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New Home Alarm Systems

If you're looking for a home security system, you have plenty of options. Some systems are designed to protect your entire home, while others are focused on protecting a specific area. No matter what you're looking for, we've got you covered. Browse the top-ranked list of new home alarm systems below along with associated reviews and opinions.

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  1. Ring - Alarm Motion Detector (2nd Gen) (2-Pack) - White

    SKU: J36CLVSCT4

    Product Description

    A pair of white, battery-powered motion detectors offering easy installation and instant security alerts via app.
    See all Motion Sensors & Detectors
    Your price for this item is $59.99

  2. Ring - Alarm Motion Detector (2nd Gen) (1-Pack) - White

    SKU: J36CLVSCTG

    Product Description

    A battery-powered white motion detector that provides instant alerts and easy installation for enhanced home security.
    See all Motion Sensors & Detectors
    Your price for this item is $29.99

  3. 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
    Save $5
    The previous price was $19.99

  4. Ring - Alarm 8-Piece Security Kit - White

    SKU: J36CLVS279

    Product Description

    A white, app-compatible security kit with motion detection, battery backup, and real-time alerts for home protection.
    See all Home Security Systems
    Your price for this item is $249.99

  5. SimpliSafe - 8pc Outdoor Home Security System - White

    SKU: J362VFSGHT

    Great simple security system for an apartment...This is a great system as a starter system for an apartment or small home. ...This 8-piece outdoor home security system was a breeze to set up, and the...

    Product Description

    An eight-piece white wireless security system with HD outdoor camera, motion detection, and 24/7 monitoring.
    See all Home Security Systems
    Your price for this item is $174.99
    Save $175
    The previous price was $349.99

  6. Ring - Alarm Security Kit 9-Piece (2nd Gen) - White

    SKU: J39HW69Z65

    Rin alarm Pro...I love my new Ring syatem. Customer service was excellent....Alarm System

    Product Description

    A comprehensive white security kit featuring app compatibility, battery backup, and real-time alerts for home protection.
    See all Home Security Systems
    Your price for this item is $299.99

  7. Arlo - Home Security System Bundle - White

    SKU: JJ8QV84G8K

    Love my alarm system...Amazing system. Thanks Arlo!...Very happy with my new arlo system. Easy to set up and the amount this system does is fantastic.

    Product Description

    A white, app-compatible security system with 8-in-1 sensors and rapid emergency response features.
    See all Home Security Systems
    Your price for this item is $349.99

  8. SimpliSafe - Motion Sensor - White

    SKU: J362VFS82G

    I have not had a false alarm yet. There is no sensitvity switch on the new sensor. ...Decent replacement for Honeywell DYI system...Volume can be adjusted for feedback voice and alarm. Motion detectors...

    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 $31.99
    Save $3
    The previous price was $34.99

  9. SimpliSafe - Keypad - White

    SKU: J362VFSXL6

    Great tools for the SimpliSafe system....Great tools for the SimpliSafe system. There are ore options available than most systems....Great alarm system....I needed and extra keypad for the alarm. Easy...

    Product Description

    A white, battery-powered keypad offering easy, tool-free installation and convenient control for your home security system.
    See all Security Camera & System Accessories
    Your price for this item is $69.99

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

    SKU: J39HQX99XG

    My wife recently started working from home and although we live in a rural area, we have our children get dropped off by the bus now.

    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 $34.99
    Save $20
    The previous price was $54.99
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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.