The CISCO UCS-HD4T7KL12N hard disk drive is a large form factor (LFF) storage device, with a 4TB capacity, engineered for reliability and high-volume storage. It operates at a spindle speed of 7,200 RPM, striking a balance between access speed and storage density, making it well-suited for a wide range of applications including data backups, archives, and various secondary storage requirements. The drive features a 12Gbps Serial Attached SCSI (SAS) interface, providing robust data transfer capabilities that are necessary in large-scale storage environments. Designed for seamless compatibility with Cisco Unified Computing System (UCS) servers, this HDD is optimized for businesses seeking a balance between high-capacity storage and consistent performance. It provides an optimal solution for organizations looking to expand their data storage capacity with a reliable, cost-effective HDD option that supports both current and future storage needs.