StarTech.com ICUSB23216FD USB to Serial Hub - 16 Port - COM Port Retention - Rack Mount and Daisy Chainable - FTDI USB to RS232 Hub - Newegg.com
Usb Serial Prolific | 9 Pin Serial Cable | Pin Cable Adapter | Usb Adapter Cable - Pc Hardware Cables & Adapters - Aliexpress
StarTech.com 8 Port Serial Hub USB to RS232/RS485/RS422 Adapter, Industrial USB 2.0 to DB9 Serial Converter Hub, IP30 Rated, Din Rail Mountable Metal Serial Hub, 15kV ESD Protection - 6ft Locking Cable
4 Port Professional RS-232 USB 2.0 to Serial Adapter
Black Box 8-Port USB to RS232 Serial Adapter / Converter, 8 x DB9 Male - IC1023A - -
8-Port RS-232 USB to Serial Adapter Data Control Box
4-Port USB to RS-232 DB9 Serial Adapter w/ Prolific Chipset
USB-A to Serial Adapter Cable - RS232, DB9, 5-ft. | Eaton
4 Port Professional RS-232 USB 2.0 to Serial Adapter
USB to RS232 Hub (4-Port / Industrial) – CommFront
8 Port Serial Hub USB to RS232 Adapter - Serial Cards & Adapters | StarTech.com
Parallax USB to Serial (RS-232) Adapter with Cable - Parallax
StarTech 4-Port USB to Serial Adapter Hub with COM ICUSB2324X
StarTech.com 8 Port USB to Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention -
4-Port USB to Serial RS232 Hub | TRENDnet - TRENDnet TU-S4
Keyspan RS232 to USB-A Adapter, DB9, 3-ft Cable | Eaton
4-Port USB to RS232 Converter DB9 | Black Box
USB to TTL RS232 RS485 Serial Port Converter Board 3 USB HUB Splitter Expansion|Computer Cables & Connectors| - AliExpress
4 Port USB to RS232 Serial Adapter Hub - Serial Cards & Adapters | StarTech.com
FTDI Serial USB RS232 Adapter 4 port Din Rail Industrial - Shentek
