A sealed smoke alarm has non-replaceable batteries designed to last for the lifetime of the smoke alarm. Before you can dispose of the smoke detector, you should make sure that your smoke detector is completely discharged and that you have a replacement smoke alarm ready for installation. After discharging the smoke alarm, the alarm becomes completely unusable and cannot be reactivated. Take the sealed smoke alarm to a recycling center or to your local hardware store for proper disposal.

Steps

  1. The smoke detector should only be disabled if the detector is near the end of its life. Some smoke detectors, particularly in commercial or monitored residential applications, remain useful for a long time, while others have a much more limited lifespan. You will know if a sealed smoke detector needs to be replaced if the smoke detector is giving the low battery chirp (single beeps every 30 seconds to a minute) and if there is no way to access the battery.
  2. The same mount can be used for the new smoke alarm; however, if the model was updated or discontinued, you may need to remove and replace the mount.
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  3. This will not disable the smoke detector.
  4. Depending on the model, you might need to remove the back label to access this switch.
  5. Upon disabling, the smoke detector will stop beeping. You can confirm the smoke detector is inoperable by pressing the "TEST" button and confirming that there is no sound.
    • You may need a screwdriver or coin in order to use this switch. Some sealed smoke alarms need the wires cut instead.
  6. Confirm it is working by pressing the "TEST" button. The alarm will report its status and may sound.
  7. Take the smoke detector to an electronics recycling store or your local hardware store for safe disposal.
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      Warnings

      • Never leave a room without a working smoke alarm. Smoke inhalation accounts for almost all fire-related injuries and deaths.
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