USB to DB9 RS-232 Adapter Cable - Arun Microelectronics
Amazon.com: DTech USB to Serial Adapter RS485 RS422 R232 (3 in 1 Interface) Supports DC 5V with Breakout Board LED Lights for Multi-Kind Control Devices Windows 11 10 8 7 XP Mac (5ft) : Electronics
Amazon.com: DTech 6 Feet USB to RS232 DB9 Female Serial Adapter Cable Windows 11 10 8 7 Mac Linux Serial to USB 2.0 (PL2303 Chip) : Electronics
5' USB to RS-232 DB9 Serial Adapter Cable – Serialio.com
Amazon.com: Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232/DB9 DTE Male Connector, Prolific PL2303HX Rev. D Chipset) : Electronics
USB to RS232 TTL | CMOS Adapter Cable with Terminal Block - Coolgear
1 Port USB 2.0 to Serial Adapter Cable - Serial Cards & Adapters | Add-on Cards & Peripherals | StarTech.com