The Amphenol PT series and PT-SE series connectors (MIL-DTL-26482 Series I) are high-density circular connectors featuring a rugged shell and reliable contact arrangements. The PT series offers solder contacts, while the PT-SE series provides high-performance crimp contacts, and the PT-CE series includes commercial crimp options. These connectors utilize a quick-disconnect bayonet coupling mechanism for fast mating and un-mating, and are available in various mounting styles and shell sizes, suitable for demanding applications.