Network switches that support 10GbE RF45 are substantially more expensive than those that support fiber SFP+ transceivers, and so are RF45-supporting transceivers if you want to convert an SFP+ ...
AMPCOM has launched an inexpensive, fanless 8-port 2.5GbE managed switch with one 10GbE SFP+ cage that sells for less than $60 on Aliexpress with free ...