PartsTable
Technical Data Sheet
44X2451 ✓ Verified by PartsTable
Lenovo · STORAGE_HDD · 3.5_SATA_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

IBM 450GB 15K 4GBPS FC 3.5 E-DDM HDD. Key specifications include Type: HDD, HDD size: 3.5", HDD speed: 15000 RPM, Interface: Fibre Channel, HDD capacity: 450 GB, Component for: Server/workstation. The unit ships in a LFF form factor suitable for standard rack-mount installations.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-587-8439, indicating validated use in U.S. government and defense logistics supply chains.

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 3.5_SATA_HDD LFF BAY 44X2451
NSN: 7025-01-587-8439
FSC: 7025
CAGE: 30874 — INTERNATIONAL BUSINESS MACHINES CORPORATION DBA IBM (USA)
SPECIFICATIONS
TypeHDD
HDD size3.5"
HDD speed15000 RPM
InterfaceFibre Channel
HDD capacity450 GB
Component forServer/workstation
Operating voltage5 / 12 V
Quantity per pack1 pc(s)
Harmonized System (HS) code84717050
NSN7025-01-587-8439
COMPONENT DIAGRAM
RELEASE LATCH 450GB NL-SAS 15K RPM 44X2451 Lenovo NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | 450GB | NL-SAS 15K RPM 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 44X2451 MFR Lenovo
KEY FEATURES
LFF Form Factor
450GB Capacity
15K RPM Speed
TYPICAL APPLICATIONS
  • Data center top-of-rack switching
  • High-speed server interconnects (10G/25G/40G/100G)
  • Storage network fabric (iSCSI, FCoE)
  • Campus and branch network infrastructure
  • Firewall and security appliance connectivity
  • WAN edge and SD-WAN deployments
TECHNICAL CHARACTERISTICS (FLIS)
PART NAME ASSIGNED BY CONTROLLING AGENCY4 GBPS HARD DRIVE GBPS
END ITEM IDENTIFICATIONENROUTE AUTOMATION MODERNIZATION (ERAM)
SPECIAL FEATURES4 GBPS, 450 GB, 15K RPM HARD DRIVE GB
PART NAME ASSIGNED BY CONTROLLING AGENCY4 GBPS HARD DRIVE GBPS
END ITEM IDENTIFICATIONENROUTE AUTOMATION MODERNIZATION (ERAM)
SPECIAL FEATURES4 GBPS, 450 GB, 15K RPM HARD DRIVE GB
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
0B23463Interchangeable
Same NIIN cross-reference
interchangeable
46C4481Interchangeable
IBM 450GB 15k 4gbps FC 3.5 E-Ddm HDD
interchangeable
44X2450Compatible
IBM 450Gb FC 4Gb 15K LFF HDD for DS4700/EXP810 - Option
compatible
41Y8451Compatible
IBM 450GB FC 4GB 15k LFF HDD for Ds4700/exp810 - P/n
compatible
44X2495Compatible
IBM 450GB FC 4GB 15k LFF HDD for Ds4700/exp810 - P/n
compatible
46C8842Compatible
IBM 450GB FC 4GB 15k LFF HDD for Ds4700/exp810 - P/n
compatible
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 8
00Y5016SUBSTITUTE
IBM 450Gb FC 4Gb 15K LFF HDD for DS4700/EXP810 - FRU
IBM
41Y8451SUBSTITUTE
IBM 450Gb FC 4Gb 15K LFF HDD for DS4700/EXP810 - FRU
IBM
44X2450SUBSTITUTE
IBM 450Gb FC 4Gb 15K LFF HDD for DS4700/EXP810 - FRU
IBM
44X2495SUBSTITUTE
IBM 450Gb FC 4Gb 15K LFF HDD for DS4700/EXP810 - FRU
IBM
44X3237SUBSTITUTE
IBM 450Gb FC 4Gb 15K LFF HDD for DS4700/EXP810 - FRU
IBM
44X3243SUBSTITUTE
IBM 450Gb FC 4Gb 15K LFF HDD for DS4700/EXP810 - FRU
IBM
46C4481SUBSTITUTE
IBM 450Gb FC 4Gb 15K LFF HDD for DS4700/EXP810 - FRU
IBM
46C8842SUBSTITUTE
IBM 450Gb FC 4Gb 15K LFF HDD for DS4700/EXP810 - FRU
IBM
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FREQUENTLY ASKED QUESTIONS
What is 44X2451?
44X2451 is a IBM 450GB 15K 4GBPS FC 3.5 E-DDM HDD manufactured by Lenovo. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What parts can replace 44X2451?
There are 9 known substitutes for 44X2451: 0B23463, 46C4481, 44X2450 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 44X2451?
44X2451 is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-587-8439. This indicates validated use in U.S. government and defense supply chains.
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