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    Photo of Reliant's wireless sensor

    Door & window sensors

    These security sensors alert you if doors and windows are opened or closed in your house.

    Status alerts

    • Customizable status alerts sent in real time to your smartphone.

    Trigger alarm

    • Installs on doors, windows, cabinets and drawers—triggers an alarm when opened.

    Reliant Connect app

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

    Key features of Reliant door & window sensors

    Professional 24/7 monitoring
    • These door and window sensors are 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.
    Integrated monitoring
    • Use with other home automation and security devices. For instance, if a contact sensor indicates a door or window left open, the thermostat will automatically set back to save energy until the door is closed again.
    Multiple users
    • The sensors are small, simple and unobtrusive and can be used in tight spots like freezer doors, medicine cabinets and gun safes.
    Professional installation
    • Reliant’s professional technicians can install your door and window sensors and test them to make sure they're fully operational.

    What our customers are saying

    I like the features, cameras, being able to set alarm from my phone.

    —Donna D., 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.