Amazon.com: 6 Port 2.5G Umanaged Ethernet Switch, 4 x 2.5G Base-T Ports, 2 x 10G SFP, Compatible with 100/1000/2500Mbps, Metal Fanless, Desktop/Wall Mount YuanLey 2.5Gbe Network Switch for Wireless AP, NAS, PC :
Amazon.com: MokerLink 8 Port 2.5G Ethernet Switch with 10G SFP, 8 x 2.5G Base-T Ports Compatible with 10/100/1000Mbps, Metal Unmanaged Fanless Network Switch : Electronics
10-Port 2.5GBASE-T Web Smart PoE+ Switch with 2 x 10G SFP+ Slots - TRENDnet TPE-30102WS