A circular connector is a coupling device built with a circular interface and cylindrical contact housing which comes with a huge variety of materials, sizes, contact layouts and types, and coupling designs. These circular connectors are commonly utilized for data, signal and power connections in the automation, manufacturing, military, aerospace and transit industries thanks to their rugged mechanical performance and ease of connectivity. They are also very versatile and flexible because of a wide range of contacts, voltages, and currents that can be conveniently featured based on the requirements of the applications.