A Distribution Box, commonly known as a DB Box, serves as the central point for safely distributing electrical power from a main supply to multiple downstream circuits. It houses protective devices such as circuit breakers or fuses, ensuring both equipment protection and user. Electricity is distributed from the Generating Station to the equipment or machinery or lights of a factory through the following 18 vital components, in order. The brief purposes of these components are also explained in the below section. Generating Station – Generates electricity. Mainly. The installation of electrical systems during the construction of pre-engineered warehouses and factories plays a vital role in overall project quality, especially when integrated with shed fabrication processes to ensure safety, accuracy, and effective long-term operations.