This is a 4TB spinning SAS hard disk from HGST rebranded for EMC.
Notes:
- Enterprise-class 3.5-inch hard drive designed for 24×7 datacenter operation.
- Member of the HGST Ultrastar 7K4000 family.
- Dual-port 6 Gb/s SAS interface supports redundant paths in enterprise storage systems.
- 512-byte native (512n) format by default; many OEM versions are reformatted to 520-byte or 528-byte sectors for storage arrays.
- 64 MB cache and 7,200 RPM spindle speed provide a balance of capacity and performance.
- Rated for 2 million hours MTBF and continuous enterprise workloads.
- Hot-swap capable when installed in compatible SAS backplanes.
- Commonly deployed in Dell EMC, NetApp, IBM, Oracle, Cisco, HPE, and Supermicro servers and storage arrays.
- OEM firmware may vary by vendor but the underlying hardware is the same Ultrastar 7K4000 platform.
- If a drive has been formatted with 520-byte or 528-byte sectors, it can usually be reformatted to 512-byte sectors using utilities such as
sg_formatbefore use with standard RAID controllers or operating systems.