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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

Constellation Hard Drive Image

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 X

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