StarTech.com ICUSB232SM3 USB to Serial Adapter - Prolific PL-2303 - 3 ft / 1m - DB9 (9-pin) - USB to RS232 Adapter Cable - USB Serial - Newegg.com
StarTech.com 1 Port USB to RS232 DB9 Serial Adapter Cable - M/M - ICUSB232V2 - Serial Cables - CDW.com
USB to RS232 (serial) AIC Programming Cable
USB to DB15-232/485 Serial to USB Converter Cable – Alicat Scientific
Keyspan RS232 to USB-A Adapter, DB9, 3-ft Cable | Eaton
USB to RS232 cable with FT231X Chipset — Connective Peripherals - Global Store
1 Port USB 2.0 to Serial Adapter Cable - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com
USB-A to Serial Adapter Cable - RS232, DB9, 5-ft. | Eaton
How to Handle Common Issues with USB to RS-232 Adapter Cables
USB to Serial Converter Cable, USB to DB9 Male Connector with Male Hardware, Cat. No. 528693
12in. USB to DB-9 Serial RS-232 High Speed Adapter w/ Prolific Chipset - Coolgear
6ft. USB 2.0 to RS-232 DB-9 Serial Adapter w/ 15kV ESD Protection & FTDI Chipset - Coolgear
USB to DB9-232/485 Serial to USB Converter Cable – Alicat Scientific
C2G 1.5ft USB to Serial Cable USB to DB9 Serial RS232 Cable MM Convert a DB9 RS232 serial device to USB great for PDAs digital cameras and many other peripherals - Office
USB-C Serial Cable - Redpark Product Development
TU-S9 - TRENDNET - USB to Serial | Anixter Canada
UC232R-10 - Ftdi - Cable, USB to RS232, For FT232Rl
USB/RS232 Cable for Lab Weighing | Sartorius
USB-RS232 Converter Cables - FTDI Chip | Mouser
SEL-C662 USB Serial Cables | Schweitzer Engineering Laboratories
3ft USB to Serial Cable/RS232 Adapter - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com
TTL-232R-3V3 - Ftdi - Cable, USB to TTL Level, Serial Converter