Amazon.com: SABRENT USB 2.0 to Serial (9 Pin) DB 9 RS 232 Converter Cable, Prolific Chipset, HEXNUTS, [Windows 11/10/8.1/8/7/VISTA/XP, Mac OS X 10.6 and Above] 2.5 Feet (CB-DB9P) : Electronics
EKM Blink - RS-485 to USB Converter | EKM Metering Inc.
4-Port USB to RS-232 Serial Adapter Hub
USB to 1-Port RS-422 DB9 Serial Interface Adapter - Sealevel
USB to RS-232 Serial Adapter DB9 - 8 Inch Short Cable
USB to RS-422/485 Adapter - UC485, ATEN Converters | ATEN Corporate Headquarters
Cable AK-CO-02 USB / RS-232
Amazon.com: TRENDnet USB to Serial 9-Pin Converter Cable, Connect a RS-232 Serial Device to a USB 2.0 Port, Supports Windows & Mac, USB 1.1, USB 2.0, USB 3.0, 21 Inch Cable Length,
Plugable USB to RS-232 DB9 Serial Adapter (Prolific PL2303HX Chipset) – Plugable Technologies
USB to 2-Wire RS485 Adapter / Converter – CommFront
1 Port USB 2.0 to Serial Adapter Cable - Serial Cards & Adapters | StarTech.com
USB 2.0 RS-232 Serial Adapter with LED Indicators
Marshall Electronics USB to RS-485/RS-422 Converter CV-USB-RS485
USB to RS232 Converter - 6ft - CAB-11304 - SparkFun Electronics
Amazon.com: Cable Matters USB to Serial Adapter Cable (USB to RS232, USB to DB9) 3 Feet : Electronics
USB 2.0 to Serial (9-Pin) DB-9 RS-232 Adapter Cable 6ft Cable - Sabrent
Tripp Lite 5ft USB to Serial Adapter Cable USB-A to DB9 RS-232 M/M 5' - serial adapter - USB - RS-232 - U209-000-R - USB Adapters - CDW.com
Single Port USB 2.0 to RS-422 / RS-485 DB-9 Serial Adapter - Coolgear
USB to RS-485 DB9 1-Port Serial Interface Adapter - Sealevel
Parallax USB to Serial (RS-232) Adapter with Cable - Parallax
QCI-USB-RS485 - USB to RS-485 Converter
USB to Serial RS-232 DB9 Adapter FTDI Chipset w/ 15kV ESD Protection, Windows 11 Support - Coolgear
USB-RS USB-RS converter for programming SATEL devices
Mini USB 2.0 to RS-232 DB-9 Serial Adapter w/ 15kV ESD Protection & 3ft. USB Extension Cable