file server - Can I attach a SATA controller? - Raspberry Pi Stack Exchange
Ziyituod PCIe SATA Card, 4 Port with 4 SATA Cable, SATA Controller Expansion Card with Low Profile Bracket, Non-Raid, Boot as System Disk, Support 4 SATA 3.0 Devices
PCI-E Sata Adapter PCIE Sata PCI Express Expansion Card 4 Ports Sata Controller PCIE 3.0 6Gbps for Windows for Mac for NAS - AliExpress
Building the fastest Raspberry Pi NAS, with SATA RAID | Jeff Geerling
Building the fastest Raspberry Pi NAS, with SATA RAID | Jeff Geerling