This sound often vibrates at 60 Hertz (Hz), matching the frequency of the alternating current (AC) supplied by the utility company. This steady, quiet hum is typically caused by the magnetic fields generated within the main transformer or when the panel is under a heavy electrical. Distribution boxes are the unsung heroes of our electrical systems, quietly managing power until something goes wrong. When they start tripping, overheating, or making strange noises, it's more than just an inconvenience - it's your home's cry for help. Typically, it operates quietly, but a buzzing sound can be alarming. It's usually a gray or metal box located in a basement, garage, or utility room, and it contains a series of circuit breakers or fuses that control the flow of electricity.
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