“I am looking to add a doorbell next to a door where there is no wires. I can run the wires but I am not sure if the power requires a transformer or just an outlet.”

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• It works off the standard two-wire doorbell setup coming from a transformer.

  Answered by ReefDent 6 years ago

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• Yes, it requires a transformer. A standard doorbell uses a 16 volt DC power supply. If you get a Ring doorbell, it is wired into that standard doorbell supply.

  Answered by Cheryl 6 years ago

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