4 Port Professional RS-232 USB 2.0 to Serial Adapter
HP USB to Serial Port Adapter | HP Store Australia
USB to Serial Converter Lite - from LINDY UK
Startech USB to RS232 DB9/DB25 Serial Adapter Black, Techinn
Amazon.com: Maikrt USB to Serial RS232 Adapter Compatible with Windows, Mac & Linux DB9(9-pin) Serial Adapter Cable - PL2303 Chipset RS232 Serial Converter : Electronics
USB to TTL Serial Cable - Debug / Console Cable for Raspberry Pi : ID 954 : $9.95 : Adafruit Industries, Unique & fun DIY electronics and kits
USB to Serial Adapter Cable
1 Port USB to RS232 DB9 Serial Adapter - Serial Cards & Adapters | Ireland
StarTech.com 1 Port USB to RS232 DB9 Serial Adapter with (ICUSB232D)
ICUSB232V2 - StarTech.com 1 Port USB to Serial RS232 Adapter - Prolific PL-2303 - USB to DB9 Serial Adapter Cable - RS232 Serial Converter (ICUSB232V2) - serial adapter - USB 2.0 - RS-232 - Currys Business
USB to RS232 DB9 Serial Adapter Cable - Serial Cards & Adapters | Europe
USB to Serial 8 port Data Control Box RS-232 FTDI Adapter Win 10