10 Best Wired Smoke Alarms 2025 in the United States

The First Alert SMICO100-AC Interconnect Hardwire Combination Smoke & Carbon Monoxide Alarm is a reliable option featuring advanced sensing technology that reduces false alarms from cooking. It uses ionization sensors to detect smoke and carbon monoxide, providing an early warning in case of a fire emergency.

One of its significant benefits is the interconnectivity feature, meaning when one alarm goes off, all connected alarms will sound. This is particularly useful in larger homes for comprehensive safety coverage. Additionally, the quick connect plug allows for straightforward installation without the need for extensive rewiring, making it user-friendly for most homeowners.

Its battery backup ensures continuous protection even during power outages, which is a crucial safety feature. The test/silence button adds convenience by allowing easy testing and silencing of the alarm when needed. Users who prefer a simple, dependable smoke and CO alarm will appreciate what this model offers.

The Kidde Hardwired Smoke & Carbon Monoxide Detector offers a comprehensive solution with its dual detection capability for both smoke and carbon monoxide. This feature is particularly beneficial for households looking to save space and cost by avoiding the need for separate detectors. The device is hardwired, ensuring consistent power supply, and includes a 10-year battery backup, which eliminates the need for frequent battery changes and potentially saves money in the long run. This setup makes it highly reliable, especially during power outages.

The interconnectivity feature is a significant safety advantage, as it ensures all connected alarms sound simultaneously, providing early warning throughout the home. The device also boasts advanced sensing technology to minimize false alarms, which is useful in highly active areas like kitchens. LED indicators and an 85-decibel alarm ensure clear communication of the alarm status, enhancing its usability. However, the installation might be challenging for those not familiar with electrical wiring, potentially requiring professional help.

The sensor types (photoelectric and electrochemical) are effective but might not cover all possible fire types as comprehensively as some other models available. While it offers self-testing features, users are still required to perform manual tests weekly. Additionally, the lack of smart features like app connectivity might be a drawback for tech-savvy users wanting real-time notifications on their smartphones. This makes it a solid choice for those seeking a reliable, dual-function smoke and carbon monoxide detector with interconnectivity and long-term power backup, albeit with some considerations for installation and smart feature limitations.

The Siterlink Hardwired Interconnected Smoke Detectors GS562A is a reliable choice for home safety. It uses photoelectric sensors, which are effective in detecting slow, smoldering fires that may not produce large flames initially. This makes it a suitable option for early smoke detection. The smoke detectors are hardwired, ensuring a consistent power source, and have a 9V battery backup that maintains functionality during power outages, providing continuous protection.

The interconnectivity feature allows you to link up to 12 devices, ensuring that if one alarm is triggered, all interconnected alarms will sound, effectively alerting everyone in the house. This is particularly beneficial for larger homes with multiple rooms. The alarm emits a loud sound over 85dB, which is sufficient to wake most people up in case of an emergency. The test and silence button is a useful feature, allowing you to easily check the functionality of the alarms and silence them when needed. This can help prevent false alarms caused by non-emergency situations like cooking smoke.

The built-in LED indicator is soft and unobtrusive, making it suitable for bedrooms and children's rooms without disturbing sleep. However, the product lacks smart features such as app connectivity or remote notifications, which could be a downside for those looking for more advanced functionality. Additionally, while the installation is generally straightforward due to its hardwired nature, it may require professional assistance if you're not comfortable working with electrical wiring. This 6-pack offers a good balance of essential features and reliable performance, making it a solid choice for homeowners seeking effective fire protection without the need for smart integrations.