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    Photo of Reliant's carbon monoxide detector

    Carbon monoxide detector

    Carbon monoxide (CO) is not only dangerous—it’s odorless, colorless and tasteless. This wireless sensor alerts you of dangerous CO levels.

    24/7 detection

    • Full monitoring of alarm, low battery and tamper conditions.

    Audible alarm

    • Built-in 85-decibel alarm alerts of carbon monoxide gas.

    Reliant Connect app

    Get 24/7 monitoring with security by Reliant View all packages

    Key features of Reliant carbon monoxide detector

    Professional 24/7 monitoring
    • The carbon monoxide detector is designed to work with all the Reliant home security system packages. Our 5-star rated monitoring service is here for you whenever an alarm sounds.
    Wireless, battery operated
    • Included 3V lithium battery.
    • Send alarm, tamper and battery condition messages to your security system control panel receiver.
    Professional installation
    • Reliant’s professional technicians can install your carbon monoxide detector and test it to make sure it’s fully operational.
    System status alerts
    • Yellow LED blinks and chirps when there is detector trouble, when the CO sensor inside the detector has passed the end of its life.

    What our customers are saying

    I feel safe, the equipment works great, the monitoring staff are prompt, courteous and helpful. It gives me peace of mind.

    —Tina C., Richmond, TX

    See what others are saying about Reliant.

    Google rating 

    High internet speed and existing wired doorbell with working chime are required.

    Security and Home Automation Services provided by Reliant Energy Retail Services, LLC, d/b/a Reliant, TXB19469, 910 Louisiana St, Houston, TX 77002. Terms and conditions apply. For complete terms and conditions, visit reliant.com/connectterms. Reliant is a service mark of Reliant Energy Retail Holdings, LLC. ©2020 NRG Energy. All rights reserved.