Some cookies are essential to ensure our website works for you. You may block or delete all cookies from this site but parts of the site may not work. To find out more about how we use cookies, see our privacy statement.

OK

×

Are you in the United States?

Visit our U.S.A. & International site for relevant pricing, distribution and product availability information.

Go to StarTech.com

Browse Products...

4 Port USB to RS232 Serial DB9 Adapter Hub

Product ID: ICUSB2324

Add four RS232 serial ports to any notebook or desktop computer using a single USB port

Features
  • Bus powered, no external power adapter required

  • Easy Plug-and-Play installation

  • Fully compliant with USB 1.1 specifications and compatible with USB 2.0

  • Provides you with four additional RS232 serial ports

Prices may be lower from Resellers:

CDWC MEMEXP ISTC DELLC NEGGCA SOFTC DIRD_C
INGC TECHDC SYNN ASICA DANC
Available in
$121.99 CDN

ID: ICUSB2324

In stock: ?
Canada: 21  |  USA: 0

Reseller Pricing: Create an Account

Volume Order? Request a quote

This 4 Port USB to RS232 Serial Hub lets you connect up to four RS232 serial devices to your Mac or PC laptop or desktop computer through a single USB port, as though the computer offered built-on DB9M serial connectors.

The RS232 Serial Hub is compactly designed to preserve valuable workspace, and is bus-powered to eliminate the need for an external power adapter.

A cost-effective solution that bridges the compatibility gap between modern USB-capable computers and legacy RS232 serial peripherals, this dependable USB/RS232 Serial Adapter hub is backed by StarTech.com's Lifetime Warranty.

The StarTech.com Advantage
  • Add four additional RS-232 serial ports to any computer with a free USB port
  • Provides serial connectivity to legacy free systems lacking RS-232 serial ports
  • Supports wakeup and power management modes
Common Customer Questions

View FAQs...

Compatible With

View full 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
Mac OS® 10.6 to 10.13
Linux 2.4.x to 4.11.x LTS Versions only

Applications
  • Connect modems, digitizer tablets, mice, bar code scanners, GPS receivers, ISDN terminal adapters, mobile phones, scanners, UPSes and POS equipment to your system
  • Connect and program LED and Digital signage boards with serial communication ports
Product Numbers
Warranty Information
Warranty Lifetime
Hardware
Bus Type USB 2.0
Chipset ID FTDI - FT232RL
Industry Standards RS232
USB 1.1
Interface Serial
Port Style External Hub
Ports 4
Performance
FIFO 256 Bytes
Max Baud Rate 921.6 Kbps
Serial Protocol RS-232
Connector(s)
Connector Type(s) 1 - USB Type-A (4 pin) USB 2.0 Male
External Ports 4 - DB-9 (9 pin, D-Sub) Male
Software
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
Mac OS® 10.6 to 10.13
Linux 2.4.x to 4.11.x LTS Versions only
Special Notes / Requirements
System and Cable Requirements One free USB port
Power
Power Consumption (In Watts) 1 ~ 1.5W
Environmental
Humidity 5~95% RH
Operating Temperature 0°C to 55°C (32°F to 131°F)
Storage Temperature -20 to 85°C (-4 to 185°F)
Physical Characteristics
Cable Length 6 ft [1.8 m]
Enclosure Type Plastic
Product Height 1 in [26 mm]
Product Length 5.9 in [150 mm]
Product Weight 3.9 oz [110 g]
Product Width 2.6 in [66.5 mm]
Packaging Information
Shipping (Package) Weight 0.8 lb [0.4 kg]
What's in the Box
Included in Package 1 - 4 Port Serial Hub
1 - USB Cable
1 - Driver CD
1 - Instruction Manual
4 Port USB to DB9 RS232 Serial Adapter Hub – Industrial DIN Rail and Wall Mountable
ICUSB2324I

4 Port USB to DB9 RS232 Serial Adapter Hub – Industrial DIN Rail and Wall Mountable

Add 4 DIN Rail-mountable RS232 Serial ports to any system through USB

$151.99

In stock:   Canada: 31  |  USA: 1462

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

4 Port Wall Mountable USB to Serial Adapter Hub with COM Retention
ICUSB2324X

4 Port Wall Mountable USB to Serial Adapter Hub with COM Retention

Add 4 serial RS-232 ports to any laptop or computer with a USB port

$143.99

In stock:   Canada: 19  |  USA: 133

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

8 Port USB to RS232 Serial DB9 Adapter Hub
ICUSB2328

8 Port USB to RS232 Serial DB9 Adapter Hub

Add eight RS232 serial ports to any notebook or desktop computer using a single USB port

$282.99

In stock:   Canada: 8  |  USA: 55

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

8 Port USB to DB9 RS232 Serial Adapter Hub – Industrial DIN Rail and Wall Mountable
ICUSB2328I

8 Port USB to DB9 RS232 Serial Adapter Hub – Industrial DIN Rail and Wall Mountable

Add 8 DIN Rail-mountable RS232 Serial ports to any system through USB

$251.99

In stock:   Canada: 1  |  USA: 355

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

8-Port USB-to-Serial Adapter Hub
ICUSB23208FD

8-Port USB-to-Serial Adapter Hub

Convert a single USB port into eight serial ports, and connect multiple hubs together for a scalable solution

$352.99

In stock:   Canada: 14  |  USA: 19

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

16-Port USB-to-Serial Adapter Hub
ICUSB23216FD

16-Port USB-to-Serial Adapter Hub

Convert a USB port into 16 RS232 serial ports in an industrial rack-mountable chassis - and daisy chain multiple hubs for a scalable solution

$585.99

In stock:   Canada: 8  |  USA: 121

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

16 Port Rackmount FTDI USB to Serial COM Adapter Hub - RS232 Multiplexer
ICUSB23216F

16 Port Rackmount FTDI USB to Serial COM Adapter Hub - RS232 Multiplexer

Convert a Single USB Port into 16 RS232 Serial Ports in a Hardened Industrial-grade Rack-mountable Chassis

$523.99

Not Available
2 Port Industrial USB to Serial RJ45 Adapter - Wallmount and DIN Rail
ICUSB2322RJ

2 Port Industrial USB to Serial RJ45 Adapter - Wallmount and DIN Rail

Add two RS232 serial RJ45 connections to a PC or Server through USB, with this DIN Rail and wall-mountable adapter

$94.99

In stock:   Canada: 5  |  USA: 7393

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

FTDI USB to Serial Null Modem DCE Adapter Cable
ICUSB232FTN

1 Port USB to Null Modem RS232 DB9 Serial DCE Adapter Cable with FTDI

Add a Null Modem RS232 serial port to your laptop or desktop computer through USB

$41.99

In stock:   Canada: 71  |  USA: 5536

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

1 Port FTDI USB to Serial RS232 Adapter Cable with COM Retention
ICUSB2321F

1 Port FTDI USB to Serial RS232 Adapter Cable with COM Retention

Add an RS232 serial port with COM retention to your laptop or desktop computer through USB

$39.99

In stock:   Canada: 341  |  USA: 4525

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

USB to RS232 DB9 Serial Adapter Cable with COM Retention
ICUSB232PRO

1 ft USB to RS232 Serial DB9 Adapter Cable with COM Retention

Add an RS-232 serial port to your laptop or desktop computer through USB; features COM port retention

$36.99

In stock:   Canada: 635  |  USA: 1457

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

1 Port USB to RS232 DB9 Serial Adapter Cable - M/M
ICUSB232V2

1 Port USB to RS232 DB9 Serial Adapter Cable - M/M

Add an RS232 serial port to your laptop or desktop computer through USB

$24.99

In stock:   Canada: 616  |  USA: 8601

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

USB to RS232 DB9/DB25 Serial Adapter Cable - M/M
ICUSB232DB25

USB to RS232 DB9/DB25 Serial Adapter Cable - M/M

Add an RS232 serial port to a notebook or desktop computer with this Plug-and Play USB adapter cable

$27.99

In stock:   Canada: 61  |  USA: 0
1 Port FTDI USB to Serial RS232 Adapter Cable with Optical Isolation
ICUSB2321FIS

1 Port FTDI USB to Serial RS232 Adapter Cable with Optical Isolation

Add an RS232 serial port with circuit isolation to your laptop or desktop computer, through USB

$169.99

In stock:   Canada: 6  |  USA: 152

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

1 Port Professional USB to Serial Adapter Cable with COM Retention
ICUSB2321X

1 Port Professional USB to Serial Adapter Cable with COM Retention

Add one serial RS-232 port with com retention to any laptop or computer with a USB port

$57.99

In stock:   Canada: 58  |  USA: 44

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

3ft USB to RS232 DB9 Serial Adapter Cable - M/M
ICUSB232SM3

3ft USB to RS232 DB9 Serial Adapter Cable - M/M

Add an RS232 serial port to your laptop or desktop computer through USB

$37.99

In stock:   Canada: 164  |  USA: 869

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

1 Port Industrial USB to RS232 Serial Adapter with 5KV Isolation and 15KV ESD Protection
ICUSB232IS

1 Port Industrial USB to RS232 Serial Adapter with 5KV Isolation and 15KV ESD Protection

Add a galvanically isolated RS232 serial port with ESD protection through a USB port - DIN Rail Mountable

$121.99

In stock:   Canada: 7  |  USA: 94

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

Micro USB to RS232 DB9 Serial Adapter Cable for Android with USB Charging - M/M
ICUSBANDR232

Micro USB to RS232 DB9 Serial Adapter Cable for Android with USB Charging - M/M

Add an RS232 serial port to your Android smartphone or tablet device through Micro USB with USB charging capabilities

$55.99

In stock:   Canada: 0  |  USA: 1

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

1 Port USB to RS232 DB9 Serial Adapter with Detachable 6ft USB A to B Cable
ICUSB232D

1 Port USB to RS232 DB9 Serial Adapter with Detachable 6ft USB A to B Cable

Add an RS232 serial port to your laptop or desktop computer through a detachable USB cable

$23.99

In stock:   Canada: 33  |  USA: 815

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

3 ft 1s1p USB to Serial Parallel Port Adapter Cable
ICUSB2321284

3 ft 1s1p USB to Serial Parallel Port Adapter Cable

Add one RS232 Serial, and one IEEE 1284 Parallel port to your computer through a single USB connection

$49.99

In stock:   Canada: 57  |  USA: 168

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

2 Port Wall Mountable USB to Serial Adapter Hub with COM Retention
ICUSB2322X

2 Port Wall Mountable USB to Serial Adapter Hub with COM Retention

Add 2 serial RS-232 ports to any laptop or computer with a USB port

$82.99

In stock:   Canada: 4  |  USA: 30

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

2 Port USB to RS232 Serial DB9 Adapter Cable
ICUSB232C2

2 Port USB to RS232 Serial DB9 Adapter Cable

Add 2 serial RS-232 ports to any laptop or computer with a USB port

$61.99

In stock:   Canada: 7  |  USA: 564

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

2 Port FTDI USB to Serial RS232 Adapter Cable with COM Retention
ICUSB2322F

2 Port FTDI USB to Serial RS232 Adapter Cable with COM Retention

Add two RS232 serial ports with COM retention to your laptop or desktop computer through USB

$86.99

In stock:   Canada: 25  |  USA: 277

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

2 Port Industrial Wall Mountable USB to Serial Adapter Hub with DIN Rail Clips
ICUSB2322I

2 Port Industrial Wall Mountable USB to Serial Adapter Hub with DIN Rail Clips

Add 2 DIN Rail-mountable RS232 Serial ports to any system through USB

$94.99

In stock:   Canada: 13  |  USA: 145

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

2 Port USB to RS232 RS422 RS485 Serial Adapter with COM Retention
ICUSB2324852

2 Port USB to RS232 RS422 RS485 Serial Adapter with COM Retention

Add RS232, RS422 and RS485 support to your laptop or desktop computer via USB

$143.99

In stock:   Canada: 13  |  USA: 126

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

USB 2.0 Cables (5)

2 ft USB 2.0 A to B Cable - M/M
USB2HAB1

1 ft USB 2.0 A to B Cable - M/M

Connect USB 2.0 peripherals to your computer

$9.99

In stock:   Canada: 287  |  USA: 4113

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

2 ft USB 2.0 A to B Cable - M/M

$9.99

In stock:   Canada: 157  |  USA: 2882

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

2 ft USB 2.0 A to B Cable - M/M
USB2HAB6

6 ft USB 2.0 Certified A to B Cable - M/M

Connect USB 2.0 peripherals to your computer

$9.99

In stock:   Canada: 1447  |  USA: 3369

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

2 ft USB 2.0 A to B Cable - M/M
USB2HAB10

10 ft USB 2.0 Certified A to B Cable - M/M

Connect USB 2.0 peripherals to your computer

$10.99

In stock:   Canada: 1210  |  USA: 2426

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

2 ft USB 2.0 A to B Cable - M/M
USB2HAB15

15 ft USB 2.0 A to B Cable - M/M

Connect USB 2.0 peripherals to your computer

$11.99

In stock:   Canada: 541  |  USA: 8836

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

DB9 Cables & DB25 Cables (9)

0.5m Black Straight Through DB9 RS232 Serial Cable - M/F
MXT10050CMBK

0.5m Black Straight Through DB9 RS232 Serial Cable - M/F

Extend the connection between your DB9 serial devices by up to 0.5m

$9.99

In stock:   Canada: 19  |  USA: 1185

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

1m Black Straight Through DB9 RS232 Serial Cable - M/F
MXT1001MBK

1m Black Straight Through DB9 RS232 Serial Cable - M/F

Extend the connection between your DB9 serial devices by up to 1m

$9.99

In stock:   Canada: 57  |  USA: 0
2m Black Straight Through DB9 RS232 Serial Cable - M/F
MXT1002MBK

2m Black Straight Through DB9 RS232 Serial Cable - M/F

Extend the connection between your DB9 serial devices by up to 2m

$10.99

In stock:   Canada: 113  |  USA: 2838

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

3m Black Straight Through DB9 RS232 Serial Cable - M/F
MXT1003MBK

3m Black Straight Through DB9 RS232 Serial Cable - M/F

Extend the connection between your DB9 serial devices by up to 3m

$11.99

In stock:   Canada: 46  |  USA: 6089

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

1m Black DB9 RS232 Serial Null Modem Cable F/M
SCNM9FM1MBK

1m Black DB9 RS232 Serial Null Modem Cable F/M

Connect your serial devices, and transfer your files

$9.99

In stock:   Canada: 19  |  USA: 82

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

2m Black DB9 RS232 Serial Null Modem Cable F/M
SCNM9FM2MBK

2m Black DB9 RS232 Serial Null Modem Cable F/M

Connect your serial devices, and transfer your files

$10.99

In stock:   Canada: 29  |  USA: 2437

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

15 ft Straight Through Serial Cable - DB9 M/F
MXT106

15 ft Straight Through Serial Cable - DB9 M/F

Extend the connection between your DB9 serial devices by up to 15ft

$13.99

In stock:   Canada: 26  |  USA: 216

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

11 ft Straight Through Serial Cable - M/F
MXT10010

10 ft Straight Through Serial Cable - M/F

Extend your EGA monitor cable or mouse cable by 10ft

$10.99

In stock:   Canada: 149  |  USA: 3497

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

25 ft Straight Through Serial Cable - DB9 M/F

$15.99

In stock:   Canada: 147  |  USA: 633

We will transfer stock to fulfill your order at no extra cost. If the quantity shown for our Canadian warehouse isn’t enough to fulfill your order, we will transfer the required stock from our US warehouse.

Share your opinions about this product

Thanks for sharing your opinions about the ICUSB2324. When writing your review, please focus on the performance and quality of this product. Your comments will help guide others. If possible, include examples of how you use the product, things you like or things you wish were different about it.

We're here to help

If you need support or you want to comment on parts of your purchase experience aside from the quality or performance of the product such as shipping or any technical/customer support issue, etc., we’d be happy to help you through Live Chat, our support form or by phone.

Reviews

Rating Snapshot

★   0
★   0
★   0
★   0
★   0

Average Customer Ratings

* Product appearance and specifications are subject to change without notice.

x

Startech.com - 4 Port USB to RS232 Serial DB9 Adapter Hub

My Review

Overall Rating*
Click to rate
It was easy to find this StarTech.com product
YES
NO
My rating for the quality of this product
Click to rate

You may receive emails regarding this submission. Any emails will include the ability to opt-out of future communications.

* denotes a required field