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Smart Door Sensors

Enhance your home security and gain peace of mind with smart door sensors, the perfect addition to any modern household. These innovative devices offer a seamless way to monitor entry points, ensuring you are always in the know about who comes and goes. With easy installation and integration into your existing smart home ecosystem, smart door sensors provide real-time alerts straight to your smartphone or device. Whether you're at home or on the go, stay connected and secure with the latest advancements in home monitoring technology.

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  1. SimpliSafe - 1pack Entry Sensor - White

    SKU: J3L6GWR5Y9

    Entry sensor...These sensors are small and inconspicuous. Love that they could be adapted to all of my windows and doors....4 doors in 15-minutes...I added door sensors to 4 exterior doors in less than...

    Product Description

    A discreet white entry sensor that easily installs on doors or windows for reliable home security monitoring.
    See all Motion Sensors & Detectors
    Your price for this item is $15.99

  2. Ring - Alarm Contact Sensor (2nd Gen) (1-Pack) - White

    SKU: J36CLVSCTR

    Product Description

    A white, battery-powered contact sensor that alerts you via app when doors or windows are opened.
    See all Door & Window Alarms
    Your price for this item is $14.99

  3. Ring - Alarm Contact Sensor (2nd Gen) (2-Pack) - White

    SKU: J36CLVSCW6

    Product Description

    A pair of easy-to-install white sensors that alert you via app when doors or windows open.
    See all Door & Window Alarms
    Your price for this item is $44.99

  4. Ring - Alarm Contact Sensor (2nd Gen) (6-Pack) - White

    SKU: J36CLVS2GR

    Product Description

    A set of six white, battery-powered sensors for easy DIY door and window security with app alerts.
    See all Door & Window Alarms
    Your price for this item is $106.98

  5. SimpliSafe - 4pack Entry Sensor - White

    SKU: J362VFSXGR

    Easy to install and setup. I have on all my doors and windows....Sensors work perfectly. Easy to setup and install....Great door sensor...Sensor Review

    Product Description

    A set of four white, battery-powered entry sensors for easy installation on doors or windows.
    See all Motion Sensors & Detectors
    Your price for this item is $54.99

  6. Arlo - All-in-One Sensor with 8 sensing functions for Home Security System, 1 Pack - White

    SKU: JJ8QV84XTS

    Arlo Sensors...These sensors are the bees knees. They have more than one function packed into the sensor. ...Good sensors...I bought them to put them in my doors, worked great as expected.It has a great...

    Product Description

    An all-in-one white sensor offering eight detection functions and easy app control for enhanced home security.
    See all Water & Temperature Sensors
    Your price for this item is $29.99

  7. Aqara - T1 Door and Window Sensor- Requires Hub product, Supports Apple HomeKit, Alexa, Google, SmartThings - White

    SKU: JJ8RHCJJVQ

    Great sensors for HomeKit Alarm...I bought a bunch of these for my condo's doors and windows, and the sensors have performed very well. ...2/3 of The Sensors Work...Currently, Alexa routines turn Tuya/...

    Product Description

    A white battery-powered sensor that detects door or window status and supports major smart home platforms.
    See all Door & Window Alarms
    Your price for this item is $19.99

  8. Lockly - Secure Plus Smart Lock Bluetooth Replacement Latch with Touchscreen/Fingerprint Sensor/Key Access/Auto Lock - Satin Nickel

    SKU: J3R8QYVGC9

    Product Description

    A satin nickel smart lock featuring fingerprint sensor, LED touchscreen, Bluetooth app control, and auto-lock functionality.
    See all Smart Door Locks
    Your price for this item is $219.99

  9. Lockly - Secure Plus Smart Lock Bluetooth Replacement Latch with Touchscreen/Fingerprint Sensor/Key Access/Auto Lock - Venetian Bronze

    SKU: J3R8QYVG2X

    Product Description

    A venetian bronze smart lock featuring Bluetooth, fingerprint sensor, touchscreen, key access, and auto-lock functionality.
    See all Smart Door Locks
    Your price for this item is $219.99

  10. Aqara - Smart Lock B50 - Black

    SKU: JJ8RHCJX3S

    Product Description

    A sleek black smart lock offering keyless entry, Wi-Fi 6, app control, and multiple unlocking methods.
    See all Smart Door Locks
    Your price for this item is $99.99
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In-store pricing may vary. Prices and offers are subject to change. © 2026 Best Buy. All rights reserved. BEST BUY, the BEST BUY logo, the tag design, and MY BEST BUY are trademarks of Best Buy and its affiliated companies.