Western Digital
Western Digital WD4000F9YZ 4TB Datacenter HDD
★★★★★
Dependable Storage Solution for Demanding EnvironmentsThe WD SE 4TB Datacenter Hard Disk Drive offers a blend of performance, capacity, and resilience for enterprise-level storage needs. It's designed for environments that require reliable data handling and efficient storage solutions. Capaci...
$412.65*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.
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Overview
Dependable Storage Solution for Demanding Environments
The WD SE 4TB Datacenter Hard Disk Drive offers a blend of performance, capacity, and resilience for enterprise-level storage needs. It's designed for environments that require reliable data handling and efficient storage solutions.
- Capacity: 4TB
- RPM: 7200 RPM
- Interface: SATA 6 Gb/s
- Cache: 64MB
- Form Factor: 3.5 Inch
Key Features
Cost-effective per GB
StableTrac and RAFF for enhanced vibration tolerance
Best-in-class Performance
Maximum capacity
Package includes a hard drive only - no screws, cables, manuals included. Please purchase mounting hardware and cables separately if necessary.
Package includes a hard drive only - no screws, cables, manuals included. Please purchase mounting hardware and cables separately if necessary.
Cost-effective datacenter storage delivers the right blend of performance, reliability and capacity and keeps your total cost of ownership low.
All drives undergo at least 5 million hours of functional testing, and over 20 million hours of additional testing under actual workloads in actual server and storage systems.
Enhanced Rotary Acceleration Feed Forward technology results in a significant performance improvement in high vibration environments over the previous generation of drives.
4 TB capacity holds up to 800,000 digital photos, 1,000,000 MP3 files, and 300 hours of HD video.
5 year limited warranty.
Specifications
Brand
Western Digital
Model
WD4000F9YZ
Capacity
4TB
Product Type
Datacenter HDD
Vibration Tolerance
StableTrac, RAFF (Rotary Acceleration Feed Forward)
Testing
5 Million+ Functional Hours, 20 Million+ Actual Workload Hours
Warranty
5 Year Limited Warranty
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View on Amazon →Pros & Cons
👍 Pros
- Provides a cost-effective per GB solution, optimizing storage expenses for large-scale data centers.
- Features StableTrac and RAFF (Rotary Acceleration Feed Forward) for enhanced vibration tolerance, improving performance in multi-drive systems.
- Delivers best-in-class performance, supporting demanding datacenter workloads efficiently.
- Offers a maximum capacity of 4TB, suitable for storing vast amounts of digital photos, MP3 files, and HD video.
- Undergoes at least 5 million hours of functional testing and over 20 million hours of additional testing under actual workloads, ensuring high reliability.
- Comes with a 5-year limited warranty, providing long-term assurance for datacenter deployment.
👎 Cons
- The package includes only the hard drive, requiring separate purchase of mounting hardware, cables, and manuals.
- Designed specifically for datacenter environments, which may include unique power and cooling considerations not typical for consumer use.
- Does not specify rotational speed (RPM), which is a key performance metric for hard drives.
- While offering high capacity, the performance of a traditional HDD may not match that of an SSD for certain latency-sensitive applications.
- "Best-in-class Performance" is a general claim and specific benchmarks are not provided to quantify this.
Frequently Asked Questions
What capacity does the Western Digital WD4000F9YZ HDD offer?
The Western Digital WD4000F9YZ offers a maximum capacity of 4TB, which can store a significant amount of data, including up to 800,000 digital photos, 1,000,000 MP3 files, or 300 hours of HD video.
Is this hard drive designed for high-vibration environments?
Yes, it features StableTrac and enhanced Rotary Acceleration Feed Forward (RAFF) technology to provide improved vibration tolerance and significant performance in high-vibration settings.
What is the warranty period for this Western Digital datacenter HDD?
The Western Digital WD4000F9YZ comes with a 5-year limited warranty, reflecting its intended durability and reliability for datacenter use.
Does the package include mounting hardware or cables?
No, the package includes only the hard drive itself; mounting hardware, cables, and manuals must be purchased separately if needed.
Has this hard drive undergone extensive testing?
Yes, all drives undergo at least 5 million hours of functional testing and over 20 million hours of additional testing under actual workloads in server and storage systems.
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