Hewlett Packard Enterprise 861750-B21 Hard Disk Drive

The Hewlett Packard Enterprise 861750-B21 is a 6TB 3.5-inch LFF SATA hard disk drive designed for enterprise servers and storage arrays, delivering high-capacity bulk data storage with 7,200 RPM performance. It uses a SATA 6Gb/s interface, 512e sector format, and comes in a Smart Carrier (SC) with hot-swap support, making it suitable for maintenance-friendly, scalable deployments in HPE ProLiant Gen9 and Gen10 servers and compatible storage systems. This drive is commonly used for backup, archiving, file storage, and large-scale data retention in data centers, offering reliable throughput for bulk data workloads. Related part numbers include 861750-B21 / 862138-001, with common replacements such as 861681-B21 (2TB), 872479-B21 (10TB SAS 12G 7.2K LFF HDD), and P01366-B21 (4TB).