Hewlett Packard Enterprise 872475-B21 Hard Disk Drive

The Hewlett Packard Enterprise 872475-B21 is a 300 GB 12Gb/s SAS 10K RPM 2.5-inch enterprise hard disk drive designed for reliable, high-availability storage in servers and storage arrays. Widely used in HPE ProLiant servers and data center environments, this drive supports workloads ranging from virtualization to databases, delivering consistent performance with a 10,000 RPM spindle and a dual-port SAS interface for redundancy and throughput. Key specifications include a 300 GB capacity, 2.5-inch small form factor (SFF), Smart Carrier (SC) hot-plug support, and a digitally signed (DS) firmware, with data transfer rates up to 12 Gb/s. The model is cataloged as 872475-B21, with a spare part number of 872735-001, and is commonly replaced or upgraded alongside other HPE drives such as 785067-B21, 872479-B21, and 781578-B21 to maintain server and storage system uptime. This enterprise internal HDD is intended for use in enterprise servers and storage systems to provide dependable storage for business-critical applications, including virtualization environments and databases, where balanced performance and capacity are required.