Seagate Constellation ST9500430SS Serial SCSI / SAS Hard Drive
Capacity: 500GB
Spindle Speed: 7,200RPM
Interface Type: SAS / Serial Attached SCSI
Disk Size: 2.5″x15mm (SFF Hard Drive)
Sustained Throughput (MBps): 97
Average Seek Time (read/write ms): 8.5 / 9.5
Electrical Interface Speed: SAS-2 / Serial Attached SCSI (Generation 2) – 6.0Gbps
On-Board Cache: 16MB
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.
Key Features and Benefits
- Lowest operating power & enhanced power options with PowerChoice™ for even greater power savings during slow or idle periods
- First 2.5″, 15mm business critical drive on the market designed for enterprise reliability, vibration performance and high data integrity. Fits in more server & storage slots!
- Fastest Tier 2/Nearline HDD on the market (SAS @ 6Gb/s speed). At a system level (with more drives) the performance will be >2x as compared to 3.5″ HDD.
- The highest capacity 2.5″ enterprise drive with 500GB with both SAS and SATA interfaces. (160GB SATA also available for boot/entry server applications)
- 6Gbps SAS 2.0 allows for easier integration, enhanced features and outstanding performance
- Government-grade self-encrypting drive (SED) on SAS models
- Best performing nearline drive with Best-in-class Rotational Vibration
Dell p/n: 0K831N K831N TH-0K831N-21233-965-00EA-A00
Manufacturer’s p/n: 9FY246 9FY246-050
Drive specification |
ST9500430SS |
Formatted Gbytes (512 bytes/sector) |
500 |
Bytes per sector |
512 |
Spindle speed (RPM) |
7,200 |
I/O data transfer rate (MBps) |
600 |
Cache buffer |
16 |
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 |
Weight |
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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