fanless

https://www.anandtech.com/show/15916/at-last-a-25gbps-consumer-network-switch-qnap-releases-qsw11055t-5port-switch 5 Port unmanaged, no fan, 2.5GbE operation on all five of its RJ45 Ethernet ports for about $100 ($20/port). Time to upgrade everything again. :)