Service and Repair

Alarm Detection Systems offers a comprehensive service and repair plan covering all parts and labor on a 24/7 basis.

When it comes to protecting your family and your property, nothing can offer as much peace of mind as a security system. However, unless you have your system tested and maintained by qualified professionals, it may not perform when you need it the most. This is why Alarm Detection Systems, Inc., offers complete service plans for alarm system repair and home security system repair, as well as regular testing and inspections. With our expert services, these complicated electronics can be kept in dependable working order. This minimizes the risk of safety issues, property loss and downtime for businesses. We’re the best resource for alarm system repair in Chicago because we ensure that your equipment will continue to operate at peak performance, providing you with peace of mind.

I want to add additional services based on an ADS promotion I have received.


Always There When You Need Us.


You will always reach a live operator when contacting Alarm Detection Systems. ADS has over 100 service vehicles dispatched from our local central monitoring station.


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What We Can Do For You

When you choose one of our business or home alarm repair and service plans, you’ll gain access to our team of highly qualified personnel 24 hours a day, 365 days a year. We will do whatever it takes to make sure the devices monitoring and guarding your home or business against fire and intruders are always in optimal condition, including most alarm equipment installed by other vendors.

Our comprehensive service plan includes:

  • Battery replacement for alarm panels and wireless sensors
  • Same-day repair including weekend and holiday service
  • Replacement coverage for equipment failure*

*Alarm Detection Systems, Inc. is not responsible for equipment, parts or labor

which is necessary due to negligence, abuse, remodeling, criminal acts, non-production parts, or Acts of God.

Annual Testing Includes Inspection of:

  • Panels
  • Sensors
  • Cameras
  • Batteries
  • Communication to central station
  • Other integrated components

Why Do You Need a Service Plan?

When your fire alarm or security system is inspected and serviced regularly by knowledgeable professionals, the lifespan of the equipment is extended. Any worn-out components can be replaced before they fail, saving you time and money associated with emergency repairs. This also can reduce the odds of false alarms that may be caused by faulty wiring or other elements.

Why Choose ADS?

We’re the best source for security system and fire alarm repair in Chicago because no one offers as much experience as we do. Family owned and operated since 1968, we know how important the protection of your home or business is to you. We aim to deliver the most comprehensive services with total integrity and professionalism, so you will always be able to count on us.

With our expertise on your side, you can be certain the sophisticated systems that protect your house or workplace will function as well as possible. We will help you reduce your risk of burglaries, vandalism and fires as well as false alarms. We have more than 100 highly trained and fully certified technicians on call to assist you any time of the day or night. To learn more about what makes us the best source in Chicago for fire alarm maintenance or to schedule an appointment, get in touch with us today.

Alarm License #127-000143.

Protecting your home and the things that are precious to you is what we do.

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Passion to Protect From Day One

ADS has been protecting lives and property for over five decades. We understand that people make the difference.

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We're the leading alarm system provider in the Denver area. Let's talk about making your home or business safer.

Always There When You Need Us

We're the leading alarm system provider in the Midwest. Let's talk about making your home or business safer.

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