801557-001: HPE MSA 4TB 12G SAS 7.2K LFF Midline 3.5 inch 4000 GB Hard Disk Drive (HDD)

At a glance

• Capacity: 4 TB
• Interface: SAS
• Speed: 7.2K rpm
• Bays: LFF
• Endurance class: midline (MDL)

Buyers search for this drive as K2Q82A or by its catalog line. HPE's own record for it reads: HPE MSA 4TB 12G SAS 7.2K LFF (3.5IN) MIDLINE HARD DRIVE. The service record carries 801557-001.

Which controller

This drive is a SAS drive, so it needs a SAS-capable controller such as a Smart Array adapter or a storage enclosure with SAS drive channels. The embedded S100i software RAID supports SATA only.

Glossary for this part

MDL = midline, high capacity 7.2K rpm class; LFF = large form factor, 3.5-inch.

Order or ask

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Additional facts

• HPE PartSurfer: 801557-001 is a '4TB SAS MSA hard drive - 7,200 RPM, 3.5-inch LFF, 12Gb/s, midline (MDL)'; CSR class A. (source)
• HPE retail name: 'HP MSA 4TB 12G SAS 7.2K 3.5in MDL HDD'; also used in MSA 2040 controller and expansion shelf builds. (source)
• MSA array drive with MSA firmware, not a ProLiant server drive. (source)