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881779-X21 — Storage Datasheet

HPE · DRIVE LFF
WHAT YOU NEED TO KNOW
SAS backplane supports SATA, not vice versa NL-SAS = SAS protocol at nearline (7.2K) speed — NOT SATA
Gen8 LFF tray ≠ Gen10 tray — different screw holes
PRODUCT OVERVIEW

HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF HDD - Bare Drive. Key specifications include Generation: 12th Gen. The unit ships in a LFF 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
LFF BAY→ 881779-X21
SPECIFICATIONS
Generation12th Gen
BROWSE HPE MACHINES
ProLiant DL360 Gen10 ProLiant DL380 Gen10 ProLiant BL460c Gen10 ProLiant DL380 Gen9 ProLiant DL360 Gen9 3PAR StoreServ 8450 ProLiant BL685c G7 3PAR StoreServ 8400 3PAR StoreServ 8440 3PAR StoreServ 8200 MSA 2052 SAN Storage ProLiant BL460c Gen9
All HPE machines and parts
COMPONENT DIAGRAM
RELEASE LATCH 12TB NL-SAS 7.2K RPM 881779-X21 HPE NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | 12TB | NL-SAS 7.2K RPM NL-SAS uses SAS protocol at 7.2K RPM | SAS backplane supports SATA, not reverse Tray generation matters | Gen8 LFF tray differs from Gen10 TITLE LFF 3.5" DRIVE PN 881779-X21 MFR HPE
KEY FEATURES
•
LFF Form Factor
•
12TB Capacity
•
7.2K 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
881779-B21CompatiblePARTNER
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
compatible
882397-001CompatiblePARTNER
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
compatible
868210-001CompatiblePARTNER
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF HDD - Bare Drive
compatible
877029-002CompatiblePARTNER
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF HDD - Bare Drive
compatible
881779-H21CompatiblePARTNER
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
compatible
881779-K21CompatiblePARTNER
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 20
877029-002SUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
881779-B21SUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
881779-H21SUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
881779-K21SUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
881781-B21SUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
881781-H21SUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
881781-K21SUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
881781-X21SUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
881783-B21SUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
882397-001SUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
882398-001SUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
882399-001SUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
MB012000JWDFDSUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
MB012000JWRTFSUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
MB012000JWTFCSUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
MB012000JWZHBSUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
P04385-001SUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
P17961-B21SUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
P17966-B21SUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
P23456-002SUBSTITUTE
HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF SC HDD
HPE
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FREQUENTLY ASKED QUESTIONS
What is 881779-X21?
881779-X21 is a HP 12Tb SAS 12G 7.2K 512e Helium Digitally Signed MDL LFF HDD - Bare Drive manufactured by HPE.
What parts can replace 881779-X21?
There are 12 known substitutes for 881779-X21: 881779-B21, 882397-001, 868210-001 and 9 more. Substitute compatibility should be verified for your specific system.
Is 881779-X21 still available?
881779-X21 is currently Unknown.
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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.