Amphenol's PT/PT-SE series circular connectors are built to meet the demanding requirements of military, commercial, and aerospace applications. These connectors offer a rugged aluminum alloy shell, environmentally sealed construction, and a wide range of wire gauges and current-carrying capacity. They provide quick-disconnect bayonet coupling for rapid mating and unmating, and are designed to operate reliably in temperatures ranging from -67°F to +257°F. Available with solder or crimp gold-plated contacts, these connectors ensure secure and reliable connections in challenging environments.