Can I unplug my ADT panel?

Author: Tressa Schowalter  |  Last update: Tuesday, March 31, 2026

Your panel has 2 sources of power: The AC power (where it is plugged into an outlet) and the System backup battery. To fully power down your panel you must disconnect both of these. (Note: Powering down your panel should only be done if it is the last resort.

What happens if I unplug my alarm system?

Most home monitoring services will automatically dispatch local police if your system loses power. Disconnecting wiring or causing the old system to lose power may set off a false alarm, resulting in an unnecessary emergency response that could land you with a fine.

How to disconnect an ADT panel?

Removal Instructions
  1. Verify that the system is disarmed.
  2. Go to the Command panel, access the Tools menu > Advanced and select System Shutdown.
  3. Tap Confirm to begin the shutdown.
  4. Wait 30 seconds.
  5. Important: Unplug the transformer from the wall outlet within one minute or the Command panel will reboot.

Does ADT still work without power?

If you lose power, your ADT monitored security system will not turn off and leave you vulnerable to a break-in or fire. Your alarm system has a backup battery to prevent it from turning off. Your monitored security system still works normally when power is off.

Can I use my ADT equipment without service?

Does ADT equipment work if I cancel the service? You must have an active monitoring subscription with ADT to use the equipment that it provides. Otherwise, you miss out on most of the functionality.

What happens if I unplug my ADT system?

Will my ADT alarm still work if I cancel service?

You own the security equipment, even after you end your contract. If you cancel a plan, your home security system will still work, and you will still receive Blue by ADT app alerts and notifications, though you won't have the benefit of professional monitoring.

Can I use my alarm system without monitoring?

Will Home Alarm Work Without Monitoring? A home security system could potentially continue to work without monitoring, depending on the security company you have chosen. However, not all equipment functions without professional monitoring.

Can I just unplug my ADT system?

Your panel has 2 sources of power: The AC power (where it is plugged into an outlet) and the System backup battery. To fully power down your panel you must disconnect both of these. (Note: Powering down your panel should only be done if it is the last resort.

Can I use my ADT equipment with another company?

It's important to understand that you can switch home security companies. 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!

Will an alarm system work without power?

Most Alarm Systems Have Backup Batteries — But There's a Catch. These days, many traditional home security systems run on power from your home. If that power suddenly becomes unavailable, many systems provide backup batteries to keep the keypad and alarm operational.

Can I remove ADT equipment?

If you need to remove an ADT device from your ADT smart home security system, follow the Remove Device instructions: Go into the Main Menu of the ADT+ app. Tap Device. Select the device you want to remove, for example, Door Sensor.

How can I disconnect my home alarm system?

Step-by-Step Guide for Deactivating Alarm Systems
  1. Locate the Control Panel.
  2. Identify the Power Source.
  3. Disarm the System.
  4. Unplug the Transformer (if applicable)
  5. Remove the Backup Battery (if applicable)
  6. Test the System.
  7. Reactivating the Alarm System.
  8. Seeking Professional Assistance.

Do you need an electrician to remove an alarm system?

Can I save on the cost to remove a security alarm by doing it myself? If you don't have prior experience, we'd recommend against removing a wired-in burglar alarm yourself. There's always a safety risk involved when you're working with electricity and electricians are highly skilled professionals.

What happens if I accidentally set off my ADT alarm?

Accidental alarms

If an alarm is accidentally triggered, cancel the alarm with your Base, ADT keypad or the ADT+ app. If you are unable to cancel the alarm in time, keep your phone line free so the ADT Monitoring Centers can reach you.

Will my ADT system work without the battery?

Yes. In case of a power loss, the back-up battery will activate and will operate your alarm system for several hours. In the event your system battery is or becomes low, a low-battery signal will be sent to ADT's Customer Monitoring Center.

What to do with ADT equipment after cancellation?

Typically, they'll simply leave the equipment on the house, and you (or a new owner, if you sell) can re-activate service at any time. If you have existing, previously-installed equipment at your house when you start your ADT contract, that equipment is, and will remain to be, your property.

Do I own my ADT equipment?

With ADT, you lease the equipment. The price of the equipment is rolled into your monthly monitoring payment. When we spoke with an agent from ADT, they said that once the contract is up, they will not take their equipment back—so you can either leave it in the home or throw it out.

Does ADT charge to replace equipment?

LIMITED EQUIPMENT WARRANTY.

During the first 90 days following the order date, ADT will repair or, at its option, refund or replace any defective equipment purchased from ADT at no charge to me using new or refurbished parts of similar features and functionality.

Do you have to give back ADT equipment?

Customers who opt for six months money-back guarantee also have to return all ADT equipment in their homes. The security company will first cancel your contract, remove and pick up the equipment from your property, and only then return your money.

How do I stop my ADT alarm from beeping with a low battery?

Most systems will begin beeping or chirping as a result of a total power outage or failure to recharge the system backup battery. For many of our most popular systems, beeping alarms and low battery trouble beeps can be silenced by pressing the [OFF] or [#] buttons from the keypad.

How much does ADT cost a month?

ADT Pricing vs The Competition

It's all about getting the most value for your money. And in that case, ADT is a clear top choice. Not only does ADT provide good equipment, it also offers good monitoring. The $24.99 to $49.99 that you pay per month gives you access to ADT's monitoring network.

What happens if I stop paying ADT?

If I fail to make any payment when due or to honor any other term or condition of this Contract, ADT may terminate this contract and/or stop providing the alarm monitoring and notification services and repossess or disable the equipment without notice.

How to factory reset ADT panel?

Reset the ADT Security Hub through SmartThings
  1. Open the SmartThings app on your connected phone.
  2. Tap the Home icon, and then select Manage locations.
  3. Choose the location where your ADT Security Hub is added.
  4. Tap Remove location, and then tap Remove to confirm. ...
  5. The ADT Security Hub will reset.

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