Western Digital 20-pack 12TB SAS 7200 RPM 256MB 3.5 inch 26.1MM Ultra 512E SED HE12

20-pack 4000GB SATA 7200RPM 128MB 3.5 inch 4KN Ultra BDE

Western Digital Part# 0F23016-20PK

Hard Drives - Internal – Hard Drive - 128 MB Buffer - No Wireless LAN - Ultrastar 7K6000 - SATA - SATA/600 - 7200 Spindle Speed (rpm) - Internal - 3.5" Form Factor - Storage System - 4 TB Storage Capacity - 1" Height - 4" ...

20-pack 4TB UltraStar 7K6000 SATA 7200 RPM 128MB 3.5 inch 26.1MM 4KN Ise

Western Digital Part# 0F22794-20PK

Hard Drives - Internal – Hard Drive - 128 MB Buffer - No Wireless LAN - Ultrastar 7K6000 - SAS - 12Gb/s SAS Drive Interface Standard - 7200 Spindle Speed (rpm) - Internal - 3.5" Form Factor - 4 TB Storage Capacity - 1" Height

20-pack 6000GB Ultra 512E SATA 7200RPM 256MB 3.5 inch 26.1MM SE 7K6

Western Digital Part# 0B36039-20PK

Hard Drives - New Additions – Hard Drive - 128 MB Buffer - No Wireless LAN - Ultrastar DC HC310 - SATA - SATA/600 - 7200 Spindle Speed (rpm) - Restriction of Hazardous Substances (RoHS) - Internal - 3.5" Form Factor - Server - ...