The Amphenol PT series and PT-SE series connectors, conforming to MIL-DTL-26482 Series I standards, feature high-density contact arrangements within a circular shell. The PT series includes solder contacts, 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 unmating. They are available in various mounting styles and shell sizes, suitable for diverse applications.