Amazon.com: Netis ST3124GS 24 port Unmanaged 10/100/1000M Gigabit Switch, Desktop Ethernet Splitter, Ethernet Hub, Plug and Play, Fanless Quite, Traffic Optimization, Sturdy Metal Desktop size, expandable to standard 19 inch rack mount
Amazon.com: TP-Link 24 Port 10/100Mbps Fast Ethernet Switch , Plug & Play , Desktop/Rackmount , Sturdy Metal w/ Shielded Ports , Fanless , Limited Lifetime protection , Unmanaged (TL-SF1024D),white : Industrial & Scientific