StarTech.com 3ft USB to Serial Cable USB to Serial Port Adapter RS232 DB9 Male to USB Prolific IC - 1P3FPC-USB-SERIAL - USB Adapters - CDW.com
USB-C to Serial Adapter, RS232
C2G 1.5ft USB to Serial Cable - USB to DB9 Serial RS232 Cable - M/M - 26886 - USB Adapters - CDWG.com
Amazon.com: Cable Matters USB to Serial Adapter Cable (USB to RS232, USB to DB9) 3 Feet : Electronics
Prolific Usb Serial 9 Pin Db9 Rs232 Adapter Cable - Usb Rs232 Port Db9 Pin Cable - Aliexpress
USB-RS232-WE-1800-BT_0.0 - Ftdi - Cable, USB A to RS232, Serial Convertor
USB 2.0 To Serial DB9 Male (9 Pin) RS232 Cable Adapter - Sabrent
FTDI Serial USB RS232 Adapter 4 port Din Rail Industrial - Shentek
Mettler Toledo RS232 to USB Converter Cable for XPR Microbalances and Ultra-Microbalances | Fisher Scientific
Amazon.com: Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232DB9 DTE Male Connector, Prolific PL2303HX Rev. D Chipset) : Electronics
USB 2.0 to Serial RS232 Cable
1 Port USB 2.0 to Serial Adapter Cable - Serial Cards & Adapters | StarTech.com Netherlands
Rocstor Premium 5ft 1 Port USB to Null Modem RS232 DB9 Serial DCE Adapter Cable with FTDI
Electronic Master USB to RS232 Cable EM620503 - The Home Depot
USB to RS232 Adapters (FULL SPEED) — Connective Peripherals - Global Store
USB to serial RS232 adapter with two ports
StarTech.com USB to Serial Adapter - 3 ft / 1m - with DB9 to DB25 Pin Adapter - Prolific PL-2303 - USB to RS232 Adapter Cable - Add an RS232 serial port
Usb Rs232 To 3.5mm Serial Converter Adpater Mini Audio Jack Stereo Plug Cable - Pc Hardware Cables & Adapters - AliExpress