8-Port RS-232 USB to Serial Adapter Data Control Box
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
AI-Thinker USB to Serial Port CP2102 2.4G 433M USB to TTL Communication Module USB-T1 Adapter Board
![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) : Grocery & Gourmet Food](https://m.media-amazon.com/images/I/71OBbDUesQL.jpg "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) : Grocery & Gourmet Food")
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) : Grocery & Gourmet Food
C2G 1.5ft USB to DB9 Serial Cable - RS232 Adapter Cable - Serial adapter - USB - RS-232 - blue | Dell USA
4-Port USB to RS-232 Serial Adapter Hub
Tripp Lite RS232 to USB Adapter Cable with COM Retention (USB-A to DB9 M/M), FTDI, 5 ft. - USB / serial cable - USB to - U209-005-COM - USB Cables - CDW.com
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Industrial USB/RS232 USB/Serial PLC Programming W7 XP RS232 - PLCCable.com - Automation Supplies and PLC Tools
Amazon.com: Manhattan USB to Serial Converter Connects One Serial Device to A USB Port (205146) : Electronics
USB to RS-232 Serial Adapter DB9 - 8 Inch Short Cable
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USB and RS232 Serial Communication Cables
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USB 4-Port Serial Adapter / USB 2.0 Quad Port Serial DB-9 RS-232
USB to RS232 DB9 Serial Adapter Cable - Serial Cards & Adapters | StarTech.com Italy
StarTech.com USB to Serial Adapter - Prolific PL-2303 - 1 port - DB9 (9-pin) - USB to RS232 Adapter Cable - USB Serial - Add an RS232 serial port to your laptop
h_rgb_96dpi_500x500.jpg "Overview / Features | COM-1(USB)H | Serial Communication USB I/O Unit RS-232C 1ch - Micro Converter | CONTEC")