Western Digital RE4 1TB 20PK
Contents
1. WD RE4 Enterprise SATA Hard Drives Ideal for servers video surveillance and other demanding write intensive applications WD RE4 7200 RPM Enterprise SATA hard drives offer up to 2 TB capacity 64 MB cache Ath generation vibration tolerance and 5 year limited warranty INTERFACE SATA 3 Gb s MODEL NUMBERS WD2003FYYS WD5003ABYX WD1003FBYX WD2503ABYX Product Benefits WIDTH HEIGHT 3 5 inch 1 inch ROTATIONAL SPEED 7200 RPM CAPACITIES 250 GB to 2 TB Note Not all products may be available in all regions of the world Massive capacity WD RE4 Enterprise SATA drives are available with up to 2 TB of cavernous capacity Dual processor With double the processing power WD RE4 boasts the highest performance of any drive in the WD RE family RAFF Enhanced RAFF technology includes sophisticated electronics to monitor the drive and correct both linear and rotational vibration in real time The result is a significant performance improvement in high vibration environments over the previous generation of drives Dual actuator technology A head positioning system with two actuators that improves positional accuracy over the data track s The primary actuator provides coarse displacement using conventional electromagnetic actuator principles The secondary actuator uses piezoelectric motion to fine tune the head positioning to a higher degree of accuracy 2 TB only StableTrac The motor sh2. transfer rate calculated according to the Serial ATA specification published by the SATA lO organization as of the date of this specification sheet Visit www sata io org for details Controlled unload at ambient condition The term of the limited warranty may vary by region Visit support wdc com warranty for details No non recoverable errors during operating tests or after non operating tests 2 3 4 Ssound power level Western Digital For service and literature Compatible with By eu 3355 Michelson Drive Suite 100 http support wdc com ae Windows Irvine California 92612 www westerndigital com W Vista aon 800 ASK 4WDC North America ee Mac 800 832 4778 Spanish 800 6008 6008 Asia Pacific 00800 27549338 Europe toll free where available 31 880062100 Europe Middle East Africa ROHS COMPLIANT oO mw PF L t A N T Canada ICES 003 Class B NMB 003 Classe B Western Digital WD the WD logo and Put Your Life On It are registered trademarks in the U S and other countries and NoTouch IntelliSeek StableTrac RAFF and FIT Lab are trademarks of Western Digital Technologies Inc Other marks may be mentioned herein that belong to other companies Product specifications subject to change without notice 2011 Western Digital Technologies Inc All rights reserved 2879 701338 A06 Sep 2011
3. aft is secured at both ends to reduce system induced vibration and stabilize platters for accurate tracking during read and write operations 1 TB and larger drives only IntelliSeek Multi axis shock sensor Automatically detects the subtlest shock events and compensates to protect the data RAID specific time limited error recovery TLER Prevents drive fallout caused by the extended hard drive error recovery processes common to desktop drives NoTouch ramp load technology The recording head never touches the disk media ensuring significantly less wear to the recording head and media as well as better drive protection in transit Thermal extended burn in test Each drive is put through extended burn in testing with thermal cycling to ensure reliable operation Third generation dynamic fly height Each read write head s fly height is adjusted in real time for optimum reliability 24x7 reliability With 1 2 million hours MTBF tested at 100 duty cycle these drives have the highest available reliability rating on a high capacity drive Calculates optimum seek speeds to lower power consumption noise and vibration Applications Ideal for servers storage arrays video surveillance and other demanding applications PUT YOUR LIFE ON IT WD RE4 Specifications zs pe poa Performance Data transfer rate max Buffer to host 3 Gb s 3 Gb s 3 Gb s 3 Gb s Host to from drive sustaine
4. d 138 MB s 128 MB s 128 MB s 128 MB s Cache MB Rotational soeed RPM 7200 7200 7200 7200 Average drive ready time Sec Configuration Organization Heads disks 8 4 4 2 2 1 1 1 Bytes per sector STD Reliability Data Integrity Load unload cycles 600 000 600 000 600 000 600 000 Power Management 12VDC A max Average power requirements W Read Write Idle Standby Sleep Environmental Specifications Temperature C Operating 5 to 55 Non operating 40 to 70 40 to 70 40 to 70 Shock Gs Operating 2 ms read write 30 30 30 Operating 2 ms read 65 65 65 Non operating 2 ms 300 350 350 Average acoustics dBA Idle mode 29 27 27 Performance seek mode 34 30 30 Quiet seek mode 30 29 29 Physical Dimensions Height in mm max 1 028 26 1 1 028 26 1 1 028 26 1 1 028 26 1 Length in mm max 5 787 147 5 787 147 5 787 147 5 787 147 Width in mm 01 in 4 101 6 4 101 6 4 101 6 4 101 6 Weight llb kg 10 1 66 0 75 1 49 0 68 0 99 0 45 0 99 0 45 hs used for storage capacity one megabyte MB one million bytes one gigabyte GB one billion bytes and one terabyte TB one trillion bytes Total accessible capacity varies depending on operating environment As used for buffer or cache one megabyte MB 1 048 576 bytes As used for transfer rate or interface megabyte per second MB s one million bytes per second and gigabit per second Gb s one billion bits per second Effective maximum SATA 3 Gb s
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