Hewlett Packard Enterprise 861683-B21 Hard Disk Drive

The Hewlett Packard Enterprise 861683-B21 4TB SATA 6Gb/s 7,200 RPM 3.5-inch LFF hard disk drive is designed for reliable bulk storage in enterprise servers and storage arrays. Eligible for HPE ProLiant Gen8, Gen9, and Gen10 systems, it features a Smart Carrier with hot-plug capability and up to 6 Gb/s data transfer. Specifications include 4TB capacity, SATA 6Gb/s interface, 3.5-inch LFF form factor, 7,200 RPM spindle speed, drive model ST4000NM0035, workload type MDL, and sector formats 512e/4Kn (model dependent). Common applications include backup, archival storage, file servers, surveillance storage, and general business workloads requiring scalable bulk storage.