Seagate Constellation ST9500431SS Serial SCSI / SAS Hard Drive

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Seagate Part #/MPN: ST9500431SS

DiscTech Item #: SGT-ST9500431SS-BN-OE

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    Stock Levels

    This item is currently on order with our supplier and is expected to arrive soon.


Enterprise Grade

Capacity: 500GB

Speed: 7,200RPM

Interface Types: SAS Serial Attached SCSI

Form Factor: 2.5inx15mm SFF Server Drive

Encryption/SED Supported

Sector Size: 512 / 512e

Sustained Throughput: 97

Average Seek Time: 8.5 / 9.5

Electrical Interface: SAS-2 Serial Attached SCSI v2 - 6.0Gbps

On-Board Cache: 16MB

Drive specification

ST9500431SS (SED)

Formatted Gbytes (512 bytes/sector)


Self Encrypting Drive (SED) Government Grade Security


Bytes per sector


Spindle speed (RPM)


I/O data transfer rate (MBps)


Cache buffer


Interface Type

6.0Gbps SAS

Average latency

4.16 ms

Seek time (read / write) ms

8.5 / 9.5

Track-to-track seek (read / write) ms

0.8 / 1.0

Dimensions (HxLxW) mm

14.8 / 100.5 / 70


0.196 kg

Operating Shock (Read)

70G, 2ms

Non-operating Shock

400G, 2ms

Temperature - Operating

5C -55C

Temperature - Non-operating

-40C - 70C

Current Requirements 12VDC (Read/Write, Idle)

3.5w / 2.6w

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ROHS Compliant

Weight: 0.5 lb

Warranty: 1 Year DiscTech

Brand New

Condition Levels Explained

The product is brand new & sealed in retail box packaging.

1 Year DiscTech Warranty

Product Warranties Explained

The product has a DiscTech warranty for the time period specified. View our limited warranty

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