| Brand | Dell |
|---|---|
| Category | Dell Server Hard Drives |
| Part number | WF12F-1 |
| Model numbers | ST91000640NS |
| Capacity | 1TB |
| Interface | SATA 2.5 Inch |
| Spindle speed (RPM) | 7200 |
| Data transfer rate | 6Gbps |
| Form factor | 2.5 Inch |
| Hot swap | Yes |
| Best for | Dell Server |
The Dell WF12F ST91000640NS is a reliable enterprise-class hard drive designed for Dell PowerEdge servers and storage systems. Featuring a 1TB storage capacity, 7,200 RPM spindle speed, and SATA 6Gbps interface, this drive delivers dependable performance and cost-effective storage for a wide range of business applications.
Built in a 2.5-inch Small Form Factor (SFF), the drive helps maximize storage density while maintaining efficient power consumption and cooling. Its SATA 6Gbps interface provides solid data transfer performance, making it well-suited for file storage, backup, virtualization, archiving, and general-purpose server workloads.
Designed for continuous 24/7 operation, the Dell WF12F offers the reliability and durability required for enterprise environments while providing an economical solution for expanding server storage capacity.
Key Features:
- Dell Part Number: WF12F
- Seagate Model: ST91000640NS
- 1TB Storage Capacity
- 7,200 RPM Spindle Speed
- SATA 6Gbps Interface
- 2.5-Inch Small Form Factor (SFF)
- Enterprise-Class Reliability and Durability
- Optimized for Dell PowerEdge Servers and Storage Systems
- Ideal for Backup, File Storage, Virtualization, Archiving, and Business Applications
- Designed for Continuous 24x7 Operation
- Cost-Effective Enterprise Storage Solution
The Dell WF12F ST91000640NS hard drive provides a balance of capacity, reliability, and value, making it an excellent choice for enterprise server upgrades, replacements, and storage expansion projects.

