4 Port Serial - USB Cable - Get Console Shop
FTDI Serial USB RS232 Adapter 4 port Din Rail Industrial - Shentek
Amazon.com: TECHTOO 4 Port Professional FTDI CHIP USB to Serial RS232 DB9 Adapter Converter Serial Cable 9-Pin Male to Male with Thumbscrews (W/Thumbscrews, 4 RS232 Port) : Electronics
4-Port USB to RS-232 Hub - UC2324, ATEN Converters | ATEN Corporate Headquarters
4-Port USB DB-9 Serial Adapter Solution for Windows Operating Systems
USB 4-Port Serial Adapter - USB 2.0 to DB-9 Port RS232 with FTDI CHIP - Coolgear
Large Selection of USB-RS232 adapters, Easy Installation and Setup of USB RS232 COM ports.
Amazon.com: StarTech.com 4 Port USB to Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB to DB9 RS232 Hub (ICUSB2324I) : Electronics
StarTech.com USB to RS232/RS485/RS422 Industrial 4 Port Serial Hub Adapter - USB to Serial Converter - ICUSB234854I - USB Adapters - CDW.com
StarTech.com 4 Port USB to Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB to DB9 RS232 Hub (ICUSB2324I) : Electronics - Amazon.com
4 Port Serial RS-232 Hub w/ FTDI Chipset & RX/TX LED Indicators
4 Port USB to DB9 RS232 Serial Adapter - Serial Cards & Adapters | StarTech.com
4 Port USB to DB9 RS232 Serial Adapter - Serial Cards & Adapters | StarTech.com
USB 4-Port Serial Adapter / USB 2.0 Quad Port Serial DB-9 RS-232
4-Port Industrial USB to RS-232 Serial Adapter Cable
4-Port USB to RS-232 DB9 Serial Adapter w/ Prolific Chipset
4 Port Professional RS-232 USB 2.0 to Serial Adapter
4 Port USB to Serial Adapter - USB-B to DB9 RS485 RS422 | Eaton
4-Port USB to RS-232 Serial Adapter Hub
4-Port RS-422 / 485 USB to Serial Adapter - Coolgear
USB to 4-Port RS-232 RJ45 Serial Interface, Bus-Powered - Sealevel
4-Port USB to RS-232 Serial Adapter Hub
4-port USB 2.0 to 4X RS232 serial cable splitter converter ZE552A(FTDI Chipset+win 10 supported)
4-Port USB-A to Serial DB9 Adapter, Keyspan | Eaton
