Western Digital WD4500BKHG SFF Serial Attached SCSI / SAS Hard Drive
Capacity: 450GB
Spindle Speed: 10,000RPM
Interface Type: SAS / Serial Attached SCSI
Disk Size: 2.5″x15mm (SFF Hard Drive)
Sustained Throughput (MBps): 155
Average Seek Time (read/write ms):
Electrical Interface Speed: SAS-2 / Serial Attached SCSI (Generation 2) – 6.0Gbps
On-Board Cache: 32MB
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Ultra-fast SAS storage Industry’s highest reliability rating Low power consumption Ultra-cool operation Rotary Acceleration Feed Forward (RAFF)
NoTouch ramp load technology
Environmentally conscious Compatibility This drive is compatible with any server that accepts small form factor (SFF) SAS hard drives |
Specfications | 450 GB |
Model Number | WD4500BKHG |
Interface | SAS 6 Gb/s |
Formatted capacity | 450 GB |
User sectors per drive | 879,097,968 |
SCSI command queuing | Yes |
Form Factor | 2.5-inch |
Performance | |
Data transfer rate (max) | |
Buffer to host | 6 Gb/s |
Host to/from drive (sustained) | 155 MB/s |
Cache (MB) | 32 |
Rotational speed (RPM) | 10,000 |
Average drive ready time (sec) | 16 |
Reliability/Data Integrity | |
Load/unload cycles | 600,000 |
Non-recoverable read errors per bits read | <10 in 10^17 |
MTBF (hours) | 1,750,000 |
Power Management | |
12VDC (A, max) | 1.6 |
Average power requirements (W) | |
Sequential read/write | 8.3 |
Random read/write | 7.1 |
Idle | 5.4 |
Environmental Specifications | |
Temperature (C) | |
Operating | 5 to 55 |
Non-OPERATING (2 ms) | -40 to 70 |
Average acoustics (dBA) | |
Idle mode | 28 |
Performance seek mode | 34 |
Physical Dimensions | |
Height (in./mm, max) | 0.59/15 |
Length (in./mm, max) | 3.94/100 |
Width (in./mm,) | 2.75/69.85 |
Weight (lb./kg) | 0.48/0.22 |
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