Yeah 100%, I can probably get over to maintain these in March, so as long as it’s good for a few months I’ll be fine though.

https://www.silverstonetek.com/en/product/info/power-supplies/Extreme500Bronze/

Found that Silverstone SFX ones come with ATX adapters and weigh 1kg.
It’s going in a Silverstone rack case.

I’d probably go used enterprise, but the problem is that copper SFP+ are generally pretty expensive. You’d probably have to go all 10GE Base-T with a couple of SFP ports.
Is POE in your requirements also?