ST1000NM0055 1TB SATA3 7.2K 3.5″ Enterprise Hard Disk
The Enterprise HDD ST1000NM0055 is a 1TB 3.5-inch SATA III hard drive designed for business-critical applications and enterprise environments.
Product Description
The Enterprise HDD ST1000NM0055 is a 1TB 3.5-inch SATA III hard drive designed for business-critical applications and enterprise environments. Featuring a 7200 RPM spindle speed and a 128MB cache, it provides consistent performance, fast data transfer, and high reliability for 24/7 operation. Built with rotational vibration sensors and error recovery controls, this drive ensures dependable performance in multi-drive systems and RAID arrays. With a workload rating of up to 550TB per year and a 2 million hours MTBF, it is optimized for long-term durability in demanding storage infrastructures.
Key Features
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1TB enterprise-grade storage capacity
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7200 RPM spindle speed with 128MB cache for reliable performance
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SATA III (6Gb/s) interface for fast and stable data transfers
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Optimized for continuous 24/7 operation with 550TB/year workload support
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Advanced error recovery and vibration protection for RAID and multi-drive systems
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MTBF of 2 million hours ensures long-term durability
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Energy-efficient design with reduced power consumption
Specifications
| Specification | Details |
|---|---|
| Model Number | ST1000NM0055 |
| Capacity | 1TB |
| Form Factor | 3.5 inch |
| Interface | SATA III (6Gb/s) |
| Spindle Speed | 7200 RPM |
| Cache Memory | 128MB |
| Sustained Data Transfer Rate | Up to 210 MB/s |
| Workload Rate Limit | 550TB/year |
| MTBF (Reliability) | 2 million hours |
| Sector Format | 512e |
| Vibration Tolerance | Yes (Rotational Vibration Sensors) |
| Power Consumption (Active/Idle) | ~6.8W / ~4.2W |
| Operating Temperature | 5°C to 60°C |
| Dimensions (H x W x D) | 26.11 x 101.85 x 146.99 mm |
| Weight | ~610g |
Applications
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Enterprise servers and storage arrays
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RAID and multi-drive environments
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Business-critical databases and applications
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Backup and archiving solutions
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Surveillance and streaming systems requiring 24/7 reliability
