As a homeowner, ensuring the safety of your household should be paramount. One of the most important safety measures is installing the best smoke carbon monoxide detector. In 2024, it has never been easier to find advanced, reliable detectors that can alert you to both smoke and carbon monoxide, potentially saving you and your family from serious danger. With so many options available on Amazon, how do you choose the right one?
To help you navigate through the plethora of choices, we’ve compiled a list of the top 10 smoke carbon monoxide detectors available on Amazon. Each product is evaluated for its features, effectiveness, and customer satisfaction, making it easier for you to select the best smoke carbon monoxide detector for your needs.
- 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
- 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
- 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
- Please Note: SC07 is a basic standalone unit; it does not support wireless interconnection, does not have Wi-Fi, and cannot be used with a base station; for interconnection, search for SC07-W. For Wi-Fi functionality, look for SC07-WX or SC07-MR
- 2-in-1 Protection: 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
- 10-Year Battery: The fire and CO alarm is built with a sealed lithium battery that provides 10 years of continuous power, saving you from changing batteries and power outage
- Combination Alarm with CO Readings: When the alarm is triggered, the LCD will display the CO concentration and illuminate. In standby mode, the LCD turns off to ensure you are not disturbed
- Simple Installation: Requires no rewiring; easy to mount this smoke and carbon monoxide alarm on any wall or ceiling with the included mounting bracket, screws, and anchor plugs
- 【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, 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.
- 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 CO 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.
- This smoke and carbon monoxide alarm has long-lasting sensors and components that deliver a long life of up to 10 years; also includes a replaceable 3-year lithium battery
- Informative LCD shows real-time CO concentrations and battery power to monitor for CO leaks and battery level; to save power, it will activate only when the device is tested or the ppm has reached the alarm level for a certain period
- Featuring a light and thin design, this combination smoke and carbon monoxide detector has a 215–430 sq. ft (20–40 m²) detection range, fully protecting you and your family from dangerous smoke and carbon monoxide
- This smoke and carbon monoxide detector is built with both a cutting-edge photoelectric smoke sensor and electrochemical CO sensor to deliver high consistency and reliability for double detection and protection
- The loud alarm tone is over 85 dB at 10 ft (3 m) to alert anyone in a deep sleep; with included screws and anchor plugs, this battery-operated unit can be installed effortlessly without an electrician
- First Alert's Precision Detection advanced sensing technology complies with new industry standards to reduce cooking nuisance alarms and provides early warning in the event of a home fire emergency
- Provides reliable 2-in-1 protection against both smoke and carbon monoxide
- Battery-operated alarm allows for easy installation and maintenance
- Test/silence button for efficient testing to ensure alarm is working properly
- End-of-life warning lets you know when it’s time to replace the alarm
- Note: Compatible only with 2.4 GHz Wi-Fi (incompatible with 5.0 GHz); does not work with or connect to the base station; multiple devices connect to the X-Sense Home Security App individually and do not communicate with each other
- 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
- Fast Fire Dispatch Within Just 3 Seconds: By subscribing to the (optional) Protect+ Premium subscription plan 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
- Decade-Long Safety with Precision Detection: This 2-in-1 alarm combines photoelectric smoke and Figaro electrochemical CO sensors, giving you the utmost safety and peace of mind; powered by replaceable battery, not AC hardwired
- 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
- 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
- Note: Compatible only with 2.4 GHz Wi-Fi (incompatible with 5.0 GHz); connects to the X-Sense Home Security App via the included base station
- App Alerts: Get instant alerts on your phone whenever the device detects danger or its status changes; all devices still keep interconnected when added to app, so when one alarms, all will go off; share the alarm with up to 12 family members to keep them in the loop
- Talking Alarm Says the Location: Quickly identify any danger thanks to this talking alarm that tells you what's going on where: when smoke or CO is detected, you’ll hear a voice saying "Warning! Smoke detected in Living Room. Evacuate." or "Warning! Carbon monoxide detected in Living Room. Move to fresh air."
- 2-in-1 Protection: Enjoy total peace of mind with this dual-purpose alarm fitted with both smoke and carbon monoxide sensors; plus save time and space by only fitting a single unit
- Fast Fire Dispatch Within Just 3 Seconds: By subscribing to the (optional) Protect+ Premium subscription plan 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
Top 10 Best Smoke Carbon Monoxide Detectors on Amazon
1. Kidde Combination Smoke and Carbon Monoxide Detector
The Kidde Combination Smoke and Carbon Monoxide Detector is one of the most popular choices on Amazon, thanks to its efficient design and dual functionality. This unit features a clear digital display that shows CO levels in real-time, along with a loud alarm for both smoke and CO detection.
This detector includes a battery backup, ensuring that you are protected even during power outages. Additionally, its easy-to-install design makes it a favorite among DIY enthusiasts.
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2. Nest Protect Smoke and Carbon Monoxide Detector
The Nest Protect sets itself apart with its futuristic design and smart home integration. This smart smoke and CO detector can be connected to your smartphone, allowing you to receive alerts and notifications directly on your device.
The Nest Protect features a split-spectrum sensor that detects smoke from both fast-burning and slow-smoldering fires, providing a comprehensive safety solution. Its voice alarm clearly states the type of danger detected, enhancing user-friendliness.
- 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
3. First Alert Onelink Safe & Sound
The First Alert Onelink Safe & Sound is a unique device that combines a smoke and CO detector with a smart speaker. This innovative combination allows for voice alerts and music playback, making it not only functional but enjoyable.
This detector includes smart home compatibility and can be easily integrated with various home automation systems. The voice alerts give clear cues on the type of danger and its location, making it much easier to react quickly.
- About safe and sound: First Alert introduces Onelink Safe and Sound, an Alexa enabled, Apple HomeKit compatible hardwired photoelectric smoke and electrochemical carbon monoxide alarm, featuring a state of the art, Omni directional speaker backed by First Alert’s unparalleled reliability and equipped with the power of Alexa
- Easy mobile controls: Get remote notifications of an emergency in your home for 24/7 safety, plus track carbon monoxide levels, customize nightlights, and more, using First Alert's Onelink Home app
- No more confusing beeps: Track battery levels in the app and optimize safety by knowing when it’s time to replace them. AirPlay 2 enables a wireless multi room audio system, creating an easy way to stream music anywhere in the home to different iOS and other AirPlay 2 compatible devices
- Voice alerts: Voice and location technology tells you the type and location of the danger in your home
- Easy to install: Optimal ceiling placement enhances the speaker’s acoustic quality; Make installation fast and easy by using the included AC adapter plugs to replace your existing hardwire alarms without rewiring (AC power is required for Onelink Safe and Sound)
4. X-Sense Wireless Smoke Detector
The X-Sense Wireless Smoke Detector is a standout option for those looking for a reliable traditional-style smoke detector. It features a highly sensitive photoelectric sensor that responds quickly to smoke while minimizing false alarms.
The unit is wireless, making it easy to install and relocate as needed. Its long-lasting battery ensures you won’t have to frequently change batteries, providing peace of mind for extended periods.
- 10-Year Lifespan: This smoke detector offers 10 years of continuous protection in a compact design; the built-in 10-year lithium battery will not need to be replaced for the life of the alarm
- Wireless Connection: Up to 24 X-Sense Link+ wireless alarms, including smoke alarms, carbon monoxide alarms, and combination alarms, can be linked via RF technology, creating a wireless safety network that covers your whole house
- Flexible Network: The battery operated smoke detectors in this multi-pack have been pre-connected; to customize your network, simply add new devices to the existing network or disconnect the devices to form new networks
- Flame-Retardant Material: The housing of the wireless interconnected smoke detector is made of flame-retardant and high-temperature resistant ABS material, ensuring the durability and stable operation of the device
- 85 dB Alarm: When one fire alarm is triggered, all units will emit a loud 85 dB alarm, which can wake even the heaviest sleepers
5. First Alert BRK 3120B Combination Smoke and CO Detector
The First Alert BRK 3120B is an essential two-in-one unit that detects both smoke and carbon monoxide. This hardwired detector includes a battery backup and features a loud 85-decibel alarm to alert you to danger.
Its dual sensor technology improves detection capabilities, while the mute button allows for quick deactivation of false alarms. This model is often recommended for its reliability and effectiveness across various conditions.
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6. AmazonBasics Smoke and Carbon Monoxide Detector
The AmazonBasics Smoke and Carbon Monoxide Detector is an affordable option that does not compromise on quality. This dual sensor unit features a compact design that fits well in any home setting.
While it is budget-friendly, it still provides comprehensive coverage and a reliable alert system. This detector is easy to install and manage, ensuring you have essential protection without breaking the bank.
- 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
7. APOSEN Combination Smoke and Carbon Monoxide Detector
The APOSEN Combination Smoke and Carbon Monoxide Detector comes with a premium design and state-of-the-art features. It features both photoelectric and ionization sensors, which enhance its smoke detection capabilities, especially for smoldering fires.
This unit also includes a built-in battery backup, providing constant monitoring and alerting even during power outages. Its compact size allows for easy installation without taking up much wall or ceiling space.
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8. Kidde i9010 Sealed Lithium Battery Smoke Detector
The Kidde i9010 is an excellent choice for those seeking a reliable smoke detector with a sealed lithium battery that can last up to 10 years. This model ensures you won’t be bothered by constant battery changes.
Its photoelectric sensor minimizes false alarms, while the loud alarm alerts you to smoke. For its quality and long battery life, this model is perfect for anyone prioritizing hassle-free operation.
- Ionization sensor technology senses invisible fire particles
- Easy installation, no wiring needed: operates on a 10-year lithium battery, so it never needs replacing, plus detects during power failure
- Green LED indicates power to the smoke detector
- An 85-decibel alarm sounds & a red LED indicates the smoke detector is sensing smoke or fire
- Tamper-resistant technology deters removal of the unit or battery
9. PSW Smart Smoke and Carbon Monoxide Detector
The PSW Smart Smoke and Carbon Monoxide Detector is another excellent smart home option. It comes with a connected app that enables you to monitor your home safety remotely.
This unit also features a voice alarm that indicates the type of danger and its location in the house. With its sleek design and smart capabilities, this detector is perfect for tech-savvy homeowners.
- Note: Compatible only with 2.4 GHz Wi-Fi (incompatible with 5.0 GHz); connects to the X-Sense Home Security App via the included base station
- App Alerts: With the alarm setup in the app, you’ll get an instant alert when it is triggered, and the alarm and base station will both sound; you’ll also get handy alerts for low battery, faults, test results, and more
- All Alarms Sound As One: All Link+ Pro alarms connected to the base station will sound together if any one of them is triggered, ensuring everyone hears the alarm and can react quickly; the Link+ Pro series includes SC07-MR/XP0A-MR combination alarm, XS01-M/XS0B-MR smoke alarm, XC01-M carbon monoxide alarm, and XH02-M heat alarm
- App Test/Silence: Test or silence your alarms with just a tap in the app; no need to fetch a ladder to reach the test/silence button
- Easily Locate the Source Alarm: Name the alarm based where it’s located; when the alarms sound, tap the Locate button to silence the base station and other alarms, leaving only the triggered alarm active and displayed with room name
10. Smartwares 10-Year Battery Smoke Detector
The Smartwares 10-Year Battery Smoke Detector is another dependable choice with a long-lasting battery life. It features a simple design that meets essential safety standards.
This detector is highly regarded for its reliability and ease of use, providing crisp alarms and consistent performance. By investing in this model, homeowners can ensure long-term safety without constant maintenance.
- Please Note: SC01 is a basic standalone unit; it does not support wireless interconnection, does not have Wi-Fi, and cannot be used with a base station; for interconnection, search for SC01-W
- 10-Year Sealed Battery (Not AC Hardwired): 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
Buying Guide for Best Smoke Carbon Monoxide Detector
When searching for the best smoke carbon monoxide detector in 2024, there are several important factors to consider:
1. Type of Detector
There are primarily two types of detectors: ionization and photoelectric.
- Ionization Detectors are typically more responsive to flaming fires, while
- Photoelectric Detectors are better at detecting smoldering fires. Some detectors combine both types to maximize safety.
2. Power Source
Opt for a detector with a reliable power source. Battery-operated models are great for flexibility in placement, while hardwired models are more likely to offer uninterrupted power. Choose sealed battery backups for less maintenance.
3. Smart Features
Consider smart detectors that can integrate with your home automation systems. Features like smartphone notifications and real-time monitoring provide additional peace of mind.
4. Installation and Maintenance
Ensure that the detector you choose is easy to install and maintain. Some models come with user-friendly features that make installation straightforward, even for those without technical expertise.
5. Alarm Volume
Look for a model with an alarm that produces a loud sound, typically at least 85 decibels, to ensure you can hear it throughout your home, even in case of sleep.
6. Cost vs. Quality
While affordability is essential, don’t compromise on quality. Read customer reviews and check ratings to ensure that the product will meet your safety needs.
7. Reviews and Recommendations
Always check reviews on platforms like Amazon. Popular products often have a plethora of customer feedback, which can provide insight into the performance and reliability of the detector.
In conclusion, investing in the best smoke carbon monoxide detector is an essential step in ensuring the safety of your home and loved ones. By considering the features mentioned in this guide and reviewing the top models available, you’ll be better equipped to make an informed purchasing decision in 2024.
Remember to regularly test and maintain your detectors to ensure they function correctly when you need them most. Prioritize safety, and let your home be a sanctuary for you and your family.
Last update on 2025-07-01 / Affiliate links / Images from Amazon Product Advertising API | hishecozy.com is a participant in the Amazon Associate program and will earn from qualifying purchases.