You will usually find the distribution box buried a few feet underground, close to your septic tank or at the edge of your drain field. Start by looking for any visible access lids in these areas. To find it quickly, look for a rectangular gray metal box about the size of a medicine cabinet, often positioned close to. A distribution box, also known as a distribution board, electrical panel, or breaker box, is an enclosure that houses electrical components responsible for distributing electricity throughout a building. Find a substation near me – or anywhere in the world – with this free interactive electrical substation map. It supports different cable sizes and types, enabling smooth and fast power distribution. This device is vital for both safety and.