Security Systems Unlimited is a locally owned and family operated business for over 30 years and has provided our customers with professional and personal service. Our customers have access to ADT's state of the art U.L. listed Customer Care Centers 24 hours a day, 7 days a week. We are Northern California's most experienced dealer and we offer professional quick and easy next day installation!

Buy Local & Save Money

Proudly Serving

  • Sacramento
  • Stockton
  • Galt
  • Elk Grove
  • Folsom
  • El Dorado Hills
  • Rancho Cordova
  • Rocklin
  • Roseville
  • Natomas
  • W. Sacramento
  • Davis
  • Lincoln
  • Vacaville

Wireless Package starting at #35.99 per month

ADT is the #1 home security company in America, helping protect over 5 million American homes and families, 24 hours a day, 7 days a week. At Security Systems Unlimited we offer a variety of home security products and services to meet your needs and keep you and your loved ones safe.

Join ADT's network. Your family is Our family!


Don't Become a Statistic

According to the Federal Bureau of Investigation, 2006 National Crime Report, in the time it takes you to read this sentence, one burglary will be committed in the United States. In this same time a fire department will be responding to a fire somewhere in this country.

  • One out of every five homes will experience a burglary, fire or carbon monoxide poisoning within the next six years.
  • 38% of assaults and 60% of rapes occur during a home invasion.
  • Twenty people die by fire in their homes every 24 hours.
  • More than 1,800 deaths occur each year from carbon monoxide poisoning.
  • One out of every three homes will have a medical emergency this year.
  • ADT monitored residential security systems can help prevent you and your family from becoming a statistic!