


WESTERN DIGITAL 12TB ULTRASTAR DC HC520 SATA HDD - (HUH721212ALE604),0F30146
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The WESTERN DIGITAL 12TB ULTRASTAR DC HC520 SATA HDD delivers robust, high-capacity storage engineered for demanding enterprise applications. With a massive 12TB capacity in a standard 3.5-inch form factor, this drive integrates PMR technology to efficiently handle a wide range of data storage needs, ensuring reliable performance for your data center environments.
Key Features at a Glance
- 12TB capacity in a standard 3.5-inch form factor.
- PMR technology designed for all capacity enterprise applications.
- Reliable, field-proven 4th generation design with 2.5M hours MTBF and 5-year limited warranty.
- Outstanding power efficiency, measured in Watts per TB.
- Supports both SATA 6Gb/s and SAS 12Gb/s interfaces.
- Instant Secure Erase (ISE) and Self-Encrypting Drive (SED) options available.
High-Capacity Enterprise Storage
Experience extensive storage capabilities with the 12TB ULTRASTAR DC HC520, presented in an industry-standard 3.5-inch form factor. Utilizing PMR (Perpendicular Magnetic Recording) technology, this drive is optimized to perform across diverse enterprise applications and environments, providing the necessary capacity for growing data demands, and is available in Advanced Format 4Kn and 512e models.
Robust Performance & Reliability
Built on a reliable, field-proven 4th generation design, this hard drive is engineered for continuous operation. It boasts an impressive 2.5 million hours MTBF (Mean Time Between Failures) rating, signifying its durability and long-term dependability for mission-critical enterprise workloads.
Advanced Data Security & Connectivity
Ensure your data is protected with available Instant Secure Erase (ISE) and Self-Encrypting Drive (SED) options. The drive also offers versatile connectivity, supporting both SATA 6Gb/s and SAS 12Gb/s interfaces. The SAS interface is compatible with next-generation data centers and maintains backwards compatibility with 6Gb/s SAS systems.
Optimized Power Efficiency
Designed with efficiency in mind, the ULTRASTAR DC HC520 delivers outstanding power efficiency, minimizing energy consumption relative to its storage capacity (Watts/TB). This feature helps reduce operational costs in large-scale data center deployments.
Technical Specifications
| Brand | Western Digital |
|---|---|
| Manufacturer | Western Digital, Western Digital |
| Colour | White |
| Form Factor | 3.5-inch |
| Item Height | 1.03 Inches |
| Item Width | 4 Inches |
| Product Dimensions | 14.71 x 10.16 x 2.62 cm; 644 g |
| Item model number | HUH721212ALE604 |
| Memory Clock Speed | 2 |
| Hard Drive Size | 12 TB |
| Hard Disk Description | Mechanical Hard Disk |
| Hard Drive Interface | ATA |
| Hard Disk Rotational Speed | 7200 RPM |
| Hardware Platform | Hyperscale storage, Cloud |
| Are Batteries Included | No |
| Included Components | 1 SATA HDD |
| Manufacturer | Western Digital |
| Item Weight | 644 g |
Frequently Asked Questions
Q: What is the storage capacity and form factor of this drive?
A: The WESTERN DIGITAL 12TB ULTRASTAR DC HC520 SATA HDD offers 12TB of storage capacity in a standard 3.5-inch form factor.
Q: Which interfaces are supported by this hard drive?
A: This drive supports both SATA 6Gb/s and SAS 12Gb/s interfaces. The SAS 12Gb/s is compatible with next-gen data centers and backwards compatible with 6Gb/s SAS.
Q: What data security features does the drive offer?
A: The drive provides Instant Secure Erase (ISE) and Self-Encrypting Drive (SED) options for enhanced data security.

