The Amphenol PT series and PT-SE series connectors (MIL-DTL-26482 Series I) are high-density circular connectors. They feature various contact configurations, with PT series offering solder contacts, PT-SE providing high-performance crimp contacts, and PT-CE supplying a commercial crimp option. These connectors utilize a quick-disconnect bayonet coupling mechanism for fast mating and unmating. They are available in multiple mounting styles and shell sizes suitable for a range of applications.