Are you trying to find smoke carbon monoxide alarms 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 smoke carbon monoxide alarms 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 23 hours of research and did 36 smoke carbon monoxide alarms 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 smoke carbon monoxide alarms you can buy today
- The front cover design of the alarm may vary but product function remains the same.
- Complies with all current 10 year legislation in U. S. states/cities where required
- Features electrochemical Carbon Monoxide sensing technology and photoelectric smoke sensor optimized to detect larger smoke particles produced by smoldering fires; helps minimize the number of false alarms
- A loud 85 decibel alarm sounds when Carbon Monoxide, and Smoke levels begin to rise
- Features a sleek, low profile design to blend more fully into the wall and out of sight
- 10-year limited ; equipped with end-of-life signal chirp, so you know when it’s time to replace the unit for your safety (the date printed on the item is the manufacturing date, not the expiration date)
- 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)
- ⚠️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.
- 2-IN-1 ACCURATE, RELIABLE & HIGHLY SENSITIVE ALARM: Combination smoke detector and carbon monoxide detector can sensitively detect the threat of these two gases.
- SOUND AND LIGHT ALARM: When a dangerous level of carbon monoxide is detected, the red light will flashes and a loud alarm pattern will sound---Loud 85 decibel carbon monoxide alarm with red light flash to protect your family's life and property safety from co2 detector.
- APPLICATION CO DETECTOR PLACE: This carbon monoxide detector suitable for all place where it is possible to produce carbon monoxide, such as your home kitchen, bedroom, bathroom, hotel, or you are in the barbecue time, your parking garage.
- ENERGY SAVING: Operated by 3 AAA Batteries, You can hear the alarm when the power is low, don't worry about when to replace the battery.
- QUICK EASY INSTALLATION: Requires no rewiring, easy to mount on any wall or ceiling with the included mounting bracket, screws and anchor plugs.
- 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)
- 2-in-1 Detection - Smoke & carbon monoxide detector combo alerts you to both smoke & fire events as well as poisonous, CO gas in a single device
- Photoelectric sensor detects visible fire particles associated with slow, smoldering fires, while the electrochemical sensor detects carbon monoxide
- An 85-decibel alarm sounds & a red LED indicates the smoke detector is sensing smoke or fire
- Lithium battery operated: eliminates the need for battery replacement & provides reliable detection, even during power outages
- Test-Hush button makes it easy to test the smoke detector and silence false alarms that occur from cooking or shower steam
- The alarm will automatically activate when it is attached to the mounting bracket, there are no pull tabs, no switches, everything is automatic
- At the end of alarm life, the unit will chirp, indicating the alarm is in need of replacement
- 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 front cover design of the alarm may vary but product function remains the same
- This device is certified to work with Ring; Requires Ring Alarm Base Station to Work with Ring. Enjoy improved compatibility, easier setup and a seamless in-app experience.Temperature Range: 40°F (4°C) to 100°F (38°C). Humidity Range: 10% to 95% relative humidity (RH)
- Receive real-time notifications in the Ring App when smoke or carbon monoxide is detected. Do not insert the batteries into your First Alert alarm until prompted by the Ring app
- Certified to work with smart home systems such as Ring Alarm Base Station, Samsung SmartThings, and Nexia Home Intelligence when connected to a Z-Wave Plus gateway hub (sold separately; Not compatible with Wink or Onelink)
- Help keep your family safe with this battery-powered smoke detector and carbon monoxide alarm; includes 2 AA batteries
- The Z-Wave Plus with Smart Start feature allows a faster and more intuitive connection of device to hub and on-boarding via QR code scan located on device
- Photoelectric smoke sensor helps reduce false alarms caused by cooking or shower steam
- Includes an 85-decibel horn, single test/silence button, side access to a tamper-resistant battery door, and pins that lock the alarm to the mounting bracket
- 24/7 Self-testing components are always checking the device to ensure it's operating as expected (not a substitute for a manual push test)
- Easy installation mounting bracket included for quick installation in 4 orientations
- Photoelectric sensor detects visible fire particles associated with slow, smoldering fires, while the electrochemical sensor detects carbon monoxide
- 85-decibel alarm & LED warning indicators alert you to various status: green = normal operation, amber = operating error, and red = smoke, fire or carbon monoxide event
- Battery operated to provide reliable detection, even during power outages; two AA batteries included
- 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.
- 【Combination Photoelectric Smoke Alarm and Carbon Monoxide Detector】: Combines both photoelectric smoke and carbon monoxide detection in one device.
- 【Digital Display】: Shows the presence of smoke and carbon monoxide levels with an easy to read, digital display.
- 【Battery-Operated】: Powered by a battery rather than being connected to an electrical source. making it easy to install and maintain.
- 【Smoke Carbon Monoxide Alarm Detector】: This alarm detector can detect both smoke and carbon monoxide, providing early warning for potential dangers.
- 【After-Sales Guarantee】:If you have any questions or concerns, please feel free to contact us and we will give you satisfactory after-sales service within 24 hours.
- Item Package Dimension: 5.89L x 5.709W x 2.39H inches
- Item Package Weight - 0.61 Pounds
- Item Package Quantity - 1
- Product Type - GAS SMOKE FIRE ALARM
- 24/7 Self-testing components are always checking the device to ensure it's operating as expected (not a substitute for a manual push test)
- Easy installation mounting bracket included for quick installation in 4 orientations
- Photoelectric sensor detects visible fire particles associated with slow, smoldering fires, while the electrochemical sensor detects carbon monoxide
- 85-decibel alarm & LED warning indicators alert you to various status: green = normal operation, amber = operating error, and red = smoke, fire or carbon monoxide event
- Battery operated to provide reliable detection, even during power outages; two AA batteries included
- 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.
- 【Dual Sensor Keep Your Safety】: The combination smoke and CO detector detects both smoke and carbon monoxide faster and more accurately using a photoelectric smoke sensor and an electrochemical CO sensor， protecting your home from two potentially deadly threats.
- 【LCD Digital Displays】: The informative LCD will show you the battery level and real-time CO levels in PPM (parts per million). If there is fire and carbon monoxide with a concentration over 0.1% db/m, the blue light flashes rapidly. If CO is detected, the red light will flash. When under normal standby, the LCD will not display the CO concentration, and the green light will flash one time every 35 seconds. That means the carbon monoxide and smoke detector is working properly.
- 【Battery-Operated&Easy Installation】: This CO alarm is powered by 3x1.5V AA batteries (not included). Easy to mount this combo Smoke and Carbon Monoxide Detector with the included mounting bracket, screws, and anchor plugs.
- 【Test Mode Button and Loud Alarm】: It allows you to easily know the working status of the smoke detector and carbon monoxide detector. You can press the test button to inspect the alarm weekly. Alarm Volume: Loud>85dB at 3 meters. The loud 85-decibel alarm is designed to be heard easily. When encountering a non-emergency situation（false alarms occur), you can immediately press the test button and the LED light will flash 10 seconds, indicating that it has entered the silent mode.
- 【Safety Guarantee 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. If you have any questions about JuzhiAnn smoke and carbon monoxide detectors, please feel free to contact the JuzhiAnn team, we will provide you with a Lifetime free after-sales service.
- The front cover design of the alarm may vary but product function remains the same.
- Keep your family safe with this battery operated smoke and carbon monoxide alarm; Battery powered alarms provide continuous monitoring of CO levels, even if there's a power failure
- Features an electrochemical carbon monoxide sensing technology as well as a photoelectric sensor that detects the larger particles of a smoldering fire
- 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
- Battery operated unit installs quickly and easily without an electrician. Low battery signal mute, quiets low battery signal for up to 8 hours
- Simple to use, with a single test/silence button; EZ access battery drawer allows you to change battery without removing alarm from ceiling
- It can ship within the US except New York
- 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)
- Combination Smoke and Carbon Monoxide Alarm: One alarm to protect against 2 deadly threats, including smoke and carbon monoxide; accurately detects carbon monoxide from any potential source
- 10-Year Battery-Operated Smoke and CO Alarm: A sealed lithium battery enables the unit to keep you and your family safe and sound for up to a decade with no need to replace batteries frequently; a low battery warning lets you know the unit is coming to its end of life
- Faster Response to Dangers with Loud 85 dB Alarm: Upgraded photoelectric and electrochemical sensors significantly increase the sensitivity of the alarm for a faster response time while minimizing false alarms
- Simple Installation & Operation: This battery-operated unit can be installed quickly and effortlessly without an electrician; one-button operation allows you to test and silence the alarm with ease
- Premium Quality: Made from a premium PC material, ensuring exceptional quality and protection; approved by the ETL and meets the UL 217 and UL 2034 safety standards;comes with a 60-day money-back guarantee, a 5-year warranty, and lifetime customer support
- 【Dual Sensors Protection】Smoke and carbon monoxide detector adpots photoelectric sensor and electrochemical CO sensor design. 2-in-1 sensitive alarm on this smoke detector carbon monoxide detector combo, providing a safer area for anyone.
- 【Alarm and LED Indication】 Smoke and carbon monoxide detector has a real-time smoke and CO concentration on LCD display, once smoke or CO reaches its dangerous level, sensitive carbon monoxide alarm will give out both sound alert and red LED flash alarm, sound will be louder than 85 decibels.
- 【Low Battery Warning】 A smoke and carbon monoxide detector is powered by 3 batteries, smoke alarm will chirp once every 30s to remind user of replacing a new battery. Make sure that this carbon monoxide detector always keeps its working status in daily life,
- 【Easy to Install】The installation of fire alarm smoke detector is easy and wireless, it is easy to mount on any wall or ceiling, suitable for bedroom, kitchen, living room, basement, hotel, office, etc. Test button is for battery and alarm operation verification.
- 【Caution and Hints】 Smoke detector carbon monoxide detector combo adopts unique design. Do not use detergents or other solvents to clean the unit. Do not paint the unit. If you have any problems, please feel free to contact us.
- Smoke and Carbon Monoxide Detector Offering Excellent Security: Making a Loud Alarm (85 dB) When It Detects a Buildup of Smoke or Carbon Monoxide, and Instantly Alert Those In Danger.
- Built-in Electrochemical Sensor with High Accuracy and Infrared Photoelectric Sensor Helping to Reduce False Alarms.
- Carbon Monoxide Detector and Smoke Alarm Providing Whole-day Protection.
- Battery-powered Unit Can be Installed Quickly and Easily without an Electrician.
- We do a 5-year manufacturer's warranty and service until you are satisfied.
- Hardwired Alarm with CR123A Battery Backup: Equipped with photoelectric and electrochemical sensors that detect both smoke and carbon monoxide, providing enhanced protection against dual threats for your family
- Voice Alarm with Location: When there's danger, the alarm announces, "Warning! Smoke detected in Living Room. Evacuate." or "Warning! Carbon monoxide detected in Basement. Move to fresh air." Clearly tells the type and location of the danger, allowing for quick action
- Voice Reminder Function: This smoke and carbon monoxide alarm provides voice alerts for threats, missed alarms, low battery, or malfunctions, ensuring that you never miss important notifications
- 10-Year Product Life: Made from a heat and corrosion-resistant PC material, with a sensor life of 10 years, this hardwired combination alarm offers a decade-long lifespan
- Hear the Alarm No Matter Where You Are: Interconnects with all X-Sense hardwired alarms, including models XP04, XP06, and other XP02-AR devices, creating an interconnected home safety network; if one alarm sounds, they all activate
- 10-Year Sealed Battery: Contains a long-life lithium battery that powers the device for its entire 10-year life
- 2-in-1 Protection: This combination detector protects your family against two dangers-both smoke and carbon monoxide
- Simple Installation: Requires no rewiring; easy to mount this fire and CO alarm on any wall or ceiling with the included mounting bracket, screws and anchor plugs
- Loud 85 dB Alarm: Upgraded photoelectric and electrochemical sensors significantly increase the sensitivity of the alarm for a faster response time while minimizing false alarms
- Premium Material: Made from an upgraded PC material that is heat-resistant, high-temperature resistant, and corrosion-resistant
- Voltage: 3.6, Amperage: 1.65mAh, Chemistry: Li-SOCl2
- Diameter: 14.55mm
- 2/3AA
- Cost-Free Real-Time Notifications: Keep an eye on your home from anywhere and get immediate push notifications through the X-Sense Home Security app for alarms, low battery, faults, and more
- Decade-Long Safety with Precision Detection: This 2-in-1 alarm combines photoelectric smoke and Figaro electrochemical CO sensors, ensuring fast and accurate detection and a 10-year lifespan, giving you the utmost safety and peace of mind
- Device Sharing: With the X-Sense Home Security app, you can effortlessly share your devices with 12 family and friends, enabling them to monitor your home safety and receive crucial alerts
- Direct 2.4 GHz Wi-Fi Connection: The battery-powered smoke and carbon monoxide alarm connects directly to the X-Sense Home Security app via the 2.4 GHz Wi-Fi network, no base station required
- Fast Fire Dispatch Within Just 3 Seconds: As a subscriber to the Protect+ Premium which provides 24/7 professional monitoring service, when an alarm is triggered, you will receive a message from the monitoring center within 3 seconds to verify the emergency. After the emergency is verified, a fire truck will be dispatched immediately
- Smoke detector and carbon monoxide detector that speaks up in a friendly voice to give you an early warning when there's smoke or CO in your home
- Split Spectrum Sensor looks for both fast burning and smoldering, and tells you where the danger is
- Get phone alerts so you know something's wrong even when you're away from home[1]
- CO detector looks out for carbon monoxide and tells you where it's located
- With App Silence you can silence the smoke alarm with your phone in the Nest app when there's only a little smoke
- No chirps to tell you the battery is low; Nest Protect tests its own batteries and gives you a Nightly Promise when you turn off the lights so you know everything is working
- A Light in the Dark: Usually Nest Protect has its light turned off but when you walk underneath it Pathlight can light your way.
- The Nest smoke and carbon monoxide alarm has sensors with a 10-year lifespan to help keep your family safe for up to a decade
- With Safety Check you can test all your smoke and CO alarms with just a tap and get a full report once the test is done
- Know from anywhere. Connect Nest Protect to Wi-Fi and it will send an alert to your phone if the alarm goes off or the batteries run low.
- Tells you what and where. It speaks up to tell you if there’s smoke or CO and where the problem is, so you know what to do. Connectivity: Bluetooth 4.0 LE, Wi-Fi 4 (802.11n)
- App Silence. Nest Protect is the first alarm you can hush from your phone. Simply walk to the Nest Protect that noticed the problem and open the Nest app.
- Split-Spectrum Sensor. In an emergency, seconds count. Nest Protect uses two wavelengths of light to look for both fast and slow burning fires.
- Heads-Up. Get a friendly voice alert so you can handle burning toast before it becomes a burning toaster.
- 10-year carbon monoxide sensor. Carbon monoxide is odorless, invisible and deadly. When there’s CO, Nest Protect tells you where it’s hiding.
How to choose a good smoke carbon monoxide alarms
Does the idea of finding a fantastic smoke carbon monoxide alarms 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 smoke carbon monoxide alarms. 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 smoke carbon monoxide alarms 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 smoke carbon monoxide alarms 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 smoke carbon monoxide alarms 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 smoke carbon monoxide alarms 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 smoke carbon monoxide alarms 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 smoke carbon monoxide alarms, 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 smoke carbon monoxide alarms.
Durability: Durability and reliability are closely related concepts. You will benefit from a strong and long-lasting smoke carbon monoxide alarms 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 smoke carbon monoxide alarms. 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 smoke carbon monoxide alarms 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 smoke carbon monoxide alarms.
