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home security & monitoring

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home alarms & sensors

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motion sensors & detectors

Sensor Security

A security sensor is a device that is designed to detect the presence of an intruder and alert the homeowner. They are often used in conjunction with a video surveillance system. Browse the top-ranked list of security sensors below along with associated reviews and opinions. 

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  1. iBEAM - Motion Detection ADAS Back-Up Camera - Black

    SKU: J7RX7YX52Q

    Great Camera...Love this camera! The motion detectors work great!...Love it...Love this camera. The motion detection works awesome.

    Product Description

    A black motion detection camera with 180-degree sensing and parking line projection for safer reversing.
    See all Back-Up Cameras
    Your price for this item is $399.99

  2. SPT - Wired Indoor/Outdoor Photoelectric Dual Beam Motion Sensor up to 550 ft. (Indoor) /180 ft. (Outdoor)

    SKU: J3GTZG9CFT

    Product Description

    A weather-resistant dual beam motion sensor offering precise alignment, surge protection, and reliable indoor/outdoor security.
    See all Motion Sensors & Detectors
    Your price for this item is $43.25

  3. SPT - Wired Dual Passive PIR Intruder Alarm Motion Sensor

    SKU: J3GTZG92J2

    Product Description

    A wired dual passive infrared motion sensor that reliably detects intruders by sensing heat changes in any space.
    See all Motion Sensors & Detectors
    Your price for this item is $29.57
    Save $0
    The previous price was $30.00

  4. 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

  5. SPT - Wired 360 Fov Ceiling Mount Pir (Passive Infrared) Motion Sensor

    SKU: J3GTZG9CVF

    Product Description

    A discreet ceiling-mounted PIR motion sensor offering 360° detection and reliable coverage for small to medium rooms.
    See all Motion Sensors & Detectors
    Your price for this item is $29.57

  6. SPT - Wired Dual Passive PIR Intruder Alarm Motion Sensor (2-Pack)

    SKU: J3GTZG92JP

    Product Description

    A wired dual passive infrared motion sensor that reliably detects intruders by sensing heat changes in any space.
    See all Motion Sensors & Detectors
    Your price for this item is $32.27

  7. Viper - 1-Way Security System with Keyless Entry (Remote Start Not Included) - Installation Included

    SKU: J7GGXLVGCH

    Installed by Best Buy easy to use. Loud alarm....Great installation at best buy too...Great alarm system

    Product Description

    A comprehensive car security system featuring a 6-tone siren, shock sensor, keyless entry, and installation included.
    See all Remote Start & Security Systems
    Your price for this item is $299.99

  8. SPT - Solar Powered CCTV Security Decoy Camera with Motion Sensor and Flash Lights (6-Pack) - Silver

    SKU: J3GTZG9CXR

    Product Description

    A silver, weather-resistant decoy camera with solar-powered motion sensor and flashing lights for realistic security deterrence.
    See all Outdoor Security Cameras
    Your price for this item is $85.25

  9. SPT - Solar Powered CCTV Security Decoy Camera with Motion Sensor and Flash Lights (4-Pack) - Silver

    SKU: J3GTZG9CXG

    Product Description

    A silver, weather-resistant decoy camera with solar-powered motion sensor and flashing lights for realistic security deterrence.
    See all Outdoor Security Cameras
    Your price for this item is $75.50

  10. SPT - Solar Powered CCTV Security Decoy Camera with Motion Sensor and Flash Lights - Silver

    SKU: J3GTZG9C2L

    Product Description

    A silver, weather-resistant decoy camera with solar-powered flashing light and motion sensor for realistic security.
    See all Outdoor Security Cameras
    Your price for this item is $35.55
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FAQ

Sensor security devices come in various types, including motion sensors, door and window sensors, glass break detectors, and environmental sensors that monitor for smoke, carbon monoxide, or water leaks.

Yes, many sensor security devices are compatible with popular smart home platforms, allowing you to control and monitor your security system through a single app or voice assistant.

Most sensor security devices are designed for easy DIY installation, with clear instructions and mounting hardware included. However, some advanced systems may offer optional professional installation services.

Many modern sensor security devices are wireless and battery-powered for easy placement and flexibility, while some models may offer hardwired options for continuous power and connectivity.

Sensor security devices typically send real-time alerts to your smartphone or email when triggered. Some systems also offer integration with monitoring services or can sound alarms locally.