Round Kidde smoke alarm displaying a central "push to test" button and a green status LED, mounted against a white ceiling background.
This product has been Discontinued

AC Hardwired Wireless Interconnect Smoke Alarm

RF-SM-ACDC

The Kidde Wireless AC Powered Smoke Alarm makes it easy to expand the coverage of a current interconnected system. Simply replace one interconnected smoke alarm with the Kidde Wireless AC powered alarm. Kidde Wireless Battery Powered Smoke Alarms can be installed in additional rooms that need extra protection.

  • Makes it easy to expand the coverage of a current interconnected system

  • When one alarm sounds, they all do: wireless technology uses radio frequency to both transmit and receive messages about a hazard in the home

  • AC power with battery backup enables homeowners to expand a current interconnected system

  • Two universal adapters are included, allowing it to be used with most existing interconnected systems

Helpful Resources

Upgrade to

This model is to be replaced with Smoke Alarm, Hardwired with AA Backup Battery

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A round Kidde smoke alarm shows a steady green LED, its vents and red/black wiring visible; photographed close-up against a dark background, suggesting ceiling-mounted installation.View Product

Helpful Resources

Click on the video to learn more about how to install your Kidde Smoke alarm.

Download iconProduct Data Sheet
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Download iconQuick Start Guide
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A red fire extinguisher and three Kidde smoke/CO detectors (one boxed) stand arranged on a light wood tabletop against a pale wall, accompanied by a round "#1" safety-brand badge.

Why 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.