Back to regular tech – and what better product to start with than the OWC Helios (3S in that case, but the 3 and 5 should be pretty similar). These are single-PCIe x4 electrical / x16 mechanical, double-slot to Thunderbolt 3 (or 5 in the Helios 5…) enclosures, primarily aimed at the more tech-y end of the Apple crowd, but universally usable for all TB-capable devices.

I already owned one of these, but I also wanted to get rid of an entire server enclosure. Putting a SAS card into them (one of the smallest cases on the market) is the most straightforward way to do just that. […]