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43W7481 — Storage Datasheet

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

High performance and reliability - these attributes define hard disk drives from IBM - a winning data storage solution. Designed specifically to meet the needs of your advanced, data-intensive applications, IBM hard disk drives provide users with a wide range of capacities and interfaces for nearly every data-intensive application. 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→ 43W7481
SPECIFICATIONS
Part Number43W7481
ManufacturerLenovo
Form FactorLFF
Capacity73.4GB
BROWSE LENOVO MACHINES
ThinkSystem SR650 V1 ThinkSystem SR650 V2 ThinkSystem SR630 V1 ThinkSystem SR630 V2 System x3650 M5 System x3550 M5 ThinkServer RD550 System x IBM System x3650 M4 ThinkServer RD650 SD530 System x3500 M4 ThinkServer RD350
All Lenovo machines and parts
COMPONENT DIAGRAM
RELEASE LATCH 73.4GB NL-SAS 7.2K 43W7481 Lenovo NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | 73.4GB | 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 43W7481 MFR Lenovo
KEY FEATURES
•
LFF Form Factor
•
73.4GB 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 8
40K1043CompatiblePARTNER
IBM 72Gb SAS 3G 15K LFF HDD - Option
compatible
26K5264CompatiblePARTNER
IBM 72GB SAS 3G 15k LFF HDD - P/n
compatible
26K5698CompatiblePARTNER
IBM 72Gb SAS 3G 15K LFF HDD - Option
compatible
26K5701CompatiblePARTNER
IBM 72GB SAS 3G 15k LFF HDD - Fru
compatible
26K5841CompatiblePARTNER
IBM 72GB SAS 3G 15k LFF HDD - P/n
compatible
39R7348CompatiblePARTNER
IBM 72GB SAS 3G 15k LFF HDD - Fru
compatible
LIFECYCLE

No lifecycle data available.

THIS PART SUBSTITUTES FOR 8
26K5264SUBSTITUTE
IBM 72Gb SAS 3G 15K LFF HDD - Option
IBM
26K5698SUBSTITUTE
IBM 72Gb SAS 3G 15K LFF HDD - Option
IBM
26K5701SUBSTITUTE
IBM 72Gb SAS 3G 15K LFF HDD - Option
IBM
26K5841SUBSTITUTE
IBM 72Gb SAS 3G 15K LFF HDD - Option
IBM
39R7348SUBSTITUTE
IBM 72Gb SAS 3G 15K LFF HDD - Option
IBM
40K1043SUBSTITUTE
IBM 72Gb SAS 3G 15K LFF HDD - Option
IBM
40K1075SUBSTITUTE
IBM 72Gb SAS 3G 15K LFF HDD - Option
IBM
43W7487SUBSTITUTE
IBM 72Gb SAS 3G 15K LFF HDD - Option
IBM
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FREQUENTLY ASKED QUESTIONS
What is 43W7481?
43W7481 is a Lenovo 73.4GB Hot-Swap Ultra 320 SAS HDD internal hard drive 15000 RPM 8 MB 3.5" Ultra320 SCSI manufactured by Lenovo.
What parts can replace 43W7481?
There are 8 known substitutes for 43W7481: 40K1043, 26K5264, 26K5698 and 5 more. Substitute compatibility should be verified for your specific system.
Is 43W7481 still available?
43W7481 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.