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

Browse Products...

24in Internal USB Motherboard Header to Serial RS232 Adapter

Product ID: ICUSB232INT1

Add an RS232 serial port to any system with an available USB motherboard header

Features
  • USB Header to Straight-Through RS232 Serial

  • Bus-Powered – no separate power supply or battery required

  • Supports COM port retention

More Features . . .
  • Single chip USB to asynchronous serial data transfer interface

  • UHCI/OHCI/EHCI host controller compatible

  • USB 2.0 Full Speed compatible

  • Synchronous and asynchronous bit bang interface options with RD# and WR# strobes

  • FIFO receive and transmit buffers for high data throughput.

Prices may be lower from Resellers:

CDW ZONES PCM PCCON SHIU NEGGB TIGERU NEGG PRO WALM MACM

Government/Education

CDWG PCCONG GLBUS PCMG
TECHD ASIUS DAN INGM SYNNUS
Available in
$31.99 USD

ID: ICUSB232INT1

In stock: ?
USA: 1189  |  Canada: 172
tooltip

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


Reseller Pricing: Create an Account

Volume Order? Request a quote

The ICUSB232INT1 USB to RS232 Serial Adapter lets you add an RS232 port to any desktop system that is equipped with an available USB motherboard header.

Unlike standard USB to serial cables, this cable is designed for use inside the PC case, affording an entirely internal solution with no mess or extra adapters needed.

This compact and simple USB adapter offers a cost-effective solution that bridges the compatibility gap between modern computers and legacy serial peripherals.

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

The StarTech.com Advantage
  • Direct connection from the motherboard header allows for a clean and completely contained setup, without taking up a PCI/PCI-Express slot in your system
  • Standard and low profile/half-height bracket included to ensure fitment in any system
  • Extensive list of OS support and Microsoft WHQL certified drivers makes for maximum compatibility and simple installation
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 10.12
Linux 2.4.x to 4.11.x LTS Versions only

Applications
  • Perfect for system builders looking to add legacy functionality to newer motherboards that lack an integrated RS232 port
  • Connect, monitor and control industrial/automotive sensors and equipment
  • Connect bar code scanners, receipt printers and other serial devices to an internal USB motherboard header
  • Connect a satellite receiver, serial modem, or PDA with serial sync
  • Connect and program LED and Digital signage boards with serial communication ports
Product Numbers
Warranty Information
Warranty 2 Years
Hardware
Bus Type Motherboard Header
Card Type Standard Profile (LP bracket incl.)
Chipset ID FTDI - FT232RL
Interface Serial
Port Style Integrated on Card
Ports 1
Performance
Data Bits 7, 8
FIFO 256 Bytes
Max Baud Rate 115.2 Kbps
Parity None, Odd, Even, Space, Mark
Serial Protocol RS-232
Stop Bits 1, 2
Connector(s)
External Ports 1 - DB-9 (9 pin, D-Sub) Male
Internal Ports 1 - IDC (10 pin, Motherboard Header) Female
Software
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
Mac OS® 10.6 to 10.12
Linux 2.4.x to 4.11.x LTS Versions only
Environmental
Humidity 5~85% RH
Operating Temperature -10°C to 80°C (14°F to 176°F)
Storage Temperature -20°C to 100°C (-4°F to 212°F)
Physical Characteristics
Cable Length 2 ft [0.6 m]
Product Height 0.5 in [12 mm]
Product Length 1.8 in [45 mm]
Product Weight 1.1 oz [31 g]
Product Width 4.8 in [123 mm]
Packaging Information
Shipping (Package) Weight 0.4 lb [0.2 kg]
What's in the Box
Included in Package 1 - USB to RS232 Serial Adapter
1 - Low profile bracket
1 - Driver CD
1 - Instruction Manual
24in Internal USB Motherboard Header to 2 Port Serial RS232 Adapter
ICUSB232INT2

24in Internal USB Motherboard Header to 2 Port Serial RS232 Adapter

Add two RS232 serial ports to any system with an available USB motherboard header

$66.99

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

$43.99

In stock:   USA: 44  |  Canada: 58

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

$46.99

In stock:   USA: 564  |  Canada: 7

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

$27.99

In stock:   USA: 1457  |  Canada: 635

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

$62.99

In stock:   USA: 30  |  Canada: 4

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

$109.99

In stock:   USA: 133  |  Canada: 19

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

4 Port USB to RS232 Serial DB9 Adapter Hub
ICUSB2324

4 Port USB to RS232 Serial DB9 Adapter Hub

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

$92.99

In stock:   USA: 0  |  Canada: 21

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

$215.99

In stock:   USA: 55  |  Canada: 8

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

6 ft DB25 to DB9 Serial Modem Cable - M/F
MC6MF

6 ft DB25 to DB9 Serial Modem Cable - M/F

Connect your computer’s serial port to a modem or switchbox

$8.99

In stock:   USA: 281  |  Canada: 172

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

6ft Straight Through Serial Cable - DB9 M/F
MXT100

6ft Straight Through Serial Cable - DB9 M/F

Extend your EGA monitor cable or mouse cable by 6ft

$7.99

In stock:   USA: 2107  |  Canada: 605

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

25 ft Straight Through Serial Cable - DB9 M/F

$11.99

In stock:   USA: 633  |  Canada: 147

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

6 ft Straight Through Serial Cable - DB9 F/F
MXT100FF

6 ft Straight Through Serial Cable - DB9 F/F

Connect two DB9 equipped serial devices

$7.99

In stock:   USA: 3139  |  Canada: 355

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

$9.99

In stock:   USA: 216  |  Canada: 26

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

10 ft Cross Wired DB9 to DB25 Serial Null Modem Cable - F/M
SCNM925FM

10 ft Cross Wired DB9 to DB25 Serial Null Modem Cable - F/M

Connect your serial devices, and transfer your files

$7.99

In stock:   USA: 3489  |  Canada: 220

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

10 ft DB9 RS232 Serial Null Modem Cable F/F
SCNM9FF

10 ft DB9 RS232 Serial Null Modem Cable F/F

Transfer files via serial connection

$7.99

In stock:   USA: 2050  |  Canada: 688

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

25 ft Cross Wired DB9 Serial Null Modem Cable - F/F

$14.99

In stock:   USA: 429  |  Canada: 122

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

DB9 to DB25 Serial Cable Adapter - F/F
AT925FF

DB9 to DB25 Serial Cable Adapter - F/F

Convert a DB9 male port to a DB25 female port

$7.99

In stock:   USA: 995  |  Canada: 40

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

Right Angle DB9 to DB9 Serial Cable Adapter Type 1 - M/F
GC99MFRA1

Right Angle DB9 to DB9 Serial Cable Adapter Type 1 - M/F

Add space for your DB9 serial port and connect a DB9 cable even in tight installation spaces

$9.99

In stock:   USA: 3430  |  Canada: 0
Right Angle DB9 to DB9 Serial Cable Adapter Type 2 - M/F
GC99MFRA2

Right Angle DB9 to DB9 Serial Cable Adapter Type 2 - M/F

Add space for your DB9 serial port and connect a DB9 cable even in tight installation spaces

$9.99

In stock:   USA: 1169  |  Canada: 134

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

Share your opinions about this product

Thanks for sharing your opinions about the ICUSB232INT1. 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.

* Same day shipping is only available for orders shipping within the United States.

x

Startech.com - 24in Internal USB Motherboard Header to Serial RS232 Adapter

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