Brand: Western Digital · SKU: WD121KRYZ · MPN: WD121KRYZ · Category: Storage
The Western Digital Gold WD121KRYZ 12TB Enterprise Class Hard Drive is engineered for high-availability storage systems and demanding data center environments. Featuring HelioSeal technology for increased capacity and reduced power consumption, this 7200 RPM drive offers a 256MB cache and a SATA 6Gb/s interface. It is designed to handle workloads up to 550TB per year and provides a 2.5 million hour MTBF, ensuring long-term reliability for mission-critical applications. With advanced vibration protection technology (RAFF), it maintains high performance even in high-vibration environments like multi-drive RAID arrays. This drive is optimized for enterprise-class reliability, capacity, and power efficiency.
| MTBF | 2,500,000 hours |
|---|---|
| Capacity | 12 TB |
| Interface | SATA 6 Gb/s |
| Cache Size | 256 MB |
| Form Factor | 3.5 Inch |
| Sector Size | 512e |
| Workload Rating | 550 TB/year |
| Drive Technology | HelioSeal (Helium Filled) |
| Rotational Speed | 7200 RPM |
| Recording Technology | CMR |
| Vibration Protection | RAFF (Rotational Acceleration Feed Forward) |
| Warranty | 5-Year Limited Warranty |
| Weight | 1.46 lbs |
| Dimensions | 5.79" x 4.0" x 1.03" |
High-performance enterprise-class storage with 12TB capacity, 7200 RPM speed, and helium-sealed reliability for data centers, servers, and high-density storage arrays.
Yes, this WD Gold 12TB Enterprise Class SATA HDD (WD121KRYZ) 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 WD Gold 12TB Enterprise Class SATA HDD 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 WD121KRYZ.