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Constellation™ 7200 SATA 3Gb/s 500-GB Hard Drive
The Constellation 7200 hard drive enables manageable nearline storage solutions in 2.5" chassis — either direct attach or in a tiered storage environment — at the lowest power usage without compromising performance or reliability. Constellation 500GB SATA drives deliver cost-effective, eco-friendly nearline storage.
- 500GB
- None
- SATA 3Gb/s
Model ST9500530NS SATA 3Gb/s 500GB
Seagate® Constellation™ drives are the leading 2.5-inch nearline hard drives on the market, featuring eco-friendly enterprise-class reliability that makes them ideal for business-critical, 24x7 multi-drive server and storage environments.
Key Features and Benefits
- Reduces energy use by 54 percent, delivering the lowest power consumption of any nearline drive on the market
- Includes Seagate PowerChoice™ technology for even greater on-demand power savings during slow or idle periods
- Features a compact 2.5-inch form factor with enhanced rotational vibration tolerance and high data integrity for enterprise-class reliability in a cost-effective drive
- Includes a 6Gb/s SAS interface—easing integration and delivering up to 2x the throughput compared to previous-generation hard drives—as well as an enterprise SATA 3Gb/s interface for boot and entry server applications
- Offers the highest capacity of any 2.5-inch nearline drive at 500GB
- TCG-compliant, Self-Encrypting Drive (SED) security option (SAS models only) eliminates the need to overwrite or physically destroy drives, enables safe return of drives for warranty or expired lease purposes and allows organizations to securely repurpose or sell hard drives*
*Not available in all countries
Constellation™ 7200 SATA 3Gb/s 500-GB Hard Drive
ST9500530NS
| Specifications | |
|---|---|
| Model Number | ST9500530NS |
| Interface | SATA 3Gb/s |
| Cache | 32MB |
| Capacity | 500GB |
| Areal density (avg) | 283Gb/in2 |
| Guaranteed Sectors | 976,773,168 |
| PHYSICAL | |
| Height | 14.8mm (0.583 in) |
| Width | 70.0mm (2.76 in) |
| Length | 100.5mm (3.957 in) |
| Weight (typical) | 196g (0.43 lb) |
| PERFORMANCE | |
| Spin Speed (RPM) | 7200 RPM |
| Sustained data transfer rate | 95Mb/s |
| Average latency | 4.16ms |
| Random read seek time | 8.5ms |
| Random write seek time | 9.5ms |
| I/O data transfer rate | 300MB/s |
| Unrecoverable read errors | 1 in 1015 |
| RELIABILITY | |
| MTBF | 1,200,000 hours |
| Annual Failure Rate | 0.73% |
| POWER | |
| 12V start max current | 0.65A |
| 5V start max current | 0.40A |
| Average idle power | 2.6W |
| Average operating power | 3.5W |
| ENVIRONMENT | |
| Ambient Temperature | |
| Operating | 5°–55°C |
| Nonoperating | -40°–70°C |
| Shock | |
| Operating Shock (max) | Read 70 / Write 40 Gs for 2ms |
| Nonoperating Shock (max) | 400 Gs for 2ms |
| ACOUSTICS | |
| Acoustics (Idle Volume) | 2.3 bels |
| Acoustics (Seek Volume) | 2.6 bels |
| Features | |
| Storage Type | HDD |
| None |  |
