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516815-B21 — HP 300Gb SAS 12G 15K 512n SFF SC HDD

HPE · DRIVE SFF
PRODUCT OVERVIEW

516815-B21: HP 300Gb SAS 12G 15K 512n SFF SC HDD.

HP 300Gb SAS 12G 15K 512n SFF SC HDD. The unit ships in a SFF form factor suitable for standard rack-mount installations. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
SFF BAY→ 516815-B21
SPECIFICATIONS
Part Number516815-B21
ManufacturerHPE
Form FactorSFF
Capacity300GB
Speed15K RPM
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COMPONENT DIAGRAM
LATCH 300GB SAS 15K RPM 516815-B21 SAS CONN WITH TRAY — HOT-PLUG READY Tray: See server gen 300GB SAS 15K RPM 516815-B21 BARE DRIVE — NO LATCH Needs caddy/tray to install 2.5" (70 x 100mm) SFF 2.5" DRIVE | 300GB | SAS 15K RPM Always ask: "Does it come with tray/caddy?" | Tray PN varies by server generation TITLE SFF 2.5" DRIVE PN 516815-B21 CAP 300GB SAS
KEY FEATURES
•
SFF Form Factor
•
300GB Capacity
•
15K RPM Speed
TYPICAL APPLICATIONS
  • Enterprise storage arrays and SANs
  • Direct-attached storage (DAS) expansion
  • Database tier storage (OLTP, OLAP)
  • Virtual machine datastore expansion
  • Backup-to-disk and disaster recovery targets
  • Content delivery and media streaming storage
SUBSTITUTES & CROSS-REFERENCES 12
868219-001CompatiblePARTNER
HP 300GB SAS 6G 15k LFF St HDD
compatible
516810-001CompatiblePARTNER
HP 300Gb SAS 6G 15K LFF HDD - Bare Drive
compatible
516832-001CompatiblePARTNER
HP 300Gb SAS 6G 15K LFF HDD - Bare Drive
compatible
516832-002CompatiblePARTNER
HP 300Gb SAS 6G 15K LFF HDD - Bare Drive
compatible
517350-001CompatiblePARTNER
HP 300GB SAS 6G 15k LFF St HDD
compatible
533871-001CompatiblePARTNER
HP 300Gb SAS 6G 15K LFF HDD - Bare Drive
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 11
EF0300FARMUSUBSTITUTE
HP 300Gb SAS 6G 15K LFF ST HDD
HPE
EF0300FATFDSUBSTITUTE
HP 300Gb SAS 6G 15K LFF ST HDD
HPE
516810-001SUBSTITUTE
HP 300Gb SAS 6G 15K LFF ST HDD
HPE
516814-B21SUBSTITUTE
HP 300Gb SAS 6G 15K LFF ST HDD
HPE
516832-001SUBSTITUTE
HP 300Gb SAS 6G 15K LFF ST HDD
HPE
516832-002SUBSTITUTE
HP 300Gb SAS 6G 15K LFF ST HDD
HPE
517350-001SUBSTITUTE
HP 300Gb SAS 6G 15K LFF ST HDD
HPE
533871-001SUBSTITUTE
HP 300Gb SAS 6G 15K LFF ST HDD
HPE
586875-001SUBSTITUTE
HP 300Gb SAS 6G 15K LFF ST HDD
HPE
652617-005SUBSTITUTE
HP 300Gb SAS 6G 15K LFF ST HDD
HPE
868219-001SUBSTITUTE
HP 300Gb SAS 6G 15K LFF ST HDD
HPE
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FREQUENTLY ASKED QUESTIONS
What is 516815-B21?
516815-B21 is a HP 300Gb SAS 12G 15K 512n SFF SC HDD manufactured by HPE.
What parts can replace 516815-B21?
There are 12 known substitutes for 516815-B21: 868219-001, 516810-001, 516832-001 and 9 more. Substitute compatibility should be verified for your specific system.
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PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.