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