520465-1 is a bottom shield accessory designed for 8-position SDL (Shielded Data Link) round-cable plug connectors. This component serves as a protective shield for the bottom half of the connector shell, providing electromagnetic shielding and mechanical protection for data transmission applications. The accessory is compatible with 36-Series and 50-Series round-cable DL plug connectors and maintains a standard receptacle configuration. It is EU RoHS/ELV compliant, ensuring environmental and regulatory compliance. This bottom shield is commonly used in industrial and telecommunications applications where reliable shielded data connectivity and protection against electromagnetic interference are essential.