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3 year on-site PC warranty* 1 Port ftDI USB to Serial RS232 Adaptor Cable with Optical Isolation

CCL Code: CAB3222
Manufacturer Code: ICUSB2321FIS
| Manufacturer:

Key Features:

  • Integrated FTDI USB UART Chip
  • Baud Rate up to 921.6 Kbps


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Delivery Options

Tuesday 24th May via Priority Delivery

Free Delivery by Thursday 26th May

Collection Options

Wednesday 25th May from Local Collection Point


Add an RS232 Serial Port with Circuit Isolation to your Laptop or Desktop Computer, through USB. The ICUSB2321FIS 1-Port ftDI USB to Serial RS232 Adaptor Cable with Optical Isolation converts an available USB 1.1 or 2.0 port into an RS232 DB9 port that can be used to connect, monitor and control your serial devices.The USB to serial Adaptor features integrated optical isolation circuits and surge protection to protect your critical, sensitive control equipment against electrical damage, making it a viable solution for costly industrial serial devices.The versatile ftDI chipset also supports COM retention, additional customization/features, and compatibility not offered by most other solutions. Broad operating system compatibility including Windows, Windows CE, Mac OS and Linux, makes this product easy to integrate into mixed environments.Backed by a 2-year warranty and free lifetime technical support. Circuit isolation provides electrical protection for sensitive, and often expensive industrial equipment Portable USB-Powered design requires no bulky power Adaptor or outlet. The ftDI chipset driver is highly customizable and broadly compatible, making it the ideal solution for any setup. Perfect for IT Administrators looking to add legacy functionality to newer laptops, desktop computers and servers that lack an integrated RS232 port. Connect, monitor and control industrial/automotive sensors and other sensitive equipment. Connect bar code scanners, receipt printers and other point-of-sale devices. Connect and program LED and Digital signage boards with serial communication ports. Connect a satellite receiver, serial modem, or PDU.

Main Features

  • USB to Straight-Through RS232 Serial Adapter
  • Integrated 2500Vrms Optical Isolation Circuits
  • 500W Bi-Directional Surge Protection Circuits
  • Integrated FTDI USB UART Chip
  • COM Port assignments maintained across reboot
  • Compatible with Windows, Mac OS and Linux
  • Baud Rate up to 921.6 Kbps
  • Powered by the USB port - no external power adaptor required
  • Designed to make serial port expansion quick and easy
  • 6-foot cable length for connecting to devices without having to be too close


Cable Length 1.8 m
Cable Connector End 1 1 x 9 pin D-Sub (Male)
Cable Connector End 2 1 x 4 pin USB Type A
Cable length 1.8 m


Form Factor Serial Adaptor Cable
Cable Colour Black
Width 4.15 cm
Depth 4.5 cm
Height 2.2 cm
Weight 0.2 kg


Warranty 2 Years

Key Features

Main Colour Black

Item Details

Manufacturer Code ICUSB2321FIS
EAN 0065030845373
UPC 065030845373
Condition New

Warranty Information

Warranty 2 Years

Manufacturer Information

Manufacturer Code ICUSB2321FIS
Questions and Answers

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Manuals and Datasheets

PDF Datasheets and Manuals

Document File type File size
Manual pdf