Help protect your family from carbon monoxide with First Alert alarms. Choose from battery, plug-in, or tabletop CO detectors for reliable, early warning detection.

When carbon monoxide levels are detected, the First Alert carbon monoxide detector sounds an 85-decibel alarm. A low-battery light and alarm alert you when battery power is running low, and an end …

First Alert offers a variety of smoke and carbon monoxide alarms to help provide an early warning in the event of an emergency including 2-in-1 devices and smart alarms that integrate with top smart home …

This plug-in carbon monoxide detector by First Alert alerts you to elevated levels of carbon monoxide in the home and plugs into any standard electrical outlet.

Add one SC5 alarm to create a smart and connected fire and CO safety system in your home. When one sounds, they all sound with mobile alerts. Works with select First Alert and BRK alarm models, …

The First Alert® CO710 Carbon Monoxide Alarm with 10-year battery and digital temperature display provides convenient and reliable carbon monoxide protection. This carbon monoxide detector does …

2-in-1 combination smoke and carbon monoxide alarms detect both types of danger. First Alert offers 10-year sealed battery, battery and hardwired options with features like interconnect, so when one …

The First Alert SMCO100 Battery-Operated Combination Smoke and Carbon Monoxide Alarm is equipped with First Alert's Precision Detection advanced sensing technology and meets the latest …

Help protect your home with First Alert’s smart smoke and carbon monoxide alarms. Receive real-time alerts and reliable fire detection when it matters most.

This carbon monoxide detector plugs into any standard electrical socket to monitor CO levels in your home. The simple, user-friendly design features battery backup to allow for continuous monitoring, …