My use case is a homelab kubernetes cluster, so I want multiple nodes for redundancy, but I don’t want to use too much electricity or generate too much heat. But for the sake of other readers, let’s keep it general:
What’s a nice little computer for a homelab, with its own power supply, ethernet, and room for 2 internal disks?
If you have a friend in IT, see if they can grab you some old workstations when they’re decommissioned. I have several small form-factor Dell Precision workstations that fit your use case perfectly, all hand-me-downs from IT friends.