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81Y9811 — Storage Datasheet

Lenovo · STORAGE_HDD · 2.5_SAS_HDD
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

Lenovo 81Y9811 internal hard drive 2 TB 7200 RPM 3.5" NL-SATA. Key specifications include Type: HDD, HDD size: 3.5", HDD speed: 7200 RPM, Interface: NL-SATA, HDD capacity: 2 TB, Component for: Server/workstation. 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
STORAGE_HDD→ 2.5_SAS_HDD→ LFF BAY→ 81Y9811
SPECIFICATIONS
TypeHDD
HDD size3.5"
HDD speed7200 RPM
InterfaceNL-SATA
HDD capacity2 TB
Component forServer/workstation
Operating voltage5 / 12 V
Quantity per pack1 pc(s)
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 2TB NL-SAS 7.2K 81Y9811 Lenovo NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | 2TB | 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 81Y9811 MFR Lenovo
KEY FEATURES
•
LFF Form Factor
•
2TB 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 2
81Y9810CompatiblePARTNER
IBM 2Tb SATA 6G 7.2K LFF Simple Swap G2 HDD - Option
compatible
81Y9812CompatiblePARTNER
IBM 2Tb SATA 6G 7.2K LFF Simple Swap G2 HDD - SBB
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 2
81Y9810SUBSTITUTE
IBM 2Tb SATA 6G 7.2K LFF Simple Swap G2 HDD - FRU
IBM
81Y9812SUBSTITUTE
IBM 2Tb SATA 6G 7.2K LFF Simple Swap G2 HDD - FRU
IBM
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FREQUENTLY ASKED QUESTIONS
What is 81Y9811?
81Y9811 is a Lenovo 81Y9811 internal hard drive 2 TB 7200 RPM 3.5" NL-SATA manufactured by Lenovo. It is classified as a STORAGE_HDD (2.5_SAS_HDD).
What parts can replace 81Y9811?
There are 2 known substitutes for 81Y9811: 81Y9810, 81Y9812. Substitute compatibility should be verified for your specific system.
Is 81Y9811 still available?
81Y9811 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.