The Amphenol PT series and PT-SE series connectors (MIL-DTL-26482 Series I) feature high-density contact arrangements within a circular shell. These connectors offer quick-disconnect bayonet coupling for easy mating and un-mating. The PT series includes solder contact options, while the PT-SE series provides high-performance crimp contacts. Additionally, the PT-CE series offers a commercial crimp contact option. These circular connectors are available in various mounting styles and shell sizes, suitable for diverse applications.