Smoke Alarm, Hardwired with 10-Year Backup Battery
20SA10This alarm offers cutting edge technology that sends fast alerts to give your family more time to get out safely and enhanced sensing technology reduces false alarms often caused by cooking.
Hardwired Alarm with Worry-Free 10-Year Backup Battery: No battery changes for 10 years.† Avoids inconvenient battery replacements and saves up to $40 over the life of the device.
Fast Alerts - Cutting edge technology gives ample time to get out safely.
Interconnected AlarmsΔ- When one alarm sounds, they all sound, so you never miss an emergency and can get out faster.
Detection Type
Power Source
Backup battery options
Additional Options
Learn more about the features and benefits of this Smoke Alarm — and find out what this device can do for your home.
Key Benefits
No Low Battery Chirps
This alarm beeps to remind you it’s time to replace it 10 years after it is powered.
Interconnected AlarmsΔ
When one alarm sounds, they all sound, so you never miss an emergency and can get out faster.
Reduced Nuisance Alarms
Reduces false alarms often caused by cooking.
Product Features
See how easy installation is with the included twist-and-click mounting bracket.
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DETECT Products
LEARN MOREWhy Kidde
As North America's #1 home fire safety brand,* Kidde has been working to help make your home the safest it can be for more than 100 years. Now, our latest smoke alarms and combination smoke + carbon monoxide (CO) alarms are bringing you the next level of fire and CO safety. Help protect what matters most in your life with features like cutting edge technology that send fast alerts to give your family more time to get out safely. And enhanced sensing technology that reduces false alarms often caused by cooking.
*Based on total household installations as of December 2023.
†10-year limited warranty on alarm. Not a battery performance claim.
ΔDifferent models offer different interconnection options and requirements. See User Guide for more info.