First Alert provides reliable fire safety product including smoke alarms, carbon monoxide detectors and more to ensure your home is safe and protected!

Help protect your home by investing in a smoke detector and fire alarm. First Alert offers a variety of smoke detectors with unique features and power sources.

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.

Welcome to the First Alert Help Center. Search. Search "" Find answers about a product: Smoke & Carbon Monoxide Alarms. Onelink Smart Home. Safes. Fire Extinguishers. Mobile Apps. More Products. Browse popular topics: Alarm Chirps with New Battery. Learn More > How to Replace 9V Batteries in Smoke or CO Alarms ...

Browse First Alert’s entire line of fire and carbon monoxide products and home safety accessories for reliable protection you can trust. Protect your whole home and family today!

First Alert has been protecting homes and families since 1958. We have become America's most trusted fire safety brand by offering reliable smoke alarms, carbon monoxide alarms, fire extinguishers and escape ladders to help protect what matters most.

Reduce nuisance alarms and detect synthetic smoke with First Alert's Precision Detection technology, meeting the latest industry standards.

Designed to help promote household safety, the First Alert Hardwired Ionization Smoke Alarm with Battery Backup can provide early warning of fire. This hardwired smoke detector uses an ionization smoke sensor to reliably detect smoke from hot, fast-flaming fires.

First Alert has been protecting homes and families since 1958. We have become America's most trusted fire safety brand by offering reliable fire and carbon monoxide protection to help protect what matters most.

First Alert combination smoke and carbon monoxide (CO) alarms offer 2-in-1 protection from both types of danger with a variety of feature offerings to deliver advanced and reliable fire protection to help protect your home and family.