The PHOENIX CONTACT part VS-09-BU-DSUB-CD-B is a D-SUB contact carrier designed for shell size 1 connectors. It is specifically made for accommodating nine signal contacts using socket-type connections. This carrier is suitable for crimp contacts and features a straight design for easy installation. It is fixed securely using a 3 mm hole and is compatible with panel mounting frames and sleeve housings of the VS-09 series. This contact carrier ensures reliable and efficient signal transmission in various industrial applications.