Western Digital 4TB WD Blue SATA 3.5 inch

20-pack 3TB WD Purple SATA 3.5 inch

Western Digital Part# WD33PURZ-20PK

Various Hard Drives – Hard Drive - 256 MB Buffer - No Wireless LAN - Purple - SATA - SATA/600 - 5400 Spindle Speed (rpm) - Internal - 3.5" Form Factor - 3 TB Storage Capacity - WD33PURZ - Purple - 20 Packaged Quantity

8TB G-RAID2 Space Grey

Western Digital Part# SDPH62H-008T-NBAAD

Various Hard Drives – DAS Storage System - 2 Total Expansion Bays - G-RAID2 - 1 Total Number of USB Ports - 8 TB Total Hard Drive Capacity Installed - 2 Hard Drives Supported - 2 Hard Drives Installed - 5 Year Limited ...

My Book 22TB Black Pan-AM

Western Digital Part# WDBBGB0220HBK-NESN

Various Hard Drives

My Book Duo 44TB Black Pan-AM

Western Digital Part# WDBFBE0440JBK-NESN

Various Hard Drives