Tripp Lite USB to RS485/RS422 FTDI Serial Adapter Cable with COM Retention ( USB-A to DB9 M/M), 30 in. - USB / serial - U209-30N-IND - USB Adapters - CDW.com
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Amazon.com: CERRXIAN 1FT RS485 to USB Terminal Converter Serial Port Cable for Windows 7 8 10 : Electronics
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