Brand: Western Digital · SKU: WD4001FYYG-05JJYW1 · MPN: WD4001FYYG-05JJYW1 · Category: Storage
This Western Digital RE 4TB internal hard drive (WD4001FYYG-05JJYW1) is built for enterprise environments where fast and dependable storage is essential. It is often found in servers and data centers requiring high-capacity solutions with consistent performance. Engineered for professionals managing large amounts of data, this drive suits applications like database management, virtualization, and backup storage. The SAS interface makes it compatible with many server platforms. The drive features 4TB capacity, 7200RPM spindle speed, 32MB cache, and a 6Gbps SAS interface. It is designed for 24/7 operation in up to 100% duty cycles, offering high reliability, performance, and data availability for business-critical enterprise topologies. It also features enhanced RAFF technology to correct linear and rotational vibration in real time, and RAID-specific Time Limited Error Recovery (TLER). The physical dimensions are 26.1 x 101.6 x 147 mm, and it is a 3.5-inch form factor drive.
| MTBF | 1,200,000 hours |
|---|---|
| Cache | 32 MB |
| Capacity | 4 TB |
| Form Factor | 3.5-inch |
| Product Line | RE |
| Hot Swappable | Yes |
| Spindle Speed | 7200 RPM |
| Interface Type | SAS 6.0 Gbps |
| Average Seek Time | 8.5 ms |
| Warranty | Varies (Some listings mention 90 Days or 1 Year Manufacturer/Seller Warranty, often for refurbished units) |
| Weight | 5.00 lbs (approximate) |
| Dimensions | 26.1 x 101.6 x 147 mm |
The WD4001FYYG-05JJYW1 is a 4TB, 7200 RPM, 3.5-inch Enterprise Hard Drive from Western Digital's RE series, featuring a reliable SAS 6Gb/s interface, ideal for demanding server and storage system applications.
Yes, this Western Digital RE 4TB 7200RPM SAS 6Gbps 32MB Cache 3.5-inch Internal Hard Drive (WD4001FYYG-05JJYW1) is 100% genuine Western Digital hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This Western Digital RE 4TB 7200RPM SAS 6Gbps 32MB Cache 3.5-inch Internal Hard Drive includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the WD4001FYYG-05JJYW1.