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400-ATJE — Storage Datasheet

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Dell · DRIVE SFF
WHAT YOU NEED TO KNOW
SAS backplane accepts SATA drives (not vice versa) Buy with tray when possible — saves cost vs separate tray
ALWAYS ASK: "Does it come with tray/caddy?"
PRODUCT OVERVIEW

Increase the storage capacity of your Dell™ System with 1 TB Hard Drive from Dell. It boasts a storage capacity of up to 1 TB, enabling users to store large amounts of data. Featuring Serial ATA interface, this hard drive delivers enhanced data transfer speed of up to 12 Gbps .

Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
SFF BAY→ 400-ATJE
SPECIFICATIONS
Part Number400-ATJE
ManufacturerDell
Form FactorSFF
Capacity1TB
COMPONENT DIAGRAM
LATCH 1TB SAS — 400-ATJE SAS CONN WITH TRAY — HOT-PLUG READY Tray: See server gen 1TB SAS — 400-ATJE BARE DRIVE — NO LATCH Needs caddy/tray to install 2.5" (70 x 100mm) SFF 2.5" DRIVE | 1TB | SAS — Always ask: "Does it come with tray/caddy?" | Tray PN varies by server generation TITLE SFF 2.5" DRIVE PN 400-ATJE CAP 1TB SAS
KEY FEATURES
•
SFF Form Factor
•
1TB 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 12
400-ASKFCompatible
Dell 1Tb SAS 12G 7.2K SFF 512n HDD in LFF R/T-Series Tray - SPN - Gen 14
compatible
400-ATJFCompatible
Dell 1Tb SAS 12G 7.2K SFF 512n HDD in LFF R/T-Series Tray - DPN - Gen 14
compatible
C86D4Compatible
Dell 1Tb SAS 12G 7.2K SFF 512n HDD in LFF R/T-Series Tray - MPN - Gen 14
compatible
NDGNFCompatible
Dell 1Tb SAS 12G 7.2K SFF 512n HDD in LFF R/T-Series Tray - MPN - Gen 14
compatible
400-ALUNCompatible
Dell 1Tb SAS 12G 7.2K SFF 512n HDD R/T-Series Tray - SPN - Gen 13
compatible
400-ALUQCompatible
Dell 1Tb SAS 12G 7.2K SFF 512n HDD R/T-Series Tray - DPN - Gen 13
compatible
LIFECYCLE
StatusUNKNOWN
Availability—
RoHS CompliantEAR99ESD SensitiveNot HAZMAT
THIS PART SUBSTITUTES FOR 4
C86D4SUBSTITUTE
Dell 1Tb SAS 12G 7.2K SFF 512n HDD in LFF R/T-Series Tray - DPN - Gen 14
DELL
NDGNFSUBSTITUTE
Dell 1Tb SAS 12G 7.2K SFF 512n HDD in LFF R/T-Series Tray - DPN - Gen 14
DELL
400-ASKFSUBSTITUTE
Dell 1Tb SAS 12G 7.2K SFF 512n HDD in LFF R/T-Series Tray - DPN - Gen 14
DELL
400-ATJFSUBSTITUTE
Dell 1Tb SAS 12G 7.2K SFF 512n HDD in LFF R/T-Series Tray - DPN - Gen 14
DELL
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FREQUENTLY ASKED QUESTIONS
What is 400-ATJE?
400-ATJE is a DELL 400-ATJE internal hard drive 1 TB 7200 RPM 2.5" Serial ATA manufactured by Dell.
What parts can replace 400-ATJE?
There are 12 known substitutes for 400-ATJE: 400-ASKF, 400-ATJF, C86D4 and 9 more. Substitute compatibility should be verified for your specific system.
Is 400-ATJE still available?
400-ATJE is currently Unknown.
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Last verified: September 2026