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Product specifications

StarTech.com 8.3ft (2.5m) 1-Port FTDI USB to Serial RS232 Adapter Cable with Optical Isolation, USB to RS232 Adapter - TAA

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StarTech 8.3ft (2.5m) 1-Port FTDI USB to Serial RS232 Adapter Cable with Optical Isolation, USB to RS232 Adapter - TAA

Part ICUSB2321FIS · UPC 065030845373

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  • MULTI-USE FUNCTIONALITY: This versatile USB to serial RS232 adapter is perfect for a range of applications, from digital signage to connecting point-of-sale systems and barcode scanners
  • CUSTOMIZABLE SOLUTION: This USB serial hub features an FTDI chipset, making it highly customizable and compatible, and the ideal solution for any setup; Integrated 2500Vrms Optical Isolation Circuits
  • COMPACT DESIGN: Designed with a small form factor, this serial RS232 converter is USB powered and requires no bulky power adapters or an outlet
  • EASY INSTALLATION: This serial adapter ensures easy installation and operation with COM port retention that provides robust serial connectivity for legacy devices
  • TECH SPECS: 8.3 feet (2.4 meters); FTDI FT232RL Chipset; Max Baud Rate: 921.6 Kbps; 256 Bytes FIFO; None/Odd/Even/Mark/Space Parity Modes; 7 or 8 Data Bits; 1 or 2 Stop bits; 500W Bi-directional circuits Surge Protection; TAA Compliant

About this product

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 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.

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 StarTech.com 2-year warranty and free lifetime technical support.

Manufacturer warranty information

2 Years

Ports & interfaces

Connector 1
DB-9
Connector 2
USB A
Connector 1 gender
Male
Connector 2 gender
Male
Cable length
2.5 m

Performance

Product colour
Black
Housing material
Plastic
USB required
Yes
Chipset
FTDI - FT232RL
Data bits
7, 8
Stop bits
1, 2
Baud rate
921.6 Kbit/s
Parity bit
Even, Mark, No, Odd, Space
Isolation
2500 kV
FIFO (First In, First Out)
256 B
Compatible operating systems
Windows CE (4.2, 5.0, 6.0), XP Embedded, 98SE, 2000, XP, Vista, 7, 8, 8.1, 10, 11 Windows Server 2003, 2008 R2, 2012, 2012 R2, 2016, 2019 macOS 10.6 to 10.15, 11.0, 12.0, 13.0 Linux Kernel 3.0.x+

Operational conditions

Operating temperature (T-T)
0 - 55 °C
Storage temperature (T-T)
-20 - 85 °C
Relative humidity
5 - 95%

Certificates

Compliance certificates
CE, RoHS
Certification
CE, FCC, Microsoft WHQL

Sustainability

Sustainability compliance
Yes

Weight & dimensions

Width
40 mm
Depth
2400 mm
Height
20 mm
Weight
86 g

Packaging content

Manual
Yes
Drivers included
Yes

Packaging data

Package width
145 mm
Package depth
212 mm
Package height
41 mm
Package weight
222 g

Logistics data

Products per master (outer) case
50 pc(s)
Master (outer) case width
448 mm
Master (outer) case length
530 mm
Master (outer) case height
126 mm

Other features

Gross weight (imperial)
0.2 kg (0.44 lbs)

Specifications and images: Database Right data-sheet 2026 Icecat. All rights reserved. Supplied as is, without warranty. Specs Icecat · Open Content License

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