Brand: Western Digital · SKU: WD121KFBX · MPN: WD121KFBX · Category: Storage

The WD Red Pro 12TB NAS hard drive delivers reliable storage performance for small and medium business networks. With 7200RPM, SATA 6Gb/s interface, and 256MB cache, it ensures fast data access, high durability, and efficient performance for NAS systems and continuous operation.
| RPM | 7200 |
|---|---|
| Brand | Western Digital |
| Cache | 256MB |
| Capacity | 12TB |
| Category | NAS |
| Interface | SATA 6Gb/s |
| Form Factor | 3.5-Inch |
| Product Name | WD121KFBX Red Pro |
| Product Type | Hard Drive |
| Warranty | 3 years |
The Western Digital WD121KFBX Red Pro 12TB 3.5-inch NAS hard drive is built for high-demand storage environments. Operating at 7200RPM with SATA 6Gb/s interface and 256MB cache, it provides fast, reliable access to large volumes of data. Designed for NAS systems, it supports 24/7 operation and is optimized for multi-drive RAID configurations. Its enterprise-grade durability and error recovery features ensure data integrity, high endurance, and consistent performance for businesses handling intensive workloads, file sharing, and backup solutions in small to medium-sized networks.
Yes, this Western Digital WD121KFBX Red Pro 12TB 7200RPM SATA 6Gb/s 256MB Cache (RoHS) 3.5-Inch NAS Hard Drive (WD121KFBX) 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 WD121KFBX Red Pro 12TB 7200RPM SATA 6Gb/s 256MB Cache (RoHS) 3.5-Inch NAS 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 WD121KFBX.