The Amphenol PT series and PT-SE series connectors, conforming to MIL-DTL-26482 Series I, feature high-density contact arrangements in a circular shell. The PT series offers solder contacts, while the PT-SE series provides high-performance crimp contacts, and the PT-CE series offers a commercial crimp option. These circular connectors are designed with a quick-disconnect bayonet coupling mechanism for easy mating and unmating. They are available in various mounting styles and shell sizes, suitable for a range of applications.