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81Y9791 — Lenovo 81Y9791 internal hard drive 1 TB 7200 RPM 3.5" NL-SATA

Lenovo · DRIVE LFF
PRODUCT OVERVIEW

81Y9791: Lenovo 81Y9791 internal hard drive 1 TB 7200 RPM 3.5" NL-SATA. It is cited to fit LENOVO System x IBM System x3650 M4, LENOVO System x System x3100 M5, LENOVO System x System x3300 M4 and 7 more listed machines.

Lenovo 81Y9791 internal hard drive 1 TB 7200 RPM 3.5" NL-SATA. 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→ 81Y9791
SPECIFICATIONS
Part Number81Y9791
ManufacturerLenovo
Form FactorLFF
Capacity1TB
FITS THESE MACHINES
Lenovo System x IBM System x3650 M4
Lenovo System x3100 M5
Lenovo System x3300 M4
Lenovo System x3500 M5
Lenovo System x3500 M4
Lenovo System x3530 M4
Lenovo System x3550 M4
Lenovo System x3550 M5
Lenovo System x3630 M4
Lenovo System x3650 M5
COMPONENT DIAGRAM
RELEASE LATCH 1TB NL-SAS 7.2K 81Y9791 Lenovo NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | 1TB | 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 81Y9791 MFR Lenovo
KEY FEATURES
•
LFF Form Factor
•
1TB 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
SUBSTITUTES & CROSS-REFERENCES 4
81Y9790CompatiblePARTNER
IBM 1Tb SATA 6G 7.2K LFF G2 HDD - Option
compatible
81Y3863CompatiblePARTNER
IBM 1TB SATA 6G 7.2k LFF G2 HDD - P/n
compatible
81Y9792CompatiblePARTNER
IBM 1TB SATA 6G 7.2k LFF G2 HDD - Sbb
compatible
90Y8826CompatiblePARTNER
IBM 1Tb SATA 6G 7.2K LFF G2 HDD - Option
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 4
90Y8826SUBSTITUTE
IBM 1Tb SATA 6G 7.2K LFF G2 HDD - FRU
IBM
81Y3863SUBSTITUTE
IBM 1Tb SATA 6G 7.2K LFF G2 HDD - FRU
IBM
81Y9790SUBSTITUTE
IBM 1Tb SATA 6G 7.2K LFF G2 HDD - FRU
IBM
81Y9792SUBSTITUTE
IBM 1Tb SATA 6G 7.2K LFF G2 HDD - FRU
IBM
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FREQUENTLY ASKED QUESTIONS
What is 81Y9791?
81Y9791 is a Lenovo 81Y9791 internal hard drive 1 TB 7200 RPM 3.5" NL-SATA manufactured by Lenovo.
What parts can replace 81Y9791?
There are 4 known substitutes for 81Y9791: 81Y9790, 81Y3863, 81Y9792 and 1 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.