(4-Terabyte) 4TB SATA3 3.5" hard drivefeaturing with 7200RPM, 64MB cache SATA 6.0Gb/s (Enterprise Grade) hard drive with 1 year warranty.

• Industry's highest capacity nearline drive - SATA III hard drives are available in capacities 4 TB to suit even the most demanding storage needs.
• Highest performance for business-critical applications - delivers 6 Gb/s transfer rates, sustained sequential data rates of 171 MB/s and high random I/O rates.
• Designed for quality and reliability - With a field-tested 1.2 million hour MTBF, this high performance drive delivers the highest level of reliability for 24x7 operation in up to 100% duty cycle applications.
• Dual processor - Twice the processing power to maximize performance.
• Enhanced RAFF technology includes sophisticated electronics to monitor the drive and correct both linear and rotational vibration. The result is a significant performance improvement in high vibration environments over the previous generation of drives.

Features:

• 4 Terabyte Capacity
• Serial ATA 6.0Gbps Interface
• 64MB Buffer Size
• 7200RPM Rotation Speed
• Enterprise Grade, Perfect for Servers, RAID, NAS, Workstation, Media Center
• 1 Year Warranty

Specifications:

Form Factor3.5" Hard DriveManufacturer Part #WD4000FYYZData StorageFormatted Capacity4TB (4000GB)Data Transfer RateTo/From Media6 GbpsBuffer64 MB CacheSeek TimeAverage8.9 msRotational Speed7200RPMInterfaceSATA 6.0GbpsDimensions
(H x W x D)Unit4 in x 5.8 in x 1 inWeightUnit1.4 lbsWarranty1 Year WarrantyIncludes in the BoxSealed Bulk Pack