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