FCI’s D-Subminiature connectors are part of an industry standard for applications requiring robust and reliable connectors. These proven D-Subminiature connectors are one of the most popular Input – Output interconnects, addressing a wide variety of applications in telecommunications, data, consumer, industrial, military, instrumentation and medical. For many years FCI has been offering a wide range of D-Subminiature connectors to meet various design requirements including those in harsh environments.