A white circular Kidde smoke-and-carbon-monoxide alarm displays a green indicator and central LED cluster, mounted flush with red/black wiring visible at the edge against a plain white background.

Strobe Smoke + Carbon Monoxide Alarm

50CUA10-S

This alarm combines cutting edge technology with a high-intensity 177 candela strobe,1 providing visual alerts of smoke and CO when audible notifications may not be enough. Featuring a sealed 10-year backup battery,2 it offers interconnect capability3 and enhanced sensing that reduces cooking-related nuisance alarms.

  • ADA Compliant 177 Candela Strobe4- Bright visual alarm helps make smoke and CO emergencies easier to recognize, especially for individuals with hearing loss.

  • Multiple Strobes Flash Together - Interconnected alarms throughout the home sound and flash in unison.3

  • Hardwired with 10-Year Backup Battery2- Maintenance-free backup battery lasts for 10 years, eliminating the need for battery replacements.

  • Available in Smoke or Smoke + CO - Get the right kind of detection for different rooms and applications.

Helpful Resources

Key Features

  • 50CUA10-S device showing the bright visual alarm strobe 177 candela.

    BRIGHT VISUAL ALARM

    Meets ADA requirements for individuals with hearing loss.4

  • 50CUA10-S HARDWIRED + 10-YEAR BATTERY BACKUP icons

    HARDWIRED + 10-YEAR BATTERY BACKUP

    No battery replacements ever.2

  • 50CUA10-S and another device showing interconnected functionality.

    Multiple Strobes
Flash Together

    When one alarm flashes and sounds, all compatible alarms do.3

Get to Know More

Safety You Can See

Bright strobe helps individuals with hearing loss see the alert, so everyone knows an alarm is sounding.

Hardwired + 10-Year Backup Battery

No battery replacements ever.2

Strobes Flash Together

When one alarm flashes, they all do4 — with a bright 177 candela strobe that’s ADA compliant.5

Reduced Nuisance Alarms

Enhanced sensing technology reduces false alarms often caused by cooking.

Find the Right Detection

Strobe feature is available on smoke-only and combination smoke + CO models.

Helpful Resources

Find the information you need to understand your Radon Detector
and install it with confidence.

Download iconProduct Data Sheet
Download iconUser Guide
Strobe: Smoke alarms & smoke + CO alarms. Strobe visual is a representation of flashing effect and for illustrative purposes only.Play button
A red fire extinguisher stands upright on a wooden surface, flanked by white smoke/carbon monoxide detectors and their boxed packaging, against a pale wall bearing a circular "#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.

1Strobe will not flash if AC power is not connected and active.

210-year limited warranty (battery included). Constant exposures to high or low temperatures or high humidity may reduce battery life. 


3Different models offer different interconnection options and requirements. Check the User Guide for more info.

4In accordance with ADAS 215.1.

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