Western Digital's 20TB hard drive is available this month for $680 | TechSpot
Amazon.com: Western Digital 20TB WD Gold Enterprise Class SATA Internal Hard Drive HDD - 7200 RPM, SATA 6 Gb/s, 512 MB Cache, 3.5" - WD201KRYZ : Electronics
SecureDrive KP SSD 20TB
Rocks Cluster 28x computing Nodes 968 CPU Cores 1 15TB Memory 20TB SAS SSD
30TB/20TB/16TB/8TB/4TB/2TB Mini Portable SSD USB3.1 High Speed Mobile SSD Hard Disk External Solid State Drives Hard Disk for Laptop Hard Drive Plug and Play. Easy To Carry | Wish