Outdoor power boxes – whether serving as generators, inverters, or energy storage units – often become neighborhood nuisances when their noise levels exceed 65 decibels (roughly equivalent to a loud conversation). Understanding Noise in Outdoor Power. This box outside my house is making a noise, what is this? Hello, this box outside my house started making noise all of sudden today. It is weird that I can hear it very clearly in my room where it is directly connected to, but the one just next to it on the same side of wall, I can't hear. Distribution boxes are the unsung heroes of our electrical systems, quietly managing power until something goes wrong. In this guide, we'll walk through these. There are many factors that may affect the performance of the distribution box in the daily use of equipment, such as whether the daily maintenance measures are scientific and reasonable, dust in the air, temperature of the use environment, good heat dissipation and vibration of the equipment. In modern power systems, distribution boxes are the core equipment for power distribution and control, and their stable operation is crucial to ensuring the safety and reliability of power supply. I'm being driven out of my mind by a loud noise that starts up at night when temperatures drop and/or load increases in our building. I've had to find another place to sleep.