USB to 8-Port RS-232 RJ45 Serial Interface Adapter - Sealevel
1.5ft (0.46m) USB to DB9 Serial RS232 Adapter Cable | Adapters and Couplers | Audio Video
Ethernet to Serial & HID Keyboard Converter – Intelletto Online Store
8 Port USB to Serial RS232 Adapter Hub - Serial Cards & Adapters | StarTech.com
USB to RS232 Serial over Cat5 Extender Kit(FTDI CHIP)
Amazon.com: USB Over Ethernet RJ45 Extender Adapter Cat5 Cat6 : Electronics
Moxa Converters Serial To Ethernet and USB To Serial
USB over Ethernet Software - USB over Ethernet - Share USB
16-Port Industrial RS232 to USB 2.0 Hi-Speed Serial Adapter - Coolgear
PoE to USB Micro B, RJ45, Active Splitter, 48V to 5V, 1A | Eaton
USB-Over-IP | AnywhereUSB Plus | Connect USB Peripheral Devices Anywhere on a Local Area Network | Digi International
Amazon.com: 6FT USB to RS232 Serial RJ45 Console Adapter Cable for Cisco Huawei TP-Link Routers/Switches to Connect Laptop PC Support Win10 Mac Red FTDI : Electronics
4 Port USB 2.0 Over Ethernet USB Device Server - Coolgear
Amazon.com: StarTech.com USB 3.0 to Gigabit Ethernet Adapter - 10/100/1000 NIC Network Adapter & StarTech.com USB to Serial Adapter - 1 Port - FTDI USB UART Chip - DB9 (9-pin) - USB
USB over IP
Serial RS232 Ethernet Converter - MorphStick Serial to Ethernet Adapter
Amazon.com: StarTech.com USB to Serial Hub - 16 Port - COM Port Retention - Rack Mount and Daisy Chainable - FTDI USB to RS232 Hub (ICUSB23216FD) : Electronics
16 Port RS-232 Rack Mountable USB to Serial Adapter - Coolgear
16 Port RS-232 Rack Mountable USB to Serial Adapter - Coolgear
2-Port USB 3.2 Gen 1 Industrial Surface & DIN-Rail Mount Hub w/ Gigabit Ethernet & DB9 Serial FTDI Chipset
Amazon.com: RJ45 to RS232,LFHUKEJI DB9 9-Pin Serial Port Female to RJ45 Female Cat5 Ethernet LAN Console 3.3Ft : Industrial & Scientific
Sharing USB over Ethernet and the Internet - Roalan
USB RS485 Adapter to RJ45 FTDI chip inside
6ft. USB 2.0 to RS-232 DB-9 Serial Adapter w/ 15kV ESD Protection & FTDI Chipset - Coolgear