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	Kód	Název produktu	Vaše cena

Western Digital Ultrastar DC HC550 18TB 512MB 7200RPM SAS 512E SE NP3

Kód:

HT0F38353

P/N:

WUH721818AL5204

Výrobce:

Western Digital

Záruka:

60 Měsíců

PRA - Sklad Praha,

BRA - Sklad HL Bratislava,

EXT - Externí sklad: Pro termín dodání kontaktujte svého obchodníka

Podrobnosti o produktu

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)

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