The Western Digital Ultrastar DC HC550 is a 14TB, 3.5-inch enterprise hard drive engineered for data centers and professional storage environments that demand reliability and large-scale capacity. As part of Western Digital’s trusted Ultrastar family, it delivers durable performance tailored to continuous, business-critical workloads.
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Model: Ultrastar DC HC550
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Capacity: 14TB
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Form Factor: 3.5 inch
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Interface: SAS
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Data Transfer Rate: 262MBps
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Spindle Speed: 7200RPM
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Cache Size: 512MB
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Designed For: Enterprise storage, data centers, and professional storage systems
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Brand Advantage: Western Digital Ultrastar reliability and ecosystem for scalable, long-duty-cycle deployments
This drive is built to handle demanding workloads with steady throughput and consistent access to large data sets. The SAS interface provides fast, stable connectivity to storage enclosures and server backplanes, while the 14TB capacity supports expansive datasets, backups, and archival needs. With a 7200RPM spindle and a 512MB buffer, it delivers responsive performance for multi-user environments and mission-critical applications.
Specs
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Model: Ultrastar DC HC550
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Size: 3.5 inch
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Capacity: 14TB
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Interface: SAS
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Data Transfer Rate: 262MBps
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Spindle Speed: 7200RPM
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Buffer Size: 512MB
FAQ
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What environments is this drive best suited for?: Enterprise data centers and professional storage systems.
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Does it support high-speed data transfer?: Yes, with a rate of 262MBps via the SAS interface.
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What is the drive’s physical size?: It is a 3.5-inch hard drive.
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How much cache does it have?: 512MB buffer size.
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Is it reliable for continuous operation?: Yes, designed for demanding workloads and 24/7 use.
