Jamma CBOX / Supergun: https://aliexpress.com/item/1005005017779420.html, I paid 36€ with shipping from China for the cased variant.
It uses an ATX PSU what I already have.
5x DIN 8 Plug https://aliexpress.com/item/1005003873546785.html, I paid 3€ incl. shipping from China for 5 pieces.
I...