monoxide and smoke.Our smoke detector is easy to install and maintain, making it a hassle-free addition to any home or business.
- 💯𝗦𝗲𝗰𝘂𝗿𝗶𝘁𝘆 𝗮𝗻𝗱 𝗛𝗶𝗴𝗵 𝗤𝘂𝗮𝗹𝗶𝘁𝘆：Protect yourself and your family from the silent danger of carbon monoxide with our top-of-the-line Carbon Monoxide Detectors. With its advanced detection capabilities, our Carbon Monoxide Detectors offer you with an added layer of security and peace of mind.
How to choose a good home co detector
Does the idea of finding a fantastic home co detector make you anxious? When it comes to purchasing this product, specifically when deciding which model to select, has your head been spinning between options? You are not alone if that is the case. We are aware of the pressure involved in the purchasing process!
Your presence here indicates that you are interested in home co detector. Before choosing which product would be the best for your needs after being inundated with information, locate a reliable source with genuine selections. You can get that information from a variety of sources, including buying guides and rating websites, word-of-mouth recommendations from friends and family, online discussion forums where users can share their own experiences, product reviews that can be found all over the internet, and YouTube channels. You can only get the right product through exhaustive analysis. But you realize that’s not always simple. In order to ease your concerns, we have taken the time to develop a list of the top home co detector products available right now. You might be wondering how we came up with the list. How was this buying guide developed?
First, we used our algorithms to gather as much reliable data as we could about these products. To verify all the data gathered, we used both artificial intelligence and a lot of algorithms.
Then, our experts used criteria that are recognized in the business to evaluate them according to their quality to price ratio, allowing us to choose the top home co detector on the market right now!
The selection of the goods is not arbitrary. Before creating a list, we take into account a number of factors. Below are some of the criteria discussed:
Brand Value: What happens if you choose a dubious brand just because it appears to be a good deal? So the likelihood of receiving a product with a short shelf life increases. That is due to the fact that well-known brands have a reputation to uphold, while others do not. Top home co detector brands strive to provide some distinctive traits that set them apart from the competition. So, hopefully one or more of the items on our list will be perfect for you.
Features: Useful features are all you need, not tons of them. We consider the important aspects and select the top home co detector based on those.
Specifications: Numbers always help you measure the quality of a product in a quantitative way. We try to find products with higher specifications, but with the right balance.
Quality: A product’s quality may always be quantified with the aid of numbers. We look for goods with better standards that strike the proper balance. The best quality product that gets highly appreciated and recommended by experienced users.
Customer ratings: Would it be accurate to suggest that the home co detector were used by hundreds of customers before you? Superior ratings indicate that many customers had better service.
Customer Reviews: Like ratings, provide you with accurate and reliable information about the product from genuine customers. Customer ratings are very important to all of us because they contain accurate and reliable information about the customer service we received from several hundred customers.
Seller Rank: This is very intriguing! Not only do you need a good home co detector, you also need a product with rising sales that is trendy. It accomplishes two goals. First, the expanding user base proves the quality of the product. Second, given that number, producers must be able to offer greater quality and after-sales support.
Value: You get what you pay for, they say, so consider the value. Cheap isn’t always good and expensive isn’t always bad. However, that does not imply that spending a lot of money on a product that is flashy but underwhelming is a good idea. Before adding them to the list, we make an effort to evaluate how much value you can get for your money from your home co detector.
Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting home co detector for months and years to come.
Product availability: Products come and go, and new ones replace the old ones. Most likely, a few new features and required changes were made. What use is it to use a supposedly good product if the maker no longer supports it? We make an effort to highlight products that are current and offered by one or more trustworthy sellers, if not more.
Negative Reviews: Yes, we do take that into account as well! The goods with the majority of bad reviews are filtered out and disregarded when we choose the best-rated one on the market.
These are the standards by which we selected our home co detector. Do we end our process there? Hell no. The most crucial fact about us that you should be aware of is that we regularly update our website with current and pertinent information. We have one more layer of filtration since we place the greatest importance on reader satisfaction. Please let us know if any product included here is incorrect, irrelevant, subpar, or simply out of date. We always value your opinions, and we’ll work hard to make any necessary corrections to our list in response to them.
Why should you believe us?
There are now thousands of possibilities for these products on Amazon, but choosing the best one can be difficult and time-consuming. And what home co detector should you purchase in 2022?
This guide is the result of more than 10 years of experience in researching, testing and writing about many topics. Each member of our team is an authority in their area. We read every article we could find online and every consumer review on every retail website for seven hours. Additionally, we discovered a ton of websites that offered helpful resources, including buying tips and thorough information on home co detector.
