Hewlett Packard Enterprise 858596-B21 Hard Disk Drive

The HPE 858596-B21 is a 2TB, 7,200 RPM SAS 6Gb/s 3.5-inch LFF hard disk drive designed for enterprise servers and storage arrays, delivering reliable bulk data storage and cost-efficient performance for backup, archiving, and general-purpose workloads. It employs a Smart Carrier (SC) with hot-swap support and is built for midline (MDL) workloads in data center environments. Compatible with HPE ProLiant Gen9 and Gen10 servers and related storage systems, this drive is commonly used for capacity expansion, system upgrades, and drive replacements. Key specifications include Brand: HPE; Part Number: 858596-B21 / 858649-001; Storage Capacity: 2TB; Interface: SAS 6Gb/s; Form Factor: 3.5-inch LFF; Drive Type: HDD; Drive Speed: 7,200 RPM; Carrier Type: Smart Carrier; Hot-Swap: Supported; Use Case: Backup, archiving, bulk data storage. Common replacements: HPE 861681-B21 and 872475-B21.