HP's weird h3c switches are super cheap: https://www.ebay.com/itm/H3C-S5820X-28S-24-Port-10GB-Managed-Network-Switch-NO-PSU/173405754022?hash=item285fc9d2a6:g:

HP's weird h3c switches are super cheap: https://www.ebay.com/itm/H3C-S5820X-28S-24-Port-10GB-Managed-Network-Switch-NO-PSU/173405754022?hash=item285fc9d2a6:g:OqEAAOSwsh5bRgHs https://www.ebay.com/itm/H3C-S5820X-28S-24-Port-10GB-Managed... I used them in prod 5ish years ago. they were workable. Not as nice as arista, but still solid workhorses. leaving loads of cash left over for copper SFPs and 10gig nics: https://www.ebay.com/itm/HP-NC523SFP-10Gb-2-Port-Server-Adapter-593742-001-593717-B21-10-gig/232624435224?hash=item36297f3018:g:fGYAAOSw8i9aVBYf https://www.ebay.com/itm/HP-NC523SFP-10Gb-2-Port-Server-Adap...