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Technical Data Sheet
PartsTable / STORAGE_HDD / 51945908-400-ACRS
51945908-400-ACRS ✓ Verified by PartsTable
DELL · 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

The 1 TB Hard Drive from Dell™ brings in the optimum combination of storage capacity, performance and reliability for mainstream and high-performance systems. It offers a spindle speed of up to 7200 RPM and Encrypted Serial ATA Interface provides fast data transfer. This product is tested and validated on Dell systems.

It is supported by Dell Technical Support when used with a Dell system. 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→ 51945908-400-ACRS
SPECIFICATIONS
TypeHDD
HDD size3.5"
HDD speed7200 RPM
InterfaceSerial ATA
HDD capacity1 TB
Operating voltage5 / 12 V
Quantity per pack1 pc(s)
HDD interface transfer rate3 Gbit/s
COMPONENT DIAGRAM
RELEASE LATCH 1TB NL-SAS 7.2K 51945908-400-ACR DELL NL-SAS INTERFACE INTERPOSER SAS drive in SATA tray? Check board compatibility 3.5" (101.6 x 146mm) LFF 3.5" DRIVE | 1TB | 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 51945908-400-ACRS MFR DELL
KEY FEATURES
•
1TB Capacity
VERIFIED SUBSTITUTES & CROSS-REFERENCES

No verified substitutes available.

LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 51945908-400-ACRS?
51945908-400-ACRS is a 1TB SATA manufactured by DELL. It is classified as a STORAGE_HDD (3.5_SATA_HDD).
Is 51945908-400-ACRS still available?
51945908-400-ACRS is currently Unknown.
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PartsTable Design LLC · partstable.com
Last verified: July 2026