About First Alert
First Alert is America's most trusted safety brand, offering smoke detectors, carbon monoxide alarms, fire extinguishers, and smart safety devices for over 60 years.
Their Onelink line brings Wi-Fi connectivity to smoke and CO alarms with voice alerts, smartphone notifications, and Apple HomeKit integration. First Alert combines decades of life safety expertise with modern smart home connectivity, ensuring families are protected and informed during emergencies.
Where First Alert Is Available
Region availabilityFirst Alert products are generally available across most major regions. Availability can still vary by retailer and product line.
Key Features
- 60+ years safety expertise
- Onelink smart detectors
- Apple HomeKit support
- Voice alerts with location
- 10-year sealed battery
- Smoke and CO detection
- Smartphone notifications
- Interconnected alarms
- Night light feature
- Self-testing technology
Why Choose First Alert?
First Alert's 60+ years of life safety expertise ensures their smart detectors meet the highest standards. Onelink alarms feature voice alerts that tell you the type and location of danger. Apple HomeKit integration enables automations like turning on lights during emergencies. 10-year sealed batteries eliminate replacement hassles.
For families prioritizing safety, First Alert smart detectors provide peace of mind backed by decades of trusted protection.
Is First Alert Worth It?
First Alert is a mid-range option in the security space, best suited for balanced feature-to-price ratio. Key strengths include competitive pricing with solid features and easy self-installation.
Best For
- users seeking balanced quality and value
- DIY installers
Key Strengths
- competitive pricing with solid features
- easy self-installation
- no mandatory subscription fees
Not Ideal For
Limitations
Best First Alert Setups
First Alert for Beginners
Get started with essential smart home features
First Alert Full Setup
Complete your smart home with comprehensive coverage
First Alert for Power Users
Advanced features for automation enthusiasts
Common First Alert Problems and Fixes
Having issues with your First Alert device? Browse our most viewed troubleshooting guides.
How to Fix First Alert Interconnected Alarms All Going Off at Once
First Alert Onelink Not Connecting to WiFi or App — Setup Fix
Why Does My First Alert Smoke Detector Keep Chirping?
First Alert Onelink Smoke Detector Keeps Chirping or Giving False Alarms
Why Won't My First Alert Onelink Connect to WiFi?
What Users Like and Dislike
Pros
- 60+ years safety expertise
- Onelink smart detectors
- Apple HomeKit support
- easy to install without professional help
- strong warranty coverage
Cons
- product range may be limited
Additional Info
- DIY Friendly
- First Alert smoke alarms: 7 to 10 year warranty (varies by model — sealed battery models warrant the full 10-year sensor life). Fire extinguishers: 6-year warranty.
Awards & Recognition
- Good Housekeeping Seal
- Parents Best Safety Product
- CNET Best Smart Detector