Arc-fault circuit interrupter are safety switches, similar to GFCI, that are used to detect electrical arcing and shutoff power to prevent the risk of fire.

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What could be causing AFCI breaker and GFCI receptacle nuisance tripping?

I have a very unusual set of electrical issues that have proven difficult to troubleshoot. I live in a newly constructed house. Each bedroom has AFCI breakers. In the past 3 years living there, the ...