WD2003FYYS-02W0B0 - Western Digital RE4 2TB 7200RPM SATA 3GB/s 64MB Cache 3.5-inch Internal Hard Disk Drive

WD2003FYYS-02W0B1 - Western Digital RE4 2TB 7200RPM SATA 3GB/s 64MB Cache 3.5-inch Hard Disk Drive

WD2003FYYS-18W0B0 - Western Digital RE4 2TB 7200RPM SATA 3GB/s 64MB Cache 3.5-inch Hard Disk Drive

WD2003FYYS-23T8B0 - Western Digital RE4 2TB 7200RPM SATA 3GB/s 64MB Cache 3.5-inch Hard Disk Drive

WD2003FYYS-23W0B0 - Western Digital RE4 2TB 7200RPM SATA 3GB/s 64MB Cache 3.5-inch Hard Disk Drive

WD2003FYYS-29T8B0 - Western Digital RE4 2TB 7200RPM SATA 3GB/s 64MB Cache 3.5-inch Hard Disk Drive

WD2003FYYS-50W0B0 - Western Digital RE4 2TB 7200RPM SATA 3GB/s 64MB Cache 3.5-inch Hard Disk Drive

WD2003FYYS-70T8B0 - Western Digital RE4 2TB 7200RPM SATA 3GB/s 64MB Cache 3.5-inch Hard Disk Drive

WD2003FYYS-70W080 - Western Digital RE4 2TB 7200RPM SATA 3GB/s 64MB Cache 3.5-inch Hard Disk Drive

WD2003FYYS/20PK - Western Digital WD2003FYYS 2 TB Internal Hard Drive - 20 Pack - SATA/300 - 7200 rpm - 64 MB Buffer - Hot Swappable

WD20075CLBO - Western Digital Caviar 20GB 7200RPM ATA-100 2MB Cache 3.5-inch Hard Disk Drive

WD2009FYPX - Western Digital RE4-GP 2TB 5400RPM SATA 6GB/s 64MB Cache 3.5-inch Internal Hard Disk Drive