26479 - USB to 4-Port DB9 Serial RS232 Adapter
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4-Port USB to RS-232 Hub - UC2324, ATEN USB Converters | ATEN Corporate Headquarters
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USB 2.0 to 4 Ports Serial RS-232 COM DB9 Male Adapter Cable FT232 USB-4x RS232 : Electronics
![CTF4XRS232USB (Automotive/Industry 4-port RS232 USB adapter, FT4232HL, 9-48VDC) [ USB-Hub ]](https://www.cartft.com/image_db/CTF4XRS232USB.jpg "CTF4XRS232USB (Automotive/Industry 4-port RS232 USB adapter, FT4232HL, 9-48VDC) [ USB-Hub ]")
CTF4XRS232USB (Automotive/Industry 4-port RS232 USB adapter, FT4232HL, 9-48VDC) [ USB-Hub ]
Amazon.com: StarTech.com 4 Port USB to Serial RS232 Adapter - Wall Mount - Din Rail - COM Port Retention - FTDI USB to DB9 RS232 Hub (ICUSB2324I) : Electronics
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4-Port USB to RS-232 Hub - UC2324, ATEN USB Converters | ATEN Corporate Headquarters
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4-Port USB to RS232/422/485 Converter DB9 | Black Box
