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door & window alarms

Security Door Sensors

Enhancing the safety of your home is easier than ever with security door sensors, a crucial component of any modern security system. These innovative devices are designed to alert you to any unauthorized entry, providing peace of mind whether you're at home or away. Perfect for doors and windows, these sensors offer an extra layer of protection by monitoring access points and notifying you through your smart device. With easy installation and seamless integration into your existing security setup, door sensors are an essential investment for safeguarding your home and loved ones. Explore the range of options available to find the perfect fit for your security needs.

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  1. SimpliSafe - 1pack Entry Sensor - White

    SKU: J3L6GWR5Y9

    Great Product!...I love my SimpliSafe system, and Best Buy helps me by stocking what I need. Thank you!...Love it...SimpliSafe is one of the best securities system in the market.

    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. SimpliSafe - 4pack Entry Sensor - White

    SKU: J362VFSXGR

    Best Deal on Simpli Safe is at Best Buy...The best deal the best security system....Simpli safe wouldn’t honor the 4 pk pricing but Best Biy sure would. That’s why I love Best Buy...I love my SimpliSafe...

    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

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

    SKU: J36CLVSCTR

    Great...Great ZWave device!...This works great! Easy to set up with my home automation hub (Homey Pro).

    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

  4. 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 $66.44

  5. SimpliSafe - Motion Sensor - White

    SKU: J362VFS82G

    Works as intended, love the pet setting. So far no issues have dogs over 50 lbs....Great product, works fine. If you use this system, ı recommend to have one....Pet motion works great...Great one

    Product Description

    A white, battery-powered motion sensor with pet detection, 90º field of view, and app compatibility.
    See all Door & Window Alarms
    Your price for this item is $30.99
    Save $4
    The previous price was $34.99

  6. Aeotec - Z-Wave Plus v2 Door / Window Sensor 7 Pro, Gen7

    SKU: J3GZ9GRQ9S

    Product Description

    A discreet sensor that wirelessly monitors doors or windows and triggers alerts via Z-Wave automation.
    See all Door & Window Alarms
    Your price for this item is $39.65

  7. Aeotec - Z-Wave Plus v2 Recessed Door Sensor 7, Gen7

    SKU: J3GZ9GRQPT

    Product Description

    A discreet, app-compatible Z-Wave Plus v2 sensor that monitors door status for enhanced smart home security.
    See all Door & Window Alarms
    Your price for this item is $53.99

  8. SimpliSafe - Glassbreak Sensor - White

    SKU: J3L6GWR5ST

    Great...I love that Best Buy sales these product in the store....It great. its not too sensitive and but enough...Great just like rest of simplisafe system....Everything about it works great except adhesive...

    Product Description

    A white, battery-powered sensor that detects glass breaking within 20 feet for reliable home security.
    See all Door & Window Alarms
    Your price for this item is $39.99

  9. SPT - Wired Dual Passive PIR Intruder Alarm Motion Sensor (4-Pack)

    SKU: J3GTZG92CC

    Product Description

    A wired dual passive infrared motion sensor pack that reliably detects intruders by sensing heat changes.
    See all Motion Sensors & Detectors
    Your price for this item is $53.25

  10. Swann - Wireless Motion Alert Sensor (2-pack) - White

    SKU: J39HQX99XG

    Great!...Great investment!

    Product Description

    A wireless, battery-powered motion sensor in white that detects heat and movement, compatible with Alexa and Google Assistant.
    See all Motion Sensors & Detectors
    Your price for this item is $54.99
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FAQ

There are several types of security door sensors, including magnetic contact sensors, vibration sensors, and smart wireless sensors. Each type offers unique features to help protect your home or business.

Yes, many security door sensors are compatible with popular smart home systems such as Google Home, Amazon Alexa, and Apple HomeKit, allowing you to receive alerts and control your system remotely.

Some security door sensors work independently, while others require a compatible hub or base station to connect with your home network or security system. Be sure to check the product specifications for compatibility details.

Most security door sensors are designed for easy installation and come with adhesive backing or mounting hardware. Many models offer simple, tool-free setup and include step-by-step instructions.

Yes, most security systems allow you to connect multiple door sensors to a single control panel or app, making it easy to monitor several entry points throughout your property.