4 Port Professional RS-232 USB 2.0 to Serial Adapter w/Nuts
USB to Serial RS-422/RS-485 Industrial Single Port Adapter w/FTDI
Insignia™ 1.3' USB-to-RS-232 (DB9) PDA/Serial Adapter Cable, with Prolific Chipset Black NS-PU99501 - Best Buy
Amazon.com: Plugable USB to Serial Adapter Compatible with Windows, Mac, Linux (RS-232DB9 DTE Male Connector, Prolific PL2303HX Rev. D Chipset) : Electronics
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,
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Serial (RS232) to USB Converter – Intelletto Online Store
StarTech.com USB to Serial Adapter - Detachable 6 ft USB A-B Cable - Prolific PL-2303 - USB to RS232 Adapter Cable - Add an RS232 serial port to your laptop or desktop
PRO Single Port USB to Serial Adapter with Activity LED 3ft.
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4-port USB to RS485 and USB to RS422 converter
4-port Usb 2.0 To 4x Rs232 Serial Cable Splitter Converter Ze552a(ftdi Chipset+win 10 Supported) - Pc Hardware Cables & Adapters - AliExpress
USB to RS232 Adapter / Converter – CommFront
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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
Buy RS232 USB to RS232C Serial Port Adapter - CNC Specialty Store
USB to TTL 3.3V Converter – CommFront
C-USB-SERIAL: USB to RS-232 DB9M Serial Converter - iWorx Systems Inc
StarTech.com 3ft (1m) USB to Serial Cable with COM Port Retention - DB9 Male RS232 to USB Converter 1P3FPC-USB-SERIAL Serial Cables - Newegg.com
Manhattan USB to Serial Converter (18") 205146 B&H Photo Video
