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49Y3727 — Storage Datasheet

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Lenovo · 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

Lenovo 49Y3727 internal hard drive 300 GB 15000 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→ 49Y3727
SPECIFICATIONS
Part Number49Y3727
ManufacturerLenovo
Form FactorLFF
Capacity300GB
COMPONENT DIAGRAM
RELEASE LATCH 300GB NL-SAS 7.2K 49Y3727 Lenovo NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | 300GB | 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 49Y3727 MFR Lenovo
KEY FEATURES
•
LFF Form Factor
•
300GB 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 6
44W2234Compatible
IBM 300Gb SAS 6G 15K LFF HDD - Option
compatible
41Y8484Compatible
IBM 300GB SAS 6G 15k LFF HDD - P/n
compatible
41Y8494Compatible
IBM 300GB SAS 6G 15k LFF HDD - P/n
compatible
44W2235Compatible
IBM 300GB SAS 6G 15k LFF HDD - Fru
compatible
44W2236Compatible
IBM 300GB SAS 6G 15k LFF HDD
compatible
44W2238Compatible
IBM 300GB SAS 6G 15k LFF HDD - P/n
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 6
41Y8484SUBSTITUTE
IBM 300Gb SAS 6G 15K LFF HDD - Option
IBM
41Y8494SUBSTITUTE
IBM 300Gb SAS 6G 15K LFF HDD - Option
IBM
44W2234SUBSTITUTE
IBM 300Gb SAS 6G 15K LFF HDD - Option
IBM
44W2235SUBSTITUTE
IBM 300Gb SAS 6G 15K LFF HDD - Option
IBM
44W2236SUBSTITUTE
IBM 300Gb SAS 6G 15K LFF HDD - Option
IBM
44W2238SUBSTITUTE
IBM 300Gb SAS 6G 15K LFF HDD - Option
IBM
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FREQUENTLY ASKED QUESTIONS
What is 49Y3727?
49Y3727 is a Lenovo 49Y3727 internal hard drive 300 GB 15000 RPM 3.5" SAS manufactured by Lenovo.
What parts can replace 49Y3727?
There are 6 known substitutes for 49Y3727: 44W2234, 41Y8484, 41Y8494 and 3 more. Substitute compatibility should be verified for your specific system.
Is 49Y3727 still available?
49Y3727 is currently Unknown.
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Last verified: September 2026