Western Digital
Western Digital HGST Ultrastar 4TB SAS Enterprise Drive
Enterprise-Class Storage for Demanding EnvironmentsThe HGST Ultrastar 7K4000 is a robust internal hard drive designed for enterprise environments. With high capacity, fast performance, and superior reliability, it’s ideal for critical data storage. Capacity: 4TB Form Factor: 3.5" RPM: 7200...
$164.92*$174.90Save 5%
View on Amazon
✓ In Stock on Amazon.com
*Price sourced from Amazon.com. Last updated:Sep 04, 2026.Price and availability are subject to change — details.
Affiliate Disclosure: As an Amazon Associate, Studio Supplies earns from qualifying purchases made through links on this page, at no additional cost to you. This helps support our editorial team.
Notice a mistake? Let Us Know
Overview
Enterprise-Class Storage for Demanding Environments
The HGST Ultrastar 7K4000 is a robust internal hard drive designed for enterprise environments. With high capacity, fast performance, and superior reliability, it’s ideal for critical data storage.
- Capacity: 4TB
- Form Factor: 3.5"
- RPM: 7200
- Interface: SAS 12Gb/s
- Cache: 64MB
Key Features
Industry's leading 4TB capacity in a standard 3.5-inch form factor
Industry's best Idle and Active power efficiency (Watts/TB)
Reliable, field-proven, 2nd generation HelioSeal process and 7Stac design
2M hours MTBF rating & 5-year limited warranty
Advanced format 4Kn and 512e models
Specifications
Capacity
4TB
Form Factor
3.5-inch
Interface
SAS
Design
2nd generation HelioSeal, 7Stac
MTBF Rating
2M hours
Warranty
5-year limited
Advanced Format Support
4Kn and 512e models
Similar Products
Other products from the same family that visitors often consider:
✓ AvailableWestern Digital 0B36048 Ultrastar 4TB SAS Enterprise HDD
$184.73
View on Amazon →
✓ AvailableWestern Digital HUS724040ALE640-0F14683 4TB Ultrastar Hard Drive
$249.00
View on Amazon →
✓ AvailableWestern Digital WD4000FYYZ 4TB Enterprise Hard Drive
$250.00
View on Amazon →
✓ AvailableWestern Digital WD4001FYYG 4TB SAS HDD Enterprise
$145.00
View on Amazon →
✓ AvailableWestern Digital WD4000FYYZ 4TB Enterprise Hard Drive
$197.00
View on Amazon →Frequently Asked Questions
Is this hard drive compatible with standard SATA connections?
No, this is a SAS (Serial Attached SCSI) enterprise drive, which requires a SAS controller and is not directly compatible with standard SATA interfaces.
What is the rotational speed (RPM) of this drive?
The specific rotational speed (RPM) of the Western Digital HGST Ultrastar 4TB SAS Enterprise Drive is not provided in the features.
Can this drive be used in a home desktop computer?
While technically possible with a SAS controller, this enterprise-grade drive is primarily designed for server environments due to its SAS interface and features.
What does "HelioSeal process" mean for the drive?
The HelioSeal process refers to filling the drive with helium instead of air, which allows for thinner platters, higher capacities, and improved power efficiency and reliability.
Does this drive require specific drivers for operation?
As an enterprise SAS drive, it will require appropriate SAS host bus adapter (HBA) drivers to be recognized and function correctly within a server operating system.
Related Products
