PRODUCT DESCRIPTION
The WD Ultrastar DC HC555 18TB Enterprise Hard Drive, model WUH722018CLE6L4 (Part No: 0B48723), is engineered for modern enterprise and data center environments that require dependable performance, high capacity, and continuous operation.
Using Conventional Magnetic Recording (CMR), this drive ensures predictable and stable throughput for sustained read/write workloads. The 7200RPM spindle speed combined with a 512MB cache buffer enables faster data access and efficient handling of large datasets.
Designed for 24/7 operation with a workload rating of up to 550TB per year, the Ultrastar DC HC555 18TB HDD is ideal for cloud storage, enterprise servers, NAS systems, backup, archival, virtualization, and big data applications. Its SATA 6Gb/s interface provides broad compatibility with existing enterprise storage infrastructure.
Trusted by data centers worldwide, the WD Ultrastar DC HC555 series delivers reliability, performance, and long-term value.
KEY FEATURES & BENEFITS
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18TB high-capacity enterprise storage
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CMR recording for consistent performance
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7200RPM rotational speed
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SATA 6Gb/s interface
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512MB cache buffer
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Designed for 24/7 continuous operation
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Up to 550TB/year workload rating
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Optimized for data centers & NAS systems
🔹 APPLICATIONS
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Enterprise Servers
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Data Centers
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NAS Storage Systems
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Cloud Infrastructure
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Backup & Archival
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Big Data & AI Storage
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Virtualization Platforms
TECHNICAL SPECIFICATIONS
| Specification | Details |
|---|---|
| Brand | Western Digital (WD) |
| Series | Ultrastar DC HC555 |
| Model | WUH722018CLE6L4 |
| Part Number | 0B48723 |
| Capacity | 18TB |
| Form Factor | 3.5-inch |
| Interface | SATA 6Gb/s |
| Speed | 7200 RPM |
| Cache | 512MB |
| Recording | CMR |
| Operation | 24×7 Enterprise |
| Use Case | Data Center, NAS, Server |
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