Positronic CBM Combo-D D-Sub Connectors are military-quality connectors that meet the applicable performance requirements of DSCC Specification 85039. These connectors come with size 20 fixed or size 8 removable contacts. They enable mixed contact combinations of power, shielded, air, high voltage, and signal contacts within the same connector body. Positronic CBM Combo-D D-Sub Connectors provide mil-aero performance and are recommended for use in sheltered, mildly corrosive environments that have a wide range of temperature, pressure, and humidity changes.