An image of the front of the KN-COPP-B-LP carbon monoxide alarm.

Carbon Monoxide Alarm with Digital Display

KN-COPP-B-LP

The Nighthawk 900-0230 battery operated carbon
monoxide alarm is an easy to install unit that provides
reliable protection against the dangers of carbon
monoxide. Digital display feature adds an advanced
level of protection showing CO levels in PPM allowing
you to see if levels change. Written information and
instruction make this unit’s operation easy for anyone
to understand. The Nighthawk DC Digital alarm has a
small, sleek design that is suitable for all living areas and
has a 10-year limited warranty.

  • Digital Display
    Displays the level of carbon monoxide the unit is sensing.
    The unit updates this reading every 15 seconds.

  • Peak Level Button
    Displays the peak CO level recorded since
    its last reset or power up.

  • Test/Reset Button
    Tests CO alarm circuit operation and allows
    you to immediately silence the alarm.

  • End of Life Alarm
    Alerts user to replace CO alarm after 10-years of operation.

Helpful Resources
An image of the front of the KN-COPP-B-LP carbon monoxide alarm.
Details
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Key Features
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Specifications
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Helpful Resources

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

Helpful Resources

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.

Kidde's comprehensive suite of products, including smoke and carbon monoxide alarms, and fire extinguishers. Number 1 home safety fire brand badge at the top.