Smoke & Carbon Monoxide Detectors

First Alert offers multiple options of smoke alarms, carbon monoxide alarms, and combination smoke and CO alarms.

Filter by

First Alert Smoke & Carbon Monoxide Alarms to Help Protect Your Home & Family

First Alert is the most trusted brand in fire safety. We offer a variety of smoke alarms, carbon monoxide (CO) detectors and combination smoke & CO alarms to help provide you peace of mind knowing your home and loved ones are protected.

  • Smoke Alarms

    Smoke alarms help provide an early warning in the event of a fire emergency.

  • Carbon Monoxide Detectors

    Carbon monoxide is an odorless and invisible gas. The only way to detect CO in your home is with carbon monoxide alarms.

  • Combination Smoke and Carbon Monoxide Detector

    Combination smoke & CO detectors provide 2-in-1 protection against both threats in one, convenient alarm.

Browse First Alert Precision Detection Alarms

First Alert’s Precision Detection advanced sensing technology meets new UL 217 8th Edition industry standards requiring smoke alarm manufacturers to reduce cooking nuisance alarms and detect smoke from synthetic materials to help provide an early warning. Our new technology is utilized in First Alert’s Precision Detection smoke alarms and combination smoke and carbon monoxide detectors to deliver advanced protection.

Alarms include various features to improve safety and make maintenance simpler. We offer a variety of Precision Detection alarms providing different levels of protection based on the alarm features to meet your home and family’s needs:

  • Standard alarms contain basic features such as easy installation.
  • Superior alarms contain many safety features such as 10-year battery and voice alerts.
  • Premium alarms contain the most safety features such as 10-year battery, voice alerts and wireless interconnect.