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StarTech.com Model ICUSB2321X Professional USB to RS-232 Serial Adapter

Item #: 9SIVFYJKS01397
Mfr. Part #: ICUSB2321X
UNSPSC: 26121604

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2 Connector Number
Black

Overview

Specs

Reviews (10)

This professional grade USB to Serial Adapter cable converts a USB port into an RS232 serial port. The adapter retains assigned serial COM port values allowing the same values to automatically be assigned to the adapter serial ports if disconnected.

Model
Brand	StarTech.com
Model	ICUSB2321X
Type	USB to DB9 (RS-232)
Type	Cable Connectors
Color	Black

Details
Connector Number	2
Connector Detail	Connector Types 1 - USB A Female Connector Types 1 - DB9 Male
Specifications	OS Support : 32-bit Windows Vista, XP, 2000, Server 2000 and 2003. Limited functionality with Windows NT 4 and 64-bit systems (64-bit driver available in Downloads section) Maximum Data Transfer Rate : 230 Kbps Compatibility : Supports USB 1.1 and above

Features
Features	Baud Rate up to 230 Kbps Being able to rename devices no matter how many are plugged in Built in loopback testing for quick trouble shooting COM Port assignments maintained across reboot COM port settings are retained for serial devices plugged into different USB ports Customizable software to take control of your serial devices Designed to make serial port expansion quick and simple Enables and disables enumerations Name devices for quick identification when using multiple COM ports Powered by an available USB port Provides dual buffers for upstream and downstream data transfer Records and logs how much data was sent and received Supports automatic handshake mode Supports loop back testing Supports remote wake up and power management control

Additional Information
First Listed on Newegg	January 19, 2026

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Return for refund within: 30 days
Return for replacement within: 30 days
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StarTech.com Model ICUSB2321X Professional USB to RS-232 Serial Adapter

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Item#: 9SIVFYJKS01397

Meet Your Seller

StarTech.com Model ICUSB2321X Professional USB to RS-232 Serial Adapter

Learn more about the STARTECH ICUSB2321X

Customer Reviews of the STARTECH ICUSB2321X

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info