Amazon.co.jp: UGREEN Wired LAN Adapter, USB LAN, 1000 Mbps High Speed, Compatible with Switch, USB 3.0 to RJ45, Compatible with Windows, Mac OS, Gigabit Ethernet, Aluminum Case, Gaming and Net Conferencing :
Amazon.com: Mini Industrial 4 Port 10/100/1000Mbps Gigabit Ethernet POE + Switch with SFP Port Din Rail/Wall-Mount 4 Port 10/100/1000BASE-T RJ45 + 1 Port 100/1000FX (SFP) Support 12-48V DC : Electronics