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