USB to Serial Adapter 1 Port RS-232 DB9, U-224

USB 1 Port Serial More Like This Need a way to connect a PDA or other serial device to the USB port on a Windows PC or Macintosh? The U-224 USB 2.0 to Serial Port Adapter is a simple, inexpensive, and reliable way to make this connection. The Adapter plugs into any USB port on a PC or Mac and provides one DB9 RS-232 serial port for connection to Palm organizers, Sharp Wizard, Windows CE PDA or other serial devices. The unit has a fixed 1.5m USB cable (standard A to B) with a DB9 Male connector. The USB 2.0 to Serial Adapter utilizes a modern Prolific chipset for maximum compatibility. With transfer rates of over 1Mbps, the U-224 handles RS-232 serial tasks with ease.

Part Number and Description Price Add to Cart
USB-SIO-B01 USB to Serial Adapter 1 Port RS-232 DB9, U-224 $24.99 Buy Now

Features and Specifications

Win32 MacOSX

CE Mark

USB Logo


Seven Ready

  • Simple and easy to install
  • Plugs into a USB port on a Windows PC or Macintosh
  • Draws power from USB connection, no power adapter required
  • Cable Length 1.5m (approx. 4.9 feet)
  • Supports RS232 serial interface
  • Data Transfer Rate over 1Mbps
Warranty Information
  • 1 Year Limited Warranty
  • Universal Serial Bus 1.1
  • One male DB9 RS-232 serial port
System Requirements
  • USB equipped PC with OS Supports: Windows® 2000/XP/Server 2003/Vista/7 (32/64 bit)
  • USB equipped Mac running Mac OS X 10.5 or later
  • CD-ROM drive (or download drivers from internet)
Package Includes
  • USB to Serial Adapter
  • CD-ROM with installation software
  • Install guide

Front USB to Serial Adapter 1 Port RS-232 DB9, U-224

Side USB to Serial Adapter 1 Port RS-232 DB9, U-224


W3 Document User Guide
Download Drivers
Download Alternate Drivers
Prolific's site typically has most current driver PL-2303 updates.

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