The Amphenol PT series connectors, including the PT-SE series, feature high-density contact arrangements within a circular shell compliant with MIL-DTL-26482 Series I standards. The PT series provides solder contacts, while the PT-SE series offers high-performance crimp contacts, and the PT-CE series features a commercial crimp option. These connectors are designed for quick-disconnect bayonet coupling, enabling rapid mating and unmating, and are available in various mounting styles and shell sizes.