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StarTech 2.5m USB 2.0 to DB9 RS232 Serial Adapter Cable with Optical Isolation

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$193.20incl gst

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Buy 2 or more for a Discount

In Stock. Can Ship Tomorrow - Details

Estimated Delivery Time

  • Auckland
    1 Day
  • North Island
    1-2 Days
  • South Island
    1-3 Days

Product Description:

Special Product Offer:

Receive an additional 5% discount on any Startech quote when requesting a minimum of 5 units for Government & Public Sector Agencies/Organisations. Please state your organisation details when requesting a quote from our team. T&C apply.

StarTech 2.5m USB 2.0 to DB9 RS232 Serial Adapter Cable with Optical Isolation

The ICUSB2321FIS 1-Port FTDI USB to Serial RS232 Adapter 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 adapter 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.


• USB to Straight-Through RS232 Serial Adapter
• Integrated 2500Vrms Optical Isolation Circuits
• 500W Bi-Directional Surge Protection Circuits


• Bus Type USB 2.0
• Chipset ID FTDI - FT232RL
• Interface Serial
• Port Style Cable Adapters
• Ports 1

• Data Bits 7, 8
• FIFO 256 Bytes
• Isolation 2500 Vrms
• Max Baud Rate 921.6 Kbps
• Maximum Cable Length 8.3 ft [2.5 m]
• Parity None, Odd, Even, Mark, Space
• Serial Protocol RS-232
• Stop Bits 1, 2
• Supported Protocols RS 232
• Surge Protection 500W Bi-directional circuits

• Connector Type(s) 1 - DB-9 (9 pin, D-Sub) Male, 1 - USB Type-A (4 pin) USB 2.0 Male

• Power Source: USB-Powered

• Humidity: 5~95% RH
• Operating Temperature: 0°C to 55°C (32°F to 131°F)
• Storage Temperature: -20°C to 85°C (-4°F to 185°F)

Physical Characteristics:
• Cable Length: 2.5 m
• Color: Black
• Material: Plastic


• Microsoft WHQL Certified Yes
• OS Compatibility Windows CE (4.2, 5.0, 6.0), XP Embedded, 98SE, 2000, XP, Vista, 7, 8, 8.1, 10, Windows Server 2003, 2008 R2, 2012, 2012 R2, 2016, 2019, Mac OS 10.6 to 10.15, Linux 2.4.x to 4.11.x LTS Versions only
• System and Cable Requirements: One available USB 1.1 (or better) port

Package Contents:

• 2.5m 1-Port FTDI USB to Serial RS232 Adapter Cable

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