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Technical Data Sheet
PartsTable / STORAGE_HDD / 44X2450
44X2450 ✓ Verified by PartsTable
IBM · 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

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 7025-01-588-0769, 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→ 44X2450
NSN: 7025-01-588-0769
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
NSN7025-01-588-0769
COMPONENT DIAGRAM
RELEASE LATCH 450GB NL-SAS 15K RPM 44X2450 IBM 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 44X2450 MFR IBM
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 AGENCYIBM TOTAL STORAGE DS4700
SPECIAL FEATURES450 GB 15 000 RPM 4 GBPX FC E-DDM GB
PART NAME ASSIGNED BY CONTROLLING AGENCYIBM TOTAL STORAGE DS4700
SPECIAL FEATURES450 GB 15 000 RPM 4 GBPX FC E-DDM GB
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
41Y8451Compatible
IBM 450GB FC 4GB 15k LFF HDD for Ds4700/exp810 - P/n
compatible
44X2451Compatible
IBM 450GB FC 4GB 15k LFF HDD for Ds4700/exp810 - Fru
compatible
44X2495Compatible
IBM 450GB FC 4GB 15k LFF HDD for Ds4700/exp810 - P/n
compatible
46C4481Compatible
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
44X3237Compatible
IBM 450GB FC 4GB 15k LFF HDD for Ds4700/exp810 - Fru
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 - Option
IBM
41Y8451SUBSTITUTE
IBM 450Gb FC 4Gb 15K LFF HDD for DS4700/EXP810 - Option
IBM
44X2451SUBSTITUTE
IBM 450Gb FC 4Gb 15K LFF HDD for DS4700/EXP810 - Option
IBM
44X2495SUBSTITUTE
IBM 450Gb FC 4Gb 15K LFF HDD for DS4700/EXP810 - Option
IBM
44X3237SUBSTITUTE
IBM 450Gb FC 4Gb 15K LFF HDD for DS4700/EXP810 - Option
IBM
44X3243SUBSTITUTE
IBM 450Gb FC 4Gb 15K LFF HDD for DS4700/EXP810 - Option
IBM
46C4481SUBSTITUTE
IBM 450Gb FC 4Gb 15K LFF HDD for DS4700/EXP810 - Option
IBM
46C8842SUBSTITUTE
IBM 450Gb FC 4Gb 15K LFF HDD for DS4700/EXP810 - Option
IBM
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FREQUENTLY ASKED QUESTIONS
What is 44X2450?
44X2450 is a IBM 450GB 15k 4gbps FC 3.5 E-Ddm HDD manufactured by IBM. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
What parts can replace 44X2450?
There are 8 known substitutes for 44X2450: 41Y8451, 44X2451, 44X2495 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 44X2450?
44X2450 is cataloged in the Federal Logistics Information System (FLIS) under NSN 7025-01-588-0769. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026