4-Port USB DB-9 Serial Adapter Solution for Windows Operating Systems
4 Port Serial Hub USB to RS232 Adapter - Serial Cards & Adapters | StarTech.com
4-port Usb 2.0 To 4x Rs232 Serial Cable Splitter Converter Ze552a(ftdi Chipset+win 10 Supported) - Pc Hardware Cables & Adapters - AliExpress
4-Port RS-422 / 485 USB to Serial Adapter - Coolgear
4 Port USB to DB9 RS232 Serial Adapter - Serial Cards & Adapters | StarTech.com
StarTech.com USB to RS232/RS485/RS422 Industrial 4 Port Serial Hub Adapter - USB to Serial Converter - ICUSB234854I - USB Adapters - CDW.com
4-port USB to Serial RS232 Converter
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
FTDI Serial USB RS232 Adapter 4 port Din Rail Industrial - Shentek
USB-COM232-PLUS4 - Ftdi - Adapter Board, FTDI Chip, USB to RS232
USB to TTL Serial Cable - Debug / Console Cable for Raspberry Pi : ID 954 : $9.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Amazon.com: USB 2.0 to 4 Ports Serial RS-232 COM DB9 Male Adapter Cable FT232 USB-4x RS232 : Electronics
4 Port USB 2.0 to Serial Adapter Hub - Serial Cards & Adapters | StarTech.com
USB to RS232 Hub (4-Port / Industrial) – CommFront
USB 4-Port Serial Adapter - USB 2.0 to DB-9 Port RS232 with FTDI CHIP - Coolgear
Ftdi Chip 4 Port Usb To Serial Rs232 Db9 Adapter Cable - Pc Hardware Cables & Adapters - AliExpress
Four-port USB to serial RS232 converter / adapter
Industrial USB to 4 Port RS232 Converter - ATC 804 – Grid Connect
4 Port Professional RS-232 USB 2.0 to Serial Adapter w/Nuts
4-Port USB to RS-232 Hub - UC2324, ATEN Converters | ATEN Corporate Headquarters
4-Port USB to RS232 Adapter FTDI Cable - Coolgear
4-Port USB to RS232 Converter DB9 | Black Box
3ft USB to Serial Cable/RS232 Adapter - Serial Cards & Adapters | StarTech.com
4 Port Serial RS-232 Hub w/ FTDI Chipset & RX/TX LED Indicators
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
4-Port USB to RS-232 Serial Adapter Hub
4 Port Professional RS-232 USB 2.0 to Serial Adapter
