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