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Seagate

1.0TB Constellation ES Hard Disk Drive

3.5-Inch | SATA 3.0Gb/s | 7200RPM | 32MB Cache
Seagate Constellation ES SATA 3Gb/s 1-TB Hard Drive
Seagate® Constellation™ ES fourth-generation drives are among the highest-capacity drives available. These drives feature enterprise-class reliability and power and performance efficiencies, making them ideal for business-critical, 24x7 multi-drive server and storage environments.
  • Reduces design and support costs by building on the Seagate best-in-class enterprise storage foundation
  • Features a traditional 3.5-inch form factor with enhanced rotational vibration tolerance and high data integrity for enterprise-class reliability in a cost-effective drive
  • Delivers proven reliability, with an MTBF* of 1.2 million hours
  • Reduces energy and cooling costs, with the lowest power consumption of any nearline 3.5-inch drive
  • Includes Seagate PowerChoice™ technology for even greater on-demand power savings during slow or idle periods
*Mean time between failures

1.0TB Seagate Constellation ES Specifications:

Specifications

Form Factor
3.5″ HDD
Interface
SATA 3Gb/s
Capacity1
1.0TB
Formatted Capacity2
931GiB
Rotational Speed
7,200 RPM
Cache / Data Buffer
32MB
Manufacturer Model Number
ST31000524NS
RoHS Compliant
Yes
Format

Physical

Height (max)
26.1mm (1.028″)
Width (max)
101.6mm (4.000″)
Length (max)
146.99mm (5.787″)
Weight (typical)
610g (1.344 lbs.)
Guaranteed Sectors
1,953,525,168
Bytes per Sector
512

Reliability3

MTBF (Mean Time Between Failures)
1,200,000 hours
Warranty
5 Year Seagate Warranty

Performance

Transfer Rate (Max)
3.0 Gb/s
Average Latency
4.16ms

Power

Maximum Start Current, DC
2.08 Amp
Idle Mode
<0.8 Watts

Environmental (Operating)

Shock
Read 70 / Write 40 G max at 2ms
Ambient Temperature (°F)
41°F to 140°F
Ambient Temperature (°C)
5°C to 60°C
Altitude
-304.8 m to 3,048 m (-1,000 ft to 10,000+ ft)

Environmental (Non-Operating)

Shock
300 G max at 1ms
Ambient Temperature (°F)
-40°F to 158°F
Ambient Temperature (°C)
-40°C to 70°C
Altitude
-304.8 m to 12,192 m (-1000 ft to 40,000+ ft)

Acoustics

Idle (Typical)
2.8 bels
Seek (Typical)
3.2 bels
  1. 1GB = 1,000,000,000 bytes. Total accessible capacity varies depending upon operating environment (typically 5-10% less). The actual total capacity will depend on your own defined file settings/preferences.
  2. In terms of standard gigabytes, 1GiB ≈ 1.074GB and refers to the actual formatted capacity of shown under Mac OS 10.5 or earlier and Microsoft Windows OS.
  3. Specific application environments such as temperature and duty cycle will affect the overall reliability rates.
Manufacturer provided specifications for Seagate p/n ST31000524NS UPC#: 715663214342
Seagate 1.0TB Constellation ES Mfr P/N: ST31000524NS OWC SKU: SEAST31000524NS Internal 3.5" Hard Drive Seagate 5 Year Limited Warranty
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