The Amphenol PT series and PT-SE series connectors (MIL-DTL-26482 Series I) are high-density circular connectors designed for reliable electrical connections. The PT series features solder contacts, while the PT-SE series offers high-performance crimp contacts, and the PT-CE series provides a commercial crimp option. These connectors incorporate quick-disconnect bayonet coupling for fast mating and un-mating, and are available in various mounting styles and shell sizes suitable for diverse applications.