Dell 400-ATKL 4TB SAS Hard Drive Kit X7K8W

Dell Part #/MPN: 400-ATKL

DiscTech Item #: DEL-400-ATKL-BN-OE

  • In Stock
    Stock Levels

    We don’t track exact quantities on this item, but it is usually in stock (95% of the time).


Enterprise Grade

Capacity: 4TB

Speed: 7,200RPM

Interface Types: SAS Serial Attached SCSI

Form Factor: 3.5inx1.0in LFF Hard Drive

Sector Size: 512 / 512e

Electrical Interface: SAS-3 Serial Attached SCSI v3 - 12.0Gbps

Compatible Systems: Dell 14th Gen. R640/R740

Dell 400-ATKL / 84KR4 4TB 3.5in LFF 12Gbps 7.2K RPM 512n HS Near-Line SAS Hard Drive Kit X7K8W - Brand New

This kit contains one 3.5" Large Form Factor 4TB / 4000GB 12Gbps 7200 RPM SAS Hard Drive and one Dell X7K8W tray.

Dell 400-ATKL / 84KR4 4TB / 4000GB 3.5" Large Form Factor 12.0 Gb/s 7200 RPM 512 Native Hot-Swap Near-Line Serial Attached SCSI / SAS Hard Drive / HDD Kit X7K8W - Brand New

Manufacturer Part Number: 84KR4, 084KR4
Dell Part Number: 400-ATKL


  • Offers - 2 TB capacity to store large amount of data
  • SAS interface delivers high data transfer speeds
  • 7,200 RPM spindle speed ensures excellent performance

Increase the storage capacity of your system with the 4 TB Hard Drive from Dell. Offering a rotational speed of 7,200 RPM, this drive provides fast disk access. Featuring SAS interface, this hard drive delivers enhanced data transfer speeds.

This kit contains one 3.5" Large Form Factor 4TB / 4000GB 6Gbps 7200 RPM SAS Hard Drive and one Dell X7K8W tray.

This product is compatible with the following Dell 14Gen systems: PowerEdge R640, R740, R740XD, R940


This tray/caddy is fully compatible with Dell PowerEdge Gen 14 Servers and Storage arrays that support SATA or SAS 3.5" hard drives including:

 PowerEdge R740
PowerEdge R640
PowerEdge R740XD
PowerEdge C6420
PowerEdge R440
PowerEdge R540
PowerEdge R6415
PowerEdge R7415
PowerEdge R7425
PowerVault NX3240
PowerEdge R240
PowerEdge R340
PowerEdge R740xd2
PowerVault NX440
PowerEdge R6515
PowerEdge R6525
PowerEdge R7515
PowerEdge C6525
BSN Recorder Node
PowerEdge R7525

This kit includes:

  • 1x 4TB / 4000GB 12Gbps 3.5" SAS Hard Drive
  • 1x Dell X7K8W
  • 4x mounting screws

Product Specifications
Dell Part#400-ATKL
Manufacturer Part#84KR4
Device TypeHard Drive - Hot-Swap - Nearline
Capacity4TB / 4000GB
Form Factor3.5"
InterfaceSAS 12Gbps
Serial Attached SCSI - 3
Data Transfer Type1200 Mbps / 1.2 GBps (External)
Spindle Speed7200 RPM
FeatureAdvanced Format 512n

Click here to view the manufacturer's item description/brochure

ROHS Compliant

Alternate MPNs: 84KR4

Weight: 2.5 lb

Warranty: 1 Year DiscTech

Brand New

Condition Levels Explained

The product is brand new.

1 Year DiscTech Warranty

Product Warranties Explained

The product has a DiscTech warranty for the time period specified. View our limited warranty