The Amphenol PT series and PT-SE series connectors (compliant with MIL-DTL-26482 Series I) feature high-density contacts within a circular shell. The PT series offers solder contacts, while the PT-SE series provides high-performance crimp contacts, complemented by a commercial crimp option in the PT-CE series. These circular connectors enable quick-disconnect bayonet coupling for fast mating and un-mating, with various mounting styles and shell sizes available.