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861754-K21 — Storage Datasheet

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HP · 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 861754K21 internal hard drive 6 TB 7200 RPM 3.5" SAS. 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→ 861754-K21
SPECIFICATIONS
Part Number861754-K21
ManufacturerHP
Form FactorLFF
Capacity6TB
COMPONENT DIAGRAM
RELEASE LATCH 6TB NL-SAS 7.2K 861754-K21 HP NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | 6TB | NL-SAS 7.2K 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 861754-K21 MFR HP
KEY FEATURES
•
LFF Form Factor
•
6TB Capacity
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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
861754-B21Compatible
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
compatible
862140-001Compatible
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
compatible
846521-002Compatible
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF HDD - Bare Drive
compatible
861754-H21Compatible
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
compatible
872288-002Compatible
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF HDD - Bare Drive
compatible
872290-002Compatible
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF HDD - Bare Drive
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 20
877682-001SUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
879478-002SUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
MB006000JWFVESUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
MB006000JWFVLSUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
MB006000JWJRPSUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
MB006000JWKGNSUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
MB006000JWWQNSUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
MB006000JYDNFSUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
MB6000JVYZDSUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
P17959-B21SUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
P17964-B21SUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
P28366-002SUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
P28602-B21SUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
P28602-H21SUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
P28602-K21SUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
P28602-X21SUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
P30570-001SUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
846521-002SUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
861746-B21SUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
861746-H21SUBSTITUTE
HP 6Tb SAS 12G 7.2K 512e Digitally Signed MDL LFF SC HDD
HPE
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FREQUENTLY ASKED QUESTIONS
What is 861754-K21?
861754-K21 is a HP 861754K21 internal hard drive 6 TB 7200 RPM 3.5" SAS manufactured by HP.
What parts can replace 861754-K21?
There are 12 known substitutes for 861754-K21: 861754-B21, 862140-001, 846521-002 and 9 more. Substitute compatibility should be verified for your specific system.
Is 861754-K21 still available?
861754-K21 is currently Unknown.
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Last verified: August 2026