8-Port USB to RS-232 Serial Adapter Hub
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CTF4XRS232USB (Automotive/Industry 4-port RS232 USB adapter, FT4232HL, 9-48VDC) [ USB-Hub ]
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USB-401] 8 channel USB RS232 Converter HuMANDATA LTD. | [USB-401] 8 channel USB RS232 Converter HuMANDATA LTD.
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