Are you in the United States?
Visit our U.S.A. & International site for relevant pricing, distribution and product availability information.
Go to StarTech.comUCB-C to Serial Adapter
Connect an RS232 (DB9) peripheral to your USB-C device
Product ID: ICUSB232C
- USB-C to straight-through RS232 DB9 serial adapter
- High-speed 921.6Kbps baud rate
- Compatible with Windows®, macOS® and Linux
- USB-powered - no external power adapter required
Overview
This USB-C™ to serial adapter lets you connect your USB-C devices to your legacy serial equipment. It converts a USB-C port on your laptop or computer into a RS232 DB9 serial port, giving you a cost-saving way to connect to serial devices such as point-of-sale terminals, serial modems, industrial equipment, and a wide variety of other RS232 peripherals.
Connect with ease
The RS232 adapter cable is compatible with Windows®, macOS and Linux® operating systems, which makes it easy to integrate into mixed environments.
Ready for mobile or desktop applications
The USB-C to serial adapter is USB powered, so you don’t need an additional external power supply. It’s a compact solution that’s easy to bring along with your laptop, when you’re on the go.
The ICUSB232C is backed by a StarTech.com 2-year warranty and free lifetime technical support.
Applications
IT administrators looking to add legacy functionality to newer notebooks, PCs and servers that lack an integrated RS232 port
Connect bar code scanners, receipt printers and other point of sale devices
Connect, monitor and control industrial/automotive sensors and other sensitive equipment
Connect and program LED and digital signage boards
Technical Specifications
Product Numbers | ||
---|---|---|
Ingram DK | V934186 | |
UPC Code | 065030871990 |
Warranty Information | ||
---|---|---|
Warranty | 2 Years | |
Hardware | ||
Bus Type | USB-C | |
Chipset ID | Prolific - PL2303RA | |
Industry Standards | USB 1.1/2.0 RS232 | |
Interface | Serial | |
Port Style | Cable Adapters | |
Ports | 1 | |
Performance | ||
Data Bits | 5, 6, 7, 8 | |
FIFO | 512 Bytes | |
Flow Control | None, Xon/Xoff, RTS/CTS, DTR/DSR | |
Max Baud Rate | 921.6 Kbps | |
MTBF | 30,000 Hours | |
Parity | Odd, Even, Mark, Space, or None Parity Modes | |
Serial Protocol | RS-232 | |
Stop Bits | 1, 1.5, 2 | |
Connector(s) | ||
Connector Type(s) | 1 - USB Type-C (24-pin) USB 2.0 (480Mbps) Male | |
1 - DB-9 (9 pin, D-Sub) Male | ||
Software | ||
Microsoft WHQL Certified | Yes | |
OS Compatibility | Windows® 7, 8.1, 10 Windows Server® 2008 R2, 2012 R2, 2016 Mac OS® 10.11 and 10.14 Linux 2.6.x to 4.4.x LTS Versions only |
|
Special Notes / Requirements | ||
System and Cable Requirements | One available USB-C port | |
Power | ||
Power Source | USB-Powered | |
Environmental | ||
Humidity | 0~65% RH | |
Operating Temperature | 0°C to 60°C (32°F to 140°F) | |
Storage Temperature | -20°C to 80°C (-4°F to 176°F) | |
Physical Characteristics | ||
Product Height | 15 mm [0.6 in] | |
Product Length | 430 mm [16.9 in] | |
Product Weight | 36 g [1.3 oz] | |
Product Width | 30 mm [1.2 in] | |
Packaging Information | ||
Shipping (Package) Weight | 52 g [1.8 oz] | |
What's in the Box | ||
Included in Package | 1 - serial adapter cable | |
1 - quick-start guide |
Compatibility










Windows Server® 2008 R2, 2012 R2, 2016
Mac OS® 10.11 and 10.14
Linux 2.6.x to 4.4.x LTS Versions only
Related Products
USB-C to Serial Adapter with COM Retention
Add a serial port with this USB C to serial with COM port retention
1 Port USB to RS232 DB9 Serial Adapter Cable - M/M
Add an RS232 serial port to your laptop or desktop computer through USB
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
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
91cm (3ft) USB to RS232 DB9 Serial Adapter Cable - M/M
Add an RS232 serial port to your laptop or desktop computer through USB
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
2 Port USB to RS232 Serial DB9 Adapter Cable
Add 2 serial RS-232 ports to any laptop or computer with a USB port
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
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
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
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
Accessories
1,8m (6ft) Straight Through Serial Cable - DB9 M/F
Extend your EGA monitor cable or mouse cable by 6ft
1,8m (6 ft) Straight Through Serial Cable - DB9 F/F
Connect two DB9 equipped serial devices
Product Support
Drivers
-
[Prolific_PL2303] Windows USB Serial Adapter.zip
Version: 1.20.0
- Language: English
-
Windows_Release_Notes.txt
- Language: English
-
[Prolific_PL2303] Mac USB Serial Adapter.zip
Version: 1.6.1
- Language: English
-
Mac_Release_Notes.txt
- Language: English
-
[Prolific_PL2303] Linux USB Serial Adapter.zip
- Language: English
Manuals
-
ICUSB232C_USB-C_RS232_serial_DB9_manual.pdf
- Language: English
Data Sheets
-
ICUSB232C_Datasheet-EN-EU.pdf
- Language: English
Compliance and Safety
Compliance Letters
-
Country of Origin (COO)
- Language: English
-
Letter of Conformity (LOC)
- Language: English
-
Waste Electrical and Electronic Equipment Directive (WEEE)
- Language: English
Safety Measures
- If product has an exposed circuit board, do not touch the product under power.
- If Class 1 Laser Product. Laser radiation is present when the system is open.
- Wiring terminations should not be made with the product and/or electric lines under power.
- Product installation and/or mounting should be completed by a certified professional as per the local safety and building code guidelines.
- Cables (including power and charging cables) should be placed and routed to avoid creating electric, tripping or safety hazards.
* Product appearance and specifications are subject to change without notice.