Description
The WD Ultrastar DC HC330 WUS721010ALE6L4 is engineered for data centers that require a balance of capacity, performance, and cost efficiency. With 10TB of storage and 7200 RPM spindle speed, it delivers fast data access and reliable performance for storage systems, servers, and scalable computing environments. Designed to handle workloads up to 550TB per year, this enterprise-class drive features a 256MB cache, advanced 512e format, and a SATA 6Gb/s interface for seamless integration. Ideal for block and file storage architectures, the HC330 series ensures consistent uptime, dependable operation, and high access density—making it a trusted choice for IT managers and enterprise deployments. This listing is for a 20-pack, perfect for large-scale storage upgrades.
| Specification | Details |
|---|---|
| Brand | WD |
| Product Line | Ultrastar |
| Series | DC HC330 |
| Model | WUS721010ALE6L4 |
| Pack Quantity | 20 |
| Capacity | 10 TB |
| Spindle Speed | 7200 RPM |
| Cache | 256 MB |
| Format | 512e |
| Interface | SATA |
| Interface Speed | SATA 6Gb/s (SATA/600) |
| Workload Rating | Up to 550TB/year |
| Data Transfer Rate | Up to 255 MB/s |
| Form Factor | 3.5" Internal |
| Device Supported | Storage System, Server |
| Dimensions (H x W x D) | 1" x 4" x 5.8" |
| Weight | 1.65 lbs (per drive) |
| Operating Power | 9.20 W |
| Product Condition | New and Factory Fresh |
Payment & Security
Your payment information is processed securely, and we do not store credit card details or access your credit card information.
Return Policy (Short Summary)
We offer a 30-day return window for most unopened, factory-sealed items.
Returns must be authorized before shipping back and must include all original packaging and accessories. Opened or used items are not returnable unless defective.
Some products—such as custom orders, special-order items, audio gear, software, and LED video walls—are non-returnable. Non-defective returns may be subject to a 20–30% restocking fee, and customers are responsible for return shipping costs.
For damaged or incorrect items, please contact us immediately.
From Scope to Sign-Off
A structured delivery process designed to reduce risk and keep projects moving.
Plan
Discovery, site review, requirements gathering, and project alignment. We define scope, constraints, and success criteria before any design work begins.
- Discovery calls & stakeholder interviews
- On-site survey & infrastructure review
- Requirements & use-case documentation
- Project scope, timeline & milestone alignment
Engineer
System design, schematics, signal flow, BOM development, and documentation. Every project leaves this phase with a complete engineering package.
- AV system design & signal flow diagrams
- Equipment selection & BOM development
- Rack layout & control system design
- As-built documentation package
Deploy
Procurement, logistics, installation, programming, commissioning, and training. We own the delivery from first shipment to final handoff.
- Authorized procurement & logistics coordination
- Physical installation & cable management
- Control system programming & configuration
- Commissioning, testing & end-user training
Support
Monitoring, maintenance, lifecycle planning, and long-term service agreements. We stay engaged long after project close.
- 24/7 remote system monitoring
- Preventive & reactive maintenance
- Technology lifecycle & refresh planning
- Long-term service level agreements
A decade of delivery — trusted by 275+ clients across industries
