Connector housing. HDC housing, size: 8, protection class: IP 68, plug housing, screw closure, standard, cable entry size: M 50. The new seawater-resistant and highly impact-resistant RockStar® housings in IP68 and IP69K are designed for use in extreme environmental conditions and are engineered to meet the high vibration requirements according to DIN EN 61373 Category 2 (bogie). This housing family is therefore ideally suited for trouble-free and maintenance-free operation of heavy connectors in transportation and traffic technology, as well as in energy technology and applications with extreme demands.