WD 0F30146 Hard Disk Drive
Special Order: typically 2–6 weeks
Ships directly from the manufacturer. This is an estimated lead time, not a guaranteed delivery date.
Availability can change and lead times may be longer. If your project has a deadline, check with us before ordering.
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Key Features
- Enterprise-grade reliability for 24x7 operation, minimizing downtime in servers and surveillance systems
- High 12TB capacity with a 550TB/year workload rating to handle heavy monitoring, backup, and archival workloads
- HelioSeal design and 256MB cache for improved power efficiency and sustained throughput in large arrays
- Rotational Vibration Safeguard (RVS) and dual-stage actuator for consistent performance in multi-drive RAID and security storage
- Long-life design with up to 2.5M hours MTBF and a 5-year limited warranty for predictable total cost of ownership
Quick Specifications
- Product Model
- HUH721212ALE604
- Brand Name
- Western Digital
- Product Line
- Ultrastar
- Product Name
- 12TB Ultrastar DC HC520 SATA HDD
Explore the details
Product information
0F30146
Overview
For mission-critical servers, surveillance recording, and large-scale monitoring deployments, the Western Digital Ultrastar hard drive delivers the capacity and endurance your infrastructure demands. The WD 0F30146 Ultrastar 12TB SATA Hard Drive combines a high 12TB capacity with a 256MB buffer and a SATA/600 interface to sustain large sequential writes and concurrent read workloads typical of security, storage arrays, and backup systems. Engineered with HelioSeal technology and a workload rating up to 550TB per year, this drive reduces power draw while supporting continuous 24x7 operation. Enhanced electronics such as Rotational Vibration Safeguard (RVS) and a dual-stage actuator maintain accuracy and reliability in dense RAID configurations and multi-bay surveillance recorders. With up to 2.5 million hours MTBF and a 5-year limited warranty, the Ultrastar HDD lowers maintenance overhead and protects uptime for enterprise and security applications. Ideal for enterprise storage, video surveillance, and networked monitoring systems—upgrade to the WD Ultrastar 12TB to scale capacity and ensure dependable performance across your data center or security deployment.
Features
- Enterprise-grade reliability for 24x7 operation, minimizing downtime in servers and surveillance systems
- High 12TB capacity with a 550TB/year workload rating to handle heavy monitoring, backup, and archival workloads
- HelioSeal design and 256MB cache for improved power efficiency and sustained throughput in large arrays
- Rotational Vibration Safeguard (RVS) and dual-stage actuator for consistent performance in multi-drive RAID and security storage
- Long-life design with up to 2.5M hours MTBF and a 5-year limited warranty for predictable total cost of ownership
| General Information | |
|---|---|
| Brand Name | Western Digital |
| Manufacturer | Western Digital Corporation |
| Product Line | Ultrastar |
| Product Name | 12TB Ultrastar DC HC520 SATA HDD |
| Product Type | Hard Drive |
| Product Model | HUH721212ALE604 |
| Product Series | DC HC520 |
| Manufacturer Part Number | 0F30146 |
| Technical Information | |
| Disk Format | 512e |
| Device Supported | Server, Storage System |
| Storage Capacity | 12TB |
| Drive Performance | |
| Buffer | 256MB |
| Interfaces/Ports | |
| Drive Interface | SATA |
| Drive Interface Standard | SATA/600 |
| Physical Characteristics | |
| Depth | 5.8" |
| Width | 4" |
| Height | 1" |
| Weight | 1.46lb |
| Product Information | |
| Drive Type | Internal |
| Warranty | |
| Limited Warranty | 5-Year |
| Miscellaneous | |
| Country of Origin | CN |
| Environmentally Friendly | Yes |
| Environmental Certification | CE, FCC, UL |
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Is this right for your project?
Confirm the model, required accessories and delivery needs before ordering.
- SKU:
- 0F30146
- Manufacturer part:
- 0F30146
How do I confirm compatibility?
Check the specifications and manufacturer documents for your existing system. Send us your model numbers and project requirements if you need help selecting equipment or accessories.
Ask a product specialistWhen will this item ship?
Availability is shown above. Special-order items and project quantities may need additional lead time. Contact us to confirm a delivery date before scheduling installation.
Shipping, freight and delivery detailsWhat should I know about returns?
Returns require an approved RMA. Consult the linked return policy for deadlines and eligibility. For standard non-defective returns, eligible factory-sealed items carry a 15% restocking fee and customer-paid return shipping; open-box and used items are refused. Defective and DOA claims follow the policy's separate terms. Special orders and other exclusions are final sale.
Read return eligibility and exclusionsWD 0F30146 Hard Disk Drive
0F30146