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The Daily Insight

Can I use my ADT equipment with another company?

Author

John Thompson

Published Feb 18, 2026

Can I use my ADT equipment with another company?

In most cases, ADT equipment can be used by other alarm companies, including Security Alarm. Let us help you save money by utilizing as much of your existing equipment as possible!

Is the Honeywell ADT alarm system Honeywell?

As others have stated, the answer to this question will depend on which actual system the ADT installer put in your property. However, the vast majority of systems that ADT puts in are just branded Honeywell systems.

What to do with an old ADT alarm system?

Call another alarm company and get a new system. They reuse a lot of the old cables and such. I wouldn’t live in BR or NO for a second without a burglar alarm. You folks that can do that have bigger balls then me. Had to go up in the attic and trace the wires. The main power source was fricking plugged into an outlet on the garage ceiling.

Why did my ADT alarm go off after Hurricane Matthew?

Recently, I had a power outage due to hurricane Matthew. I left the house and came home a few hours later to the alarm system beeping like crazy. It had to go. I removed the keypad with no issues. I unscrewed everything in the control box and removed it. Unfortunately, nothing was labeled.

Can you install ADT at your new home?

If you want service at your new home, ADT will install fresh equipment there, based on exactly what you need for the current layout. If the place you’re moving into already has ADT equipment installed, you can work with ADT to activate service using the existing equipment and anything new you want to add.

As others have stated, the answer to this question will depend on which actual system the ADT installer put in your property. However, the vast majority of systems that ADT puts in are just branded Honeywell systems.

What should I do if my ADT alarm goes off?

If you disconnect a lead to the backup battery inside the beige metal cabinet and then unplug the wall transformer that provides AC power to the panel, the system should power down. You can verify it’s powered down by checking the keypad. It should be fully dark and unresponsive to keypad button presses when the system is powered down.

What do you need to know about ADT systems?

When moving into a house with ADT systems, you may find there are multiple components like security cameras, smoke detectors, door/window motion sensors, sirens, etc. However, all these devices may not necessarily cover your security needs.

Recently, I had a power outage due to hurricane Matthew. I left the house and came home a few hours later to the alarm system beeping like crazy. It had to go. I removed the keypad with no issues. I unscrewed everything in the control box and removed it. Unfortunately, nothing was labeled.