Naši specialisté
Western Digital Ultrastar DC HC550 16TB 512MB 7200RPM SATA 512E SE NP3
Disk s kapacitou 16 TB, rozhraním SATA 6 Gb/s a 7200 RPM. Má cache 512 MB, MTBF 2,5 M hodin a úroveň šumu 3,6 Bels. Teplotní rozsah je 5-60 °C, s projekcí roční míry selhání 0,35 %. Optimální pro servery.
10 535 Kč bez DPH 8 707 Kč
Popis produktu
SATA
|
SAS
|
|
General
|
||
Interface |
SATA 6 Gb/s
|
SAS 12 Gb/s
|
Capacity1
|
18TB / 16TB
|
18TB / 16TB
|
Format: Sector size (bytes)2
|
4Kn: 4096
|
4Kn: 4096, 4112
|
512e: 512 | 4160, 4224 | |
512e: 512, 520, 528 | ||
Performance
|
||
Data buffer (MB)3 |
512
|
512
|
Rotational speed (RPM)
|
7200
|
7200
|
Sustained transfer rate
|
||
(MiB/s, typical) |
257/250
|
257/250
|
(MB/s, typical)4 | 269/262 | 269/262 |
Reliability
|
||
Error rate (non-recoverable bits read) |
1 in 1015
|
1 in 1015
|
MTBF (M hours, projected)5
|
2,5 | 2,5 |
Annualized Failure Rate (AFR, projected)
|
0.35%
|
0.35%
|
Load/Unload cycles (at 40°C)
|
600
|
600
|
Availability (hrs/day x days/wk)
|
24x7
|
24x7
|
Limited Warranty (yrs)
|
5
|
5
|
Acoustics
|
||
Idle/Operating (Bels, typical) |
2.0/3.6
|
2.0/3.6
|
Power
|
||
Requirement |
+5 VDC, +12VDC
|
+5 VDC, +12VDC
|
Operating (W)6
|
6,5 | 8,8 |
Idle (W)7
|
5,6 | 5,8 |
Power consumption efficiency at Idle
|
0.31/0.35
|
0.32/0.36
|
(Watts/TB) | ||
Physical Size
|
||
z-height (mm) |
26.1
|
26.1
|
Dimensions (width x depth, mm)
|
101.6 (+/-0.25) x 147
|
101.6 (+/-0.25) x 147
|
Weight (g, max)
|
690
|
690
|
Environmental (Operating)
|
||
Ambient temperature |
5°C to 60°C
|
5°C to 60°C
|
Shock (half-sine wave, 2ms, G)
|
70
|
70
|
Vibration-Operating (G RMS, 5 to 500 Hz)
|
0.67 (XYZ)
|
|
Environmental (Non-Operating)
|
||
Ambient temperature |
-40°C to 70°C
|
-40°C to 70°C
|
Shock (half-sine wave, G)
|
250 (2ms)/ 150 (11ms)
|
250 (2ms)/ 150 (11ms)
|
Random Vibration (G RMS, 2 to 200 Hz)
|
1.04 (XYZ)
|
1.04 (XYZ)
|