10 Best Smoke CO Detectors for 2024: Top Picks for Safety and Reliability

When it comes to ensuring the safety of your home, investing in the best smoke and CO detector is crucial. In 2024, technology has advanced, providing consumers with a wide array of options that not only meet safety standards but also integrate seamlessly into modern homes. To help you make an informed decision, we have compiled a list of the top 10 smoke and carbon monoxide detectors available on Amazon. These products stand out for their features, reliability, and customer satisfaction, ensuring you get the best smoke and CO detector that fits your needs.

# Preview Product Rating Price
1 Kidde Smoke Detector & Carbon Monoxide Detector Combo with 10-Year Battery,‎White Kidde Smoke Detector & Carbon Monoxide Detector Combo with 10-Year Battery,‎White No ratings yet $39.99
2 AEGISLINK Interlinked Smoke Carbon Monoxide Detector Combo, Smoke and CO Detector Battery Powered, Wireless Interconnected Smoke and CO Alarm, Digital Display AEGISLINK Interlinked Smoke Carbon Monoxide Detector Combo, Smoke and CO Detector Battery Powered,... No ratings yet $169.99
3 2 in 1 CO & Smoke Detectors, Carbon Monoxide Detector,with 9V Battery,Digital Display, Smoke Detector Carbon Monoxide Detector Combo,Alarm for Home or Office,Easy to Install 2 in 1 CO & Smoke Detectors, Carbon Monoxide Detector,with 9V Battery,Digital Display, Smoke... No ratings yet $19.39
4 X-Sense 10-Year Battery Combination Smoke Carbon Monoxide Alarm Detector with Large LCD Display (Standalone Model) X-Sense 10-Year Battery Combination Smoke Carbon Monoxide Alarm Detector with Large LCD Display... No ratings yet $39.99
5 X-Sense AC Hardwired Combination Smoke and Carbon Monoxide Detector, Hardwired Interconnected Smoke and CO Detector Alarm with Replaceable Battery Backup, XP06, 3-Pack X-Sense AC Hardwired Combination Smoke and Carbon Monoxide Detector, Hardwired Interconnected Smoke... No ratings yet $125.99
6 Smoke Detector Carbon Monoxide Detector Combo 10 Year Battery, HATHEPHS Ultra-Thin Smoke & CO Alarm with Large Test/Silence Button, Easy Installation Smoke Detector Carbon Monoxide Detector Combo 10 Year Battery, HATHEPHS Ultra-Thin Smoke & CO Alarm... No ratings yet $29.99
7 X-Sense 2-in-1 Smoke and Carbon Monoxide Detector Alarm (Not Hardwired), 10-Year Battery-Operated Dual Sensor Fire & CO Alarm, SC06, 1-Pack X-Sense 2-in-1 Smoke and Carbon Monoxide Detector Alarm (Not Hardwired), 10-Year Battery-Operated... No ratings yet $37.99
8 Linsoal Interlinked Smoke Carbon Monoxide Detector Combo, Smoke and CO Detector, 10-Year Battery Powered, Wireless Interconnected Smoke and CO Alarm, Digital Display Linsoal Interlinked Smoke Carbon Monoxide Detector Combo, Smoke and CO Detector, 10-Year Battery... No ratings yet $79.99
9 Kidde Smoke & Carbon Monoxide Detector, AA Battery Powered, LED Warning Light Indicators, 1 Pack Kidde Smoke & Carbon Monoxide Detector, AA Battery Powered, LED Warning Light Indicators, 1 Pack No ratings yet $33.50
10 X-Sense Hardwired Combination Smoke and Carbon Monoxide Detector, Hardwired Interconnected Smoke and CO Detector Alarm with Replaceable Battery Backup, XP04, 1-Pack X-Sense Hardwired Combination Smoke and Carbon Monoxide Detector, Hardwired Interconnected Smoke and... No ratings yet $42.99

Top 10 Smoke and CO Detectors of 2024

1. First Alert BRK 3120B Smoke and Carbon Monoxide Detector

The First Alert BRK 3120B is a trusted name in smoke and carbon monoxide detection. This unit features both photoelectric and ionization sensors, providing early detection of fires and carbon monoxide threats. The battery-operated design ensures it will work even during power outages, and the unit is easy to install on walls or ceilings. It also includes a voice alert feature that tells you whether the threat is fire or carbon monoxide.

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The First Alert 3120B is a great option for monitoring larger homes as it can interconnect with other units, alerting you in case of emergencies. Its testing and silence features help you manage annoying false alarms easily.

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2. Kidde KN-COSM-BA Smoke and Carbon Monoxide Detector

The Kidde KN-COSM-BA is an excellent choice for those looking for a combination smoke and CO detector. It utilizes an electrochemical sensor for carbon monoxide detection and a photoelectric sensor for smoke detection. This dual technology ensures reliable detection of multiple hazards. The detector features a voice alarm that clearly indicates whether it’s detecting smoke or carbon monoxide, and it includes a test feature to ensure function.

With a compact design and a battery backup, this unit is easy to install and maintain. The Kidde KN-COSM-BA also has an LED display that can show the CO levels, giving you extra peace of mind.

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3. Nest Protect Smoke and Carbon Monoxide Detector

Nest Protect is a smart smoke and carbon monoxide detector that integrates seamlessly with your smart home. It features a Split-Spectrum Sensor that detects smoke from fast-burning and smoldering fires. The device sends alerts to your smartphone, allowing you to monitor your home even when you’re away. Its voice alerts provide specific details about detected threats, and you can silence false alarms with your phone.

Additionally, the Nest Protect has a long-lasting battery and a self-test function that checks your sensors and batteries. Its modern design makes it a great fit for contemporary homes.

OFF -$19.01Bestseller No. 1
Google Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Battery Operated , White - S3000BWES
Google Nest Protect - Smoke Alarm - Smoke Detector and Carbon Monoxide Detector - Battery Operated , White - S3000BWES
  • 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

4. First Alert Onelink Safe & Sound Smart Smoke and CO Detector

The First Alert Onelink Safe & Sound is not just a detector but also a smart speaker with Alexa integration. It uses a smart notification system that alerts you to smoke and CO levels on your smartphone. The combination of advanced photoelectric tech and voice alerts ensures you are always aware of potential dangers in your home.

With its innovative design and premium sound quality, the Onelink Safe & Sound is perfect for home enthusiasts who want a multi-functional device. The installation is quick, and it can also interconnect with other First Alert detectors.

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5. X-Sense SC01 Smoke and Carbon Monoxide Detector

The X-Sense SC01 is an affordable option that does not compromise on features. This smoke and carbon monoxide detector uses advanced electrochemical sensors to provide reliable readings and alerts. It has a built-in 10-year battery that eliminates the need for frequent battery changes.

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The SC01 features a loud alarm and a bright LED indicator that alerts you to danger. It is easy to install and maintain, making it a great choice for families on a budget. Its affordability does not detract from its reliability, ensuring safety in your home.

Bestseller No. 1
X-Sense Smoke Detector Carbon Monoxide Detector Combo, 10-Year Battery Smoke Detector with Display, Standalone Model SC01, Single Pack
X-Sense Smoke Detector Carbon Monoxide Detector Combo, 10-Year Battery Smoke Detector with Display, Standalone Model SC01, Single Pack
  • 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

6. Ei Electronics Ei228i Smoke and CO Detector

The Ei Electronics Ei228i is designed for clarity and ease of use, making it an excellent device for elderly family members. This model consists of a photoelectric smoke sensor and an electrochemical CO sensor. It has a loud alarm and the option to interlink with other units to provide full coverage throughout your space.

Its low-profile design allows it to blend in with standard decor, and the LED display indicates its operational status. It also features a built-in test button to ensure reliability over time.

OFF -$10.00Bestseller No. 1
Linsoal 3 Pack Combination Photoelectric Smoke Alarm and Carbon Monoxide Detector Battery Operated with Digital Display (White)
Linsoal 3 Pack Combination Photoelectric Smoke Alarm and Carbon Monoxide Detector Battery Operated with Digital Display (White)
  • 2-in-1 Accurate, Reliable & Highly Sensitive Alarm: Equipped with both photoelectric smoke sensor and electrochemical CO sensor that work independently of each other; every second counts; detects both fast and slow-burning firesand instantly notifies you when dangerous smoke or Co concentration is detected while minimizing false alarms; provides the ultimate protection from 2 deadly threats,all contained in 1 unit.
  • LCD Display: Cleary indicates real-time carbon monoxide (CO) concentration in the surrounding air, as well as the remaining battery life and working status of the alarm.
  • Test and Silence Button: Tests the unit for proper operation and resets the smoke and carbon monoxide alarm,Alarm Volume:Loud>100dB(A)at 1 meters. Loud 100-decibel alarm is desiqned to be heard easily. Please kindly press if false alarm.
  • Easy Install and Use: The alarm can easily install with mounting bracket No hardwired anymore. Very convenient to install at home or bedroom - wall mount, screws included.
  • Low battery signal alarm: Low battery signal alarm and "end of life warning ensures the detectors can work normal Environment friendly,without smell,radiation or harm.

7. Kidde i9010 Basic Smoke Alarm

The Kidde i9010 is a simple yet effective smoke alarm that uses an ionization sensor. This model offers a sleek design that appeals to minimalists. With its battery backup and testing features, this model excels at providing basic smoke detection without the fluff.

The i9010 is an excellent choice for individuals looking for simple setups. It’s also economical without sacrificing quality and effectiveness in smoke detection.

OFF -$10.63Bestseller No. 1
Kidde Smoke Detector, 10-Year Battery, Photoelectric Sensor Smoke Alarm
Kidde Smoke Detector, 10-Year Battery, Photoelectric Sensor Smoke Alarm
  • Photoelectric sensor technology senses visible fire particles, associated with smoldering fires
  • Operates on a 10-year lithium battery, eliminating the need for battery replacement, while providing reliable detection during a power failure
  • End of life chirp notifies you when the alarm needs to be replaced
  • Test-Hush button makes it easy to test the smoke detector and silence false alarms that occur from cooking or shower steam
  • 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.

8. Amazon Basics 10-Year Smoke and Carbon Monoxide Detector

The Amazon Basics Smoke and Carbon Monoxide Detector is ideal for no-frills functionality. Featuring a 10-year battery, this detector can help you avoid constant battery replacements. It uses both photoelectric and ionization sensors for effective smoke detection, while the CO detection meets stringent safety standards.

For those looking for a reliable and affordable solution, this product checks all the boxes — it’s easy to install, has an intuitive alarm system, and offers the advantage of long-term usage without maintenance.

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9. SITERWELL CO Detector and Smoke Alarm

The SITERWELL CO Detector and Smoke Alarm is a versatile device that caters to different types of smoke and carbon monoxide threats. It features both a photoelectric smoke detection system and advanced CO sensors to provide optimal safety coverage.

This model comes with a built-in 10-year lithium battery, eliminating the need for service maintenance. With its lightweight design and easy-to-install features, it’s suitable for any home environment.

Bestseller No. 1
SITERWELL Smoke and Carbon Monoxide Detector, Smoke Alarm and Carbon Monoxide Detector with Voice Speaker, LED Light, Auto-Check, Smoke Detector Conforms to UL 217 & UL 2034 Standards, 1 Pack
SITERWELL Smoke and Carbon Monoxide Detector, Smoke Alarm and Carbon Monoxide Detector with Voice Speaker, LED Light, Auto-Check, Smoke Detector Conforms to UL 217 & UL 2034 Standards, 1 Pack
  • 【Dual Functionality】 The GS886 combines smoke and carbon monoxide detection capabilities, providing comprehensive home safety protection against these two common hazards. With one device offering dual functionality, it enhances home safety while reducing the need to install multiple alarms.
  • 【Accurate Alarming】The GS886 smoke and carbon monoxide detector uses photoelectric smoke sensing technology and has undergone rigorous testing and certification to meet UL 217 and UL 2034 standards, ensuring high accuracy and reliability. It promptly issues warnings, protecting you from the threats of fire and carbon monoxide.
  • 【Do Not Disturb Mode】When the GS886 smoke alarm and carbon monoxide detector detects low battery or a fault, simply pressing the button will put the alarm into Do Not Disturb mode for approximately 10 hours, preventing nighttime alarms and frequent flashing, ensuring your sleep is not disturbed.
  • 【Self-Check Function】The GS886 smoke detector carbon monoxide detector combo automatically checks every 80 seconds to ensure all sensors, alarms, and battery functions are operating correctly, preventing issues from being overlooked or forgotten. If a problem is detected, the alarm will alert you to perform maintenance or replace the device, ensuring it remains in optimal working condition.
  • 【Unique Voice Speaker】Unique smoke detector and CO detector alarms distinguish between smoke alarms and CO warnings. Co alarm: "Warning, carbon monoxide, evacuate! Smoke alarm: "Fire!" . Verbal warning system reduces confusion and helps people maintain order.

10. AMOCAM Smoke Detector

The AMOCAM Smoke Detector is designed for those who desire a budget-friendly detector that delivers. It uses a photoelectric sensor, which is less prone to false alarms from cooking smoke and is user-friendly. This model has a compact design and can function in both residential and commercial settings.

This smoke detector is intuitive and straightforward, making it an excellent entry-level option without sacrificing safety features, perfect for apartments or smaller homes.

Bestseller No. 1
LSHOME 4 Pack Smoke Detector Fire Alarms 9V Battery Operated Photoelectric Sensor Smoke Alarms Easy to Install with Light Sound Warning, Test Button,9V Battery Included Fire Safety For home (GS526A-4)
LSHOME 4 Pack Smoke Detector Fire Alarms 9V Battery Operated Photoelectric Sensor Smoke Alarms Easy to Install with Light Sound Warning, Test Button,9V Battery Included Fire Safety For home (GS526A-4)
  • Test Button: Test smoke alarm every week by pressing the test button in the middle of the cover for 5 seconds. Please change batteries when smoke detector inform low battery, smoke alarm “chirp” every 32 seconds and the red LED flashes at the same time
  • Easy Installation: Can be installed in several minutes. Coming with screws and bracket. Safety clip feature,not allow mounting of smoke alarm without battery installed
  • Photoelectric Technology: Our photoelectric smoke alarm with Photoelectric technology which is optimized to detect slow smoldering fires which generate light smoke, little heat and may smolder for hours before bursting into flames.
  • Sound & LED Warning: When the fire alarm detects smoke or detect combustion particles in the air it will sound their alarms(Alarm volume: > 85dB(A) @ 3 meters) and the red LED will flash rapidly. The LED light and alarm will continue until the air is cleared or the test button is released.
  • Suitable for Multiple Places: This smoke detector does not contain any radioactive material. It should be installed in every room (except the bathroom and kitchen), making sure the people in your home will be able to hear and respond to the alarm sound.

Buying Guide for the Best Smoke and CO Detectors

When selecting the best smoke and carbon monoxide detector for your home, there are several factors to consider:

1. Technology Type

Smoke detectors may use either ionization or photoelectric technology. Ionization detectors are better at detecting fast-burning fires, while photoelectric detectors excel at detecting smoldering fires. Some models combine both technologies for enhanced safety.

2. CO Detection

Ensure the device has reliable carbon monoxide detection capabilities with a proven sensor rating. Look for devices that can notify you specifically about carbon monoxide levels and integrate audible alarms.

3. Battery Life and Type

Opt for detectors with long-lasting batteries, preferably models that offer a 10-year battery life. This reduces the need for regular maintenance and battery replacements.

4. Smart Technology

If you’re technology-savvy, consider smart detectors that can connect to your home Wi-Fi and send alerts directly to your mobile phone. These models enable real-time monitoring and improved management of alarms and notifications.

5. Alerts and Notifications

Select products that provide clear alerts and notifications, including voice alarms in addition to audible alarms. Devices that speak the nature of the hazard (smoke or CO) can help in emergency situations.

6. Interconnectivity

For larger homes, consider detectors that can interconnect with other units. This feature allows one alarm to sound if another detects danger, ensuring everyone in your home can respond promptly.

7. Design and Installation

Look for designs that are user-friendly and suit your home’s aesthetic. Installation should be straightforward, whether you are mounting them on walls or ceilings. Devices with small footprints can be advantageous in tight spaces.

8. Price and Warranty

Consider your budget, but also think about the importance of quality and reliability. Investing in a dependable smoke and CO detector can make all the difference in safeguarding your home. Look for products with good warranties.

In conclusion, ensuring your home has the best smoke and CO detector available is a must in 2024. With the wide selection of products listed in our article, you’ll be able to find the ideal model that meets your needs, lifestyle, and budget. Having a reliable smoke and CO detector is not just a convenience; it’s an essential component of home safety.

Last update on 2024-09-20 / Affiliate links / Images from Amazon Product Advertising API | votechriscarrillo.com is a participant in the Amazon Associate program and will earn from qualifying purchases.

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