The Amphenol PT series connectors, including the PT-SE series, are high-density circular connectors complying with MIL-DTL-26482 Series I standards. They feature a quick-disconnect bayonet coupling mechanism for easy mating and unmating, and are available in various shell sizes and mounting styles. The PT series provides solder contacts, the PT-SE series offers high-performance crimp contacts, and the PT-CE series includes a commercial crimp option.