Home Security Systems

ADT is the leader in home security. You get the benefit of our more than 140 years of experience every day. Our highly skilled home security experts can custom-design home security systems to meet your exact needs.

Home Security System Command Panel

Home Security Keypads

Central command for your home security system. Browse our selection of security keypads to customize your home security system.

Home Security Motion Detectors

Motion Detectors

Browse our selection of motion detectors and choose which size, shape, and functionality is best for your home security system. Pet-friendly options are available.

Home Security System Door and Window Sensors

Door & Window Sensors

Browse our selection of door and window sensors that alert you when a door or window open. Find the size, shape, and functionality that is best for your home security system.

Home Security Glass Break Sensors

Glass Break Sensors

Our home security systems can detect the sound of breaking glass with our selection of glass break sensors. Complete your home security system with glass break detection.

Home Security System Key FOB with Panic Button

Key Fob with Panic Button

Arm and disarm your home security system or call for help with a home security key fob panic button.

Home Automation

Connect and control your home security system, smart lighting, smart thermostats and security cameras remotely with the highly intelligent ADT mobile app.

ADT mobile app works with your favorite devices: 

Home Security Cameras

Home security systems with home security cameras allow you to receive automatic alerts and watch live video of your home on your phone, tablet or computer – from anywhere.

Fire, Home & Life Safety

When every second counts, sensors throughout your home instantly alert our home security alarm monitoring centers in the event of a fire or gas leak.

Monitoring Services

With thousands of ADT professionals monitoring your safety, we can respond immediately to alerts and have First Responders on their way to your home or business quickly.

ADT Home Security Packages

Compare ADT home security systems and find the home security package that’s right for you.


  • Professional, reliable 24/7 security monitoring
  • Burglary detection
  • Fire, flood and carbon monoxide detection*
*Additional charges may apply


  • Remote arm & disarm
  • Smart home devices*
  • Customizable alerts, schedules and automations


  • Live streaming video from smartphone or computer
  • Record and save video clips
Why Choose ADT Home Security Systems

Why Choose ADT?

Learn why ADT home security is the right choice for your home security needs.

Reactivate Existing ADT Home Security Systems

Reactivate Existing ADT Home Security Systems

Plans start at just $19.99.

Home Security Resources

Top Resources For Home Security Systems

Home Security Checklist For New Homes

Understanding Wireless Home Security Systems

How To Prevent a Break-In

Top 5 Home Security Tips

Home Security FAQs

Top Home Security FAQs

What is Safewatch Cellguard?

Does ADT Security System Need a Landline?

Will ADT Security Disrupt my Home Wi-Fi Network?

How Does ADT Security System Work?

Home Security Videos

How To Identify Your Home Security Model

How to Prevent False Alarms

Helpful Tips for ADT Customers

How To Add A Pulse Device

Testing Your Home Security System