Best Hardwired Smoke And Carbon Monoxide Detector (2025 Update)

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If you're looking for a reliable way to ensure your family's safety at home, a hardwired smoke and carbon monoxide detector is a must-have. These detectors are wired directly into the home's electrical system, providing continuous and reliable protection against fire and carbon monoxide poisoning.

Before buying a hardwired smoke and carbon monoxide detector, there are several factors to consider. Firstly, it's important to check the compatibility of the detector with the wiring in your home. You should also consider the level of sensitivity and reliability of the detector, as well as any additional features such as voice alerts or wireless connectivity with other home devices. When it comes to protecting your family, it's always better to invest in a quality product that you can trust.

If you're still unsure whether a hardwired smoke and carbon monoxide detector is the right choice for your home, consider asking yourself some important questions. How old is your home and what type of wiring does it have? Do you have any elderly or young family members who may be more vulnerable to the effects of carbon monoxide poisoning? Are you looking for a product that will provide reliable protection and peace of mind for years to come? By carefully considering your needs and priorities, you can make an informed decision about investing in the best hardwired smoke and carbon monoxide detector for your home.

10 Best Hardwired Smoke And Carbon Monoxide Detector

# Product Image Product Name Product Notes Check Price
1
Ideal for providing reliable fire protection with battery backup, easy testing and silence features, and convenient front-load battery door.
2
The product is ideal for detecting smoke and carbon monoxide with a built-in battery and silence function.
3
Ideal for homes and businesses seeking reliable and interconnected protection against smoke and carbon monoxide hazards.
4
The product is ideal for detecting smoke and carbon monoxide, with a long-lasting battery and easy-to-read display.
5
The product is ideal for detecting both smoke and carbon monoxide in homes with a hardwired installation and backup battery.
6
This product is ideal for detecting both smoke and carbon monoxide in homes or other buildings.
7
This product is ideal for detecting smoke and carbon monoxide in homes or buildings with a hardwired system.
8
Ideal for households wanting a long-lasting, dual sensor smoke and carbon monoxide alarm with a replaceable battery and silence function.
9
The product is ideal for providing reliable early warning for smoke and carbon monoxide detection in a hardwired system.
10
The product is ideal for providing long-lasting smoke and carbon monoxide detection in compliance with safety standards.
Ideal for providing reliable fire protection with battery backup, easy testing and silence features, and convenient front-load battery door.
The product is ideal for detecting smoke and carbon monoxide with a built-in battery and silence function.
Ideal for homes and businesses seeking reliable and interconnected protection against smoke and carbon monoxide hazards.
The product is ideal for detecting smoke and carbon monoxide, with a long-lasting battery and easy-to-read display.
The product is ideal for detecting both smoke and carbon monoxide in homes with a hardwired installation and backup battery.
This product is ideal for detecting both smoke and carbon monoxide in homes or other buildings.
This product is ideal for detecting smoke and carbon monoxide in homes or buildings with a hardwired system.
Ideal for households wanting a long-lasting, dual sensor smoke and carbon monoxide alarm with a replaceable battery and silence function.
The product is ideal for providing reliable early warning for smoke and carbon monoxide detection in a hardwired system.
The product is ideal for providing long-lasting smoke and carbon monoxide detection in compliance with safety standards.

1. Kidde 6-Pack Front-Load Smoke Alarms

The Kidde Smoke Detector is a reliable and essential device for any home. With its front-load battery door, battery replacements are quick and hassle-free. Even during power outages, this smoke alarm with battery backup operates on a 120V power source and includes a 9V battery.

Featuring ionization sensing technology, this hardwired smoke detector can detect invisible fire particles, providing advanced warning of potential fires. When the alarm is triggered, an 85 decibel alarm alerts the entire household, providing enough time to evacuate the premises safely.

The Test/Hush Button is conveniently located on the device's face, allowing homeowners to test or hush false alarms quickly and easily. The Kidde Smoke Detector also includes a multi-pack, making it simple to install one fire detector on each level of the home and in each bedroom, ensuring whole-building detection.

UL Certified and backed by a 10-year limited warranty, homeowners can rest assured that they are investing in a high-quality product that will provide reliable protection for years to come. The package contains six Kidde smoke detectors, making it an excellent value for homeowners looking to safeguard their homes and their loved ones.

2. Ecoey Dual Sensor Smoke & Co Alarm (4-Pack)

This smoke and carbon monoxide detector boasts a 10-year lifespan with a built-in 3V lithium battery, saving you time and reducing environmental impact. The low battery warning will alert you when it's time to replace the detector.

Equipped with both photoelectric smoke and electrochemical CO sensors, this 2-in-1 device works independently to detect fast and slow-burning fires while minimizing false alarms. It prioritizes smoke detection over CO detection, providing ultimate protection for you and your family.

Testing and silencing the device is simple with the test/silence button, which mutes the alarm for 10 minutes. With a fire alarm tone over 85 dB at 3 meters, the sound will be audible throughout your entire home.

This high-tech device features a built-in intelligent chipset and LED light that is green in normal mode and red during emergencies. It ensures round-the-clock monitoring of your home's safety.

Installation is a breeze with the included screws and bracket. This smoke alarm can be mounted on the ceiling or wall of any room, including bedrooms and kitchens, to provide maximum safety for your family.

3. Smoke & Co Detector Combo – Xp01-W (6-Pack)

The X-Sense Linkable Smoke and Carbon Monoxide Detector is the ultimate solution for your home protection needs. With its entire house notification feature, you can rest assured that in the event of an emergency, all interlinked alarms will go off, alerting you to danger no matter where you are in your home. This wide coverage ensures complete protection for your entire house.

This 2-in-1 detector is equipped with a photoelectric smoke sensor and an electrochemical CO sensor, providing comprehensive protection against two potentially deadly threats. Its advanced sensors are designed to detect smoke and CO emissions with high accuracy, triggering an alarm when danger is detected.

This detector is easy to install and can interlink with up to 24 other X-Sense Link+ smoke, CO, or combination alarms in a network. This feature ensures that your entire home is fully protected, and any potential danger is detected and alerted to immediately.

The X-Sense Linkable Smoke and Carbon Monoxide Detector comes equipped with a built-in 10-year lithium battery that provides uninterrupted 24/7 monitoring, freeing you from the hassle of frequent battery replacements.

With the purchase of this detector, you can enjoy worry-free after-sales services. The manufacturer offers a 60-day money-back guarantee, a 5-year warranty, and lifetime customer support. If you encounter any problems with your detector, feel free to contact the manufacturer for assistance.

4. 10-Year Combo Detector Set With Lcd Display

The X-Sense 2-in-1 Smoke and Carbon Monoxide Detector offers reliable and accurate protection against both smoke and carbon monoxide. Using a combination of a photoelectric smoke sensor and an electrochemical CO sensor, this detector can quickly detect the presence of these dangerous elements in your home.

The fire and CO alarm is designed with a 10-year sealed lithium battery that provides continuous power, eliminating the need for frequent battery replacements and protecting against power outages. The informative LCD screen displays the battery level and real-time CO levels in PPM (parts per million) for added convenience and peace of mind.

Installation is easy and hassle-free with the included mounting bracket, screws, and anchor plugs. This detector can be mounted on any wall or ceiling without requiring rewiring or the assistance of an electrician.

X-Sense's smoke carbon monoxide alarm combo has undergone rigorous testing to meet UL 217 and UL 2034 safety standards, ensuring optimal quality and safety for your home. Additionally, X-Sense offers lifetime customer support for added reassurance and assistance.

5. Ultimate Smoke & Co Detector Combo

This hardwired smoke and carbon monoxide alarm is an essential safety tool for any household. With a 10-year battery backup, it provides constant monitoring for the life of the alarm, even if there's a power failure. The alarm's electrochemical Carbon Monoxide sensing technology and intelligent smoke sensing technology work together to reduce nuisance alarms, ensuring that you're only alerted when there's a real emergency.

Installing this smoke alarm is easy thanks to the keyhole slots in the mounting bracket. There's no need to remove the electrical box screws for installation, so you can quickly and easily mount the alarm in the desired location. The alarm's ionization sensor is specifically designed to detect smoke from fast-flaming fires, providing reliable detection and alerting you with an 85-decibel alarm.

6. Safetymate™: Smoke & Co Detector Combo (5-Pack)

The SITERWELL smoke and carbon monoxide detector is a reliable and high-quality device that provides excellent protection for your home. With the option to connect up to 12 units either wirelessly or hardwired, this detector ensures everyone in your household is alerted in case of an emergency.

The detector is equipped with a hardwired connection as well as a 2 AA battery backup, so even when the power goes out, you can still feel safe and secure. This combination of smoke and carbon monoxide detectors can be connected for use, providing 2 in 1 protection for your home.

To ensure you are alerted in case of an emergency, this device has a unique voice alarm that provides an audible warning in excess of 85 decibels. The dual sensors detect smoke and carbon monoxide hazards in a single unit, allowing for a more organized response. The voice alert also lets you quickly understand whether smoke or carbon monoxide is present, ensuring you can take the appropriate action.

This smoke and carbon monoxide detector is also equipped with a self-check function that replaces manual testing. If a detector fails to work, it will notify you as soon as possible to ensure you are effectively protected. This feature provides peace of mind and ensures your device is always functioning properly.

The combination detector has a 10-year sensor life and a reliable, high-performance chip to provide you with powerful protection. The products meet UL 217 and UL 2034 standards, ensuring the highest level of safety and reliability.

7. Onelink By First Alert Smoke Detector And Carbon Monoxide Detector | Hardwired | First Alert

The 2-in-1 smart smoke and carbon monoxide alarm from Onelink provides a comprehensive solution for home safety. It boasts a photoelectric smoke sensor and electrochemical carbon monoxide sensor, making it capable of detecting both types of danger in your home.

This alarm is equipped with mobile and voice alerts, ensuring you receive emergency notifications and information about the type and location of danger. Additionally, the Onelink alarm is designed to interconnect with existing traditional hardwired alarms and other Onelink devices (sold separately) to create a smart home safety network. In case of an emergency, if one alarm goes off, they all sound. This device also works with Amazon Alexa, enabling you to check the status of your Onelink alarm through voice commands (Alexa device sold separately).

For added protection, the Onelink alarm is hardwired and includes a 10-year sealed battery backup. This feature ensures that the alarm continues to function even during power outages. For maximum protection, it is recommended that hardwired alarms be installed on every level of the home and inside each sleeping area.

The Onelink alarm is compatible with Apple HomeKit and can be used on both Apple and Android devices. Unlike other smart combo alarms, the Onelink alarm can connect with any other hardwired alarms in your home, including First Alert and non-First Alert brands. This feature enables the Onelink alarm to send a mobile notification for any detected emergency, keeping your entire home safe and connected.

8. Jemay Dual Sensor Smoke Co Alarm Pack

Introducing the Smoke and Carbon Monoxide Detector, designed to provide reliable and accurate detection of two deadly threats in one unit. Equipped with a built-in 3V lithium battery, this detector can function for 10 years without requiring a battery replacement, making it an energy-saving and eco-friendly choice. The detector also features a low battery warning that reminds you when it's time to replace the detector.

This 2-in-1 detector is equipped with photoelectric smoke and electrochemical CO sensors that work independently to detect both fast and slow-burning fires. This ensures that every second counts and you are immediately notified when it detects dangerous smoke or CO concentration, while minimizing false alarms. This provides you with the ultimate protection from two deadly threats in one unit.

The Test/Silence button allows you to easily test the alarm monthly to ensure proper operation and silence the alarm when false alarms occur. The malfunction and low battery warnings make it easy to know the working status of the alarm. The alarm volume is loud, exceeding 85dB(A) at 3 meters, designed to be heard easily, even those in sleep.

This Smoke and Carbon Monoxide Detector is a high-tech product that features a built-in intelligent chipset. The big LED circle turns red during an emergency and green when everything is good, ensuring that you can detect the safety of your house at any time for your peace of mind and absolute confidence in our product.

Installing the alarm is simple, thanks to the mounting bracket and screws included. There's no need for hardwiring, making it very convenient to install at home or in the bedroom.

9. Alert Bundle: 7 Life-Saving Detectors!

The hardwired smoke and carbon monoxide alarm from BRK Electronics is an essential safety device for every home. With its advanced ionization sensor, it can reliably detect smoke from fast-flaming fires and emit an 85 decibel alarm to alert you of potential danger.

To ensure complete protection, it is recommended to place one alarm on each level of your home and in each bedroom. This way, you can rest assured that your family is safe and secure from any possible threat.

The device is also equipped with electrochemical carbon monoxide sensing technology, which can detect even the slightest presence of this odorless gas, known as a silent killer. The battery backup feature ensures uninterrupted monitoring, even if there's a power failure.

One of the most notable features of this smoke and carbon monoxide alarm is its ability to connect to other compatible BRK or First Alert detectors. This means that all alarms will sound when any threat is detected, providing you with extra time to evacuate the premises and call for help if needed.

The indicator lights on the face of the unit display the presence of smoke or carbon monoxide, making it easy to identify the source of the danger. The 85 decibel siren provides a clear, loud warning upon detection, ensuring that everyone in the house is alerted to the potential danger.

10. 10-Year X-Sense Smoke & Co Detectors (5-Pack)

The X-Sense Smoke and Carbon Monoxide Alarm is a reliable and efficient device that provides continuous monitoring of smoke and carbon monoxide levels to ensure the safety of your household. With a 10-year battery life, this alarm guarantees uninterrupted protection even in the event of a power failure. Additionally, an end-of-life signal will alert you when it is time to replace the unit.

This Carbon Monoxide and Smoke Alarm boasts different alarm patterns, which provide greater convenience by letting you know if it is either smoke or carbon monoxide that has been detected without checking the LCD display. If smoke is detected, the alarm delivers three long beeps every 1.5 seconds, and the red LED flashes with the alarm sound. On the other hand, if carbon monoxide is detected, the alarm delivers four quick beeps every 5.8 seconds, and the red LED flashes with the alarm sound.

The X-Sense Carbon Monoxide Fire Alarm is equipped with combination photoelectric smoke and electrochemical CO sensors that work independently of each other to provide high accuracy and sensitivity. This feature instantly notifies you when dangerous smoke or CO concentration is detected, providing the ultimate protection from the two deadly threats, all contained in one unit.

This Smoke Alarm Carbon Monoxide Alarm Combo has a test/silence button that enables you to test the alarm weekly and easily silence the alarm when false alarms occur. It also has malfunction and low battery warnings that allow you to easily know the working status of the alarm. In case of an emergency, an alarm tone of over 85 dB will instantly alert the entire household, even those in sleep.

Installation of the X-Sense Smoke Carbon Monoxide Alarm Combo is simple and doesn't require rewiring. It is easy to mount on any wall or ceiling without an electrician. All X-Sense Carbon Monoxide Alarm and Smoke Alarm undergo rigorous testing to meet UL 217 and UL 2034 safety standards, and it comes with lifetime customer support.

Best Hardwired Smoke And Carbon Monoxide Detector FAQs

Can a hardwired smoke and carbon monoxide detector be interconnected with other detectors in my home?

Yes, a hardwired smoke and carbon monoxide detector can be interconnected with other detectors in your home. Interconnecting your detectors can provide an added layer of safety and security for you and your family.

To interconnect your detectors, you will need to make sure that they are all compatible with each other. Most hardwired detectors are designed to be interconnected, but it is always best to check with the manufacturer to be sure.

Once you have confirmed compatibility, you will need to connect the detectors together using wiring. This can typically be done by running wires between the detectors and connecting them to a central control panel.

When one detector is triggered, it will send a signal to all of the other interconnected detectors in your home, alerting everyone to the potential danger. This can be especially beneficial if you have a large home or multiple levels, as it ensures that everyone is alerted in the event of an emergency.

Overall, interconnecting your smoke and carbon monoxide detectors is a smart and responsible way to protect your home and family.

How do I install a hardwired smoke and carbon monoxide detector?

Installing a hardwired smoke and carbon monoxide detector is a relatively simple process that can be completed in a few steps. Here is a step-by-step guide to help you:

1. Turn off the power: Before you begin, turn off the power at the circuit breaker or fuse box.

2. Choose the location: Choose a location on the ceiling or high on the wall near the bedrooms, and away from any vents or windows.

3. Mark the spot: Hold the detector up to the ceiling and mark the spot where the screws will go.

4. Drill the holes: Drill holes for the screws using a power drill.

5. Connect the wires: Connect the wires from the detector to the wires in the ceiling or wall using wire nuts.

6. Attach the detector: Attach the detector to the ceiling or wall using the screws provided.

7. Test the detector: Once the detector is installed, turn the power back on and test the detector to make sure it is working properly.

Remember to read and follow the manufacturer's instructions carefully to ensure proper installation. If you are unsure about any step, consult a professional electrician.

How often should I test my hardwired smoke and carbon monoxide detector?

It is recommended to test your hardwired smoke and carbon monoxide detectors at least once a month to ensure they are functioning properly. The process of testing the detectors is simple and usually involves pressing and holding the "test" button until the alarm sounds. If the alarm does not sound, it may be an indication that the detector needs new batteries or that there is a problem with the wiring. In addition to monthly testing, it is also important to replace the batteries in your detectors at least once a year, even if they are hardwired. It is also recommended to replace the entire detector every 10 years to ensure optimal function. Testing and maintaining your smoke and carbon monoxide detectors regularly is crucial to ensure the safety of you and your loved ones in case of a fire or carbon monoxide leak.

How reliable are hardwired smoke and carbon monoxide detectors compared to other types of detectors?

Hardwired smoke and carbon monoxide detectors are considered to be the most reliable type of detectors compared to other types of detectors. This is because they are directly connected to the electrical wiring of the house and have a battery backup in case of power outages.

Hardwired detectors are also interconnected, which means that when one detector senses smoke or carbon monoxide, all detectors in the house will sound an alarm. This feature is extremely important in larger homes or homes with multiple levels where it may be difficult to hear an alarm from a distant location.

Compared to battery-operated detectors, hardwired detectors are more dependable as they do not rely on the battery alone to function. They also require less maintenance as they do not need to have their batteries replaced as often.

Overall, hardwired smoke and carbon monoxide detectors are a reliable and essential investment for the safety of your home and family. It is important to have them installed by a licensed electrician and to test them regularly to ensure they are functioning properly.

What are the best brands of hardwired smoke and carbon monoxide detectors?

There are several reputable brands of hardwired smoke and carbon monoxide detectors in the market, but the best brands are those that offer reliable and accurate detection, easy installation, and low maintenance. One of the top brands for hardwired smoke and carbon monoxide detectors is First Alert. Their detectors are equipped with advanced sensing technologies that can detect both fast and slow-burning fires, as well as carbon monoxide leaks. Another trusted brand is Kidde, which offers a range of hardwired detectors that can interconnect with each other to provide whole-home protection. Their detectors also feature voice alerts that can help you quickly identify the source of the danger. Other popular brands include Nest, which offers smart detectors that connect to your home's Wi-Fi network and can send alerts to your phone, and BRK, which produces reliable and affordable hardwired detectors that are easy to install and maintain. Ultimately, the best brand will depend on your specific needs and preferences, so it's important to do your research and choose a detector that fits your home and budget.

What features should I look for in a hardwired smoke and carbon monoxide detector?

When it comes to choosing a hardwired smoke and carbon monoxide detector, there are several features that you should look for to ensure that you are getting a reliable and effective product.

Firstly, ensure that the detector is certified by a recognized safety organization such as Underwriters Laboratories (UL) or the Canadian Standards Association (CSA). This will ensure that the detector meets strict safety standards and is reliable.

Secondly, look for a detector that has both smoke and carbon monoxide sensors. This will provide you with comprehensive protection against both fire and the silent killer, carbon monoxide.

Thirdly, consider the type of alarm that the detector uses. A loud, clear alarm is essential to ensure that everyone in your home can hear it in the event of an emergency.

Fourthly, choose a detector that has a battery backup in case of a power outage. This will ensure that your detector continues to function even if there is no power to your home.

Lastly, consider additional features such as a hush button to silence false alarms, interconnectivity with other detectors in your home, and the ability to be controlled remotely through a smart device.

What is the difference between a hardwired and battery-operated smoke and carbon monoxide detector?

A hardwired smoke and carbon monoxide detector is directly connected to the electrical wiring of a building and often has a backup battery in case of power outages. It requires professional installation and may require additional wiring or electrical work. On the other hand, a battery-operated detector is powered by replaceable batteries and can be easily installed by anyone. The biggest advantage of hardwired detectors is that they are always connected to a power source, ensuring that they are always functional. In contrast, battery-operated detectors rely solely on the battery, which can run out without warning. However, battery-operated detectors are more flexible and can be placed anywhere without worrying about electrical outlets. Ultimately, the choice between a hardwired and battery-operated detector depends on personal preference and the specific needs of the building.

What is the lifespan of a hardwired smoke and carbon monoxide detector?

The lifespan of a hardwired smoke and carbon monoxide detector varies depending on the manufacturer and model. Generally, most hardwired detectors come with a recommended replacement timeline of 8-10 years. However, it is important to note that some detectors may need to be replaced more frequently depending on the environmental conditions they are exposed to.

It is also important to regularly test and maintain your detectors to ensure they are functioning properly. This can include testing the detectors monthly, replacing the batteries as needed, and cleaning the detectors to prevent dust and debris from interfering with their sensors.

If you are unsure about the lifespan of your hardwired smoke and carbon monoxide detector, it is recommended to refer to the manufacturer's instructions or contact their customer service for guidance. Additionally, if your detector is showing signs of malfunction or age, it is best to replace it as soon as possible to ensure the continued safety of your home and family.

What is the price range for a high-quality hardwired smoke and carbon monoxide detector?

The price range for a high-quality hardwired smoke and carbon monoxide detector can vary depending on the brand and features. Generally, you can expect to pay between $30 to $150 for a hardwired detector. The lower end of the price range typically includes basic models with minimal features, while the higher end of the range may include more advanced features such as voice alerts, wireless interconnectivity, and smartphone app integration. Some factors that may affect the price include the type of sensing technology used, the number of sensors included, and the level of customization and control offered by the device. It is important to keep in mind that investing in a high-quality smoke and carbon monoxide detector can potentially save lives and protect your home from damage, so it may be worth spending a little extra to ensure you have a reliable and effective device.

What should I do if my hardwired smoke and carbon monoxide detector goes off?

If your hardwired smoke and carbon monoxide detector goes off, it is important to take immediate action to ensure your safety and the safety of those around you. First, evacuate the building and call the fire department immediately. If you suspect that there is a carbon monoxide leak, also open all windows and doors to ventilate the area and turn off any gas appliances if it is safe to do so. Do not re-enter the building until the fire department gives you permission to do so. Once they arrive, they will assess the situation and take appropriate action to ensure your safety. It is also important to regularly test your smoke and carbon monoxide detectors to ensure that they are working properly and replace the batteries at least once a year. In addition, it is a good idea to have a fire escape plan in place in case of emergency.

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