What causes an AC adapter to fail?

Here are some possible reasons why your AC adapter may fail: All things electronic have a finite life; they will eventually fail. They may receive dirty power that stresses components. … The converter in the sealed box could become fried from a power surge coming in from the AC line.

Here are some possible reasons why your AC adapter may fail: All things electronic have a finite life; they will eventually fail. They may receive dirty power that stresses components. … The converter in the sealed box could become fried from a power surge coming in from the AC line.

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