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. What is a Distribution Box? A distribution box, or DB box, is a circuit breaker enclosure. Moreover, these boxes are intricately designed units that contain various switching equipment, measuring instruments, protective devices, and. This article walks you through the complete distribution box manufacturing process, covering each step from material preparation to final inspection. Design & Engineering Stage Before production begins, our engineers create precise CAD drawings and 3D models of the distribution box. Input:. Distribution boxes – the unsung heroes tucked away in utility closets or basements – are more than just metal shells. The document details the technical specifications and production process of a distribution box roll forming machine by Shenzhen Superda Machine Co.