Keyspan RS232 to USB-A Adapter, DB9, 3-ft Cable | Eaton
Amazon.com: Cable Matters : Electronics
RS232 to USB Adapter Cable, 5-ft | Eaton
UT232R-200 - FTDI
USB-C Serial Cable - Redpark Product Development
Amazon.com: CableCreation USB to RS232 Adapter with PL2303 Chipset, 6.6ft USB 2.0 Male to RS232 Female DB9 Serial Converter Cable for Cashier Register, Modem, Scanner, Digital Cameras, CNC,Black : Electronics
USB to RS232 cable with FT232R Chipset — Connective Peripherals - Global Store
USB to RS232 Converter - 6ft - CAB-11304 - SparkFun Electronics
StarTech USB to RS232 DB9/DB25 Male to Male Serial ICUSB232DB25
USB/Serial Converter [FT232RL] : ID 18 : $17.50 : Adafruit Industries, Unique & fun DIY electronics and kits
USB-A to Serial Adapter Cable - RS232, DB9, 5-ft. | Eaton