USB to DB9 Serial Plug-in Adapter


Sewell Part # SW-1314

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Prefer a USB to Serial adapter without an attached cable? This nifty two-inch converter plugs right into the USB port of your laptop avoiding the hassles and tangles of excess cable.

If you are looking for a USB to Serial adapter cable, check out the six-foot USB to Serial adapter cable.

You can also pick up a serial cable.


Mfg. Part Number



  • VS Com


  • USB Type A Male
  • 9-pin Serial Male


  • Bus Powered (no external power required)

System Requirements

  • Windows 98 SE, ME, 2000, XP, Vista, 7, 8/8.1 Mac 8.x and later, and Linux
  • Pentium 233 MHz or faster
  • 64 MB RAM or more
  • Available USB Port

Other Technical Info

  • Installs as COM port
  • Full RS-232 modem data and control signals
  • Serial port speed up to 230 Kbps
  • Two LED indicators for Tx/Rx status monitoring & diagnostics
  • FTDI Chipset

Package Contents

  • USB to Serial adapter
  • Driver CD



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Is this USB to DB9 converter Windows vista compatible? Do I have to install an additional driver?


Yes, they are Vista compatible and they do require the latest driver - download the latest Vista-Compatible USB to Serial driver now. Note that this driver is intended for this adapter only - if you bought your adapter somewhere else you should contact them for the latest driver.

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I just purchased a Wacom Intuos 2 Tablet having been told that it would be compatible with my Macintosh computer; however the tablet has a serial cable and my Mac doesn't have any available serial ports. Will this converter meet my hardware needs?


Yes, this adapter will transform any of your available USB ports into fully operational serial ports, capable of complete integration with your Wacom Intuos 2 Tablet, or any other DB9 serial device in your personal electronics arsenal.

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I have a usb barcode scanner which I need to connect to a serial com port, will this device work?


Yes, this cable will allow you to connect your barcode scanner to your computer by turning an available USB port into a serial com port.

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Driver Downloads

Windows Driver - Windows 8/8.1, 7, Vista, XP, 2008 and 2003

Mac Driver - OS X 10.4 or later