General Knoppix support for those who've read the FAQ at the Wiki
ORICO Multi Bay RAID Hard Drive Enclosure USB 3.0/ Type-C For 2.5/3.5'' HDD SSDs
$191.99
Lacie 2big 6TB Raid External Drive Mac Thunderbolt 2 & USB Excellent Condition
$145.00
5 Bay RAID Hard Drive Enclosure USB3.1 TypeC for 2.5" 3.5" SATA HDD SSD - New
$59.99
Dell PERC H330 PCIe 3.0 x8 RAID Storage Controller 4Y5H1 High Profile
$13.99
LSI UCS-RAID9271CV-8i MegaRaid 6Gbps 8-Port PCIe RAID Controller Card SAS9271-8i
$17.99
LSI MegaRAID 9361-8i 12Gbps PCIe 3 x8 SATA SAS 3 8 Port RAID + BBU & CacheVault
$39.00
9207-8i PCIE3.0 6Gbps HBA LSI FW:P20 IT Mode ZFS FreeNAS unRAID 2* SFF-8087 US
$32.88
TWO DRIVES - G-Technology 24TB G-Raid with Thunderbolt 3, USB-C (USB 3.1 Gen 2)
$1250.00
G-TECHNOLOGY 4TB G-RAID EXTERNAL HARD DRIVE ARRAY WITH THUNDERBOLT LOW USAGE
$113.99
OWC Guardian Maximus Raid Enclosure SATA Hard Drive FireWire
$36.99