The Hewlett Packard Enterprise 857644-B21 is a 10 TB, 12G SAS, 3.5-inch LFF enterprise hard disk drive built for HPE ProLiant servers and storage systems, delivering bulk storage for large-scale workloads. It spins at 7,200 RPM, uses the H512e sector format, and comes with a Smart Carrier (SC) for reliable hot-swaps in data-center deployments, optimized for midline (MDL) workloads. Designed for backup, archival storage, surveillance data storage, and cloud infrastructure, this drive provides scalable capacity within HPE ecosystems; a common replacement is P09161-B21 10TB SAS HDD.
