IBM 300GB 10K RPM Fibre Channel hard drive (part no. 22R5944) in 3.5-inch form factor, delivering 2GB/s sustained throughput over Fibre Channel interface. Designed for enterprise SAN environments and storage arrays requiring high-speed data access with standard 3.5-inch mounting compatibility. The 10,000 RPM spindle speed supports low-latency sequential and random I/O typical of database, transactional, and virtualized workloads. Common deployment in mid-range IBM and third-party SAN arrays from the 2000s era requiring FC-connected block storage. Tested and guaranteed; available via quote.