USB C to Serial Cable Adapter
USB C to Serial Cable Adapter
USB C to Serial Cable Adapter
USB-C to Serial RS232 Cable
USB-C to Serial RS232 Cable
USB-C to Serial RS232 Cable

USB-C to Serial RS232 Cable

Sale price$16.99 USD
SKU: Y-1105K

Model Number: Y-1105K

Product Overview:

  • USB-C upstream connector
  • Compatible with label writer, ISDN terminal adapter, printer

UNITEK offers you the industry-use serial adapter with different connectors including this USB-C equipped adapter as well as USB-A equipped, and also RS232 and DB25M serial connector, to meet your needs.


Product Features:

  • Support the conversion of USB-C to RS232.
  • Link PC to Serial devices such as printer, label writer, ISDN terminal adapter.
  • With USB specification v1.1.
  • Flexible baud rate support up to 1.2Mbps.
  • Bus powered, no external power supply needed.

Hardware & Dimension:

  • Color: Transparent Dark Brown
  • Cable Length: 1.5M
  • Upstream: USB-C Male
  • Downstream: RS232 Male

Package Contents:

1 x USB-C to Serial Cable Adapter


Shipping cost will be calculated during checkout. International duties & taxes may apply and are not calculated at checkout.

Shipping & Delivery

For shipping quotes, "Checkout" the item you want to buy, enter your shipping details and the shipping rates will automatically generate based on the item's weight and the delivery location.
If the shipping rates do not generate,  please contact us.

Normal Shipping Times: 3-14 business days
The final shipping days are according to your local because of COVID-19 guidelines.

Unitek is not responsible for delays in shipping caused by extraneous factors (such as incorrect addresses, weather, inspections, labor disputes, and/or transportation problems). We cannot be responsible for lost or damaged packages. 

Duties & Taxes:
Orders shipped outside of the United States may be subject to import taxes, customs duties, fees, and/or VAT (Value Added Taxes) levied by the destination country. You are responsible for paying any taxes, duties, customs fees, and/or VAT charged by your government, as UNITEK has no control over these charges and cannot predict what they may be. Please contact the local customs office in the relevant jurisdiction for additional information on customs policies or duties. International orders will not be refunded for failure to pay import duties, taxes or fees.

Global Shipping Notes:
For customers in Korea, please fill in your Korean Name (not in English) which must correspond to the Personal Custom Code;
For customers in Taiwan, please fill in the ID number;
For customers in South Africa, please fill in the ID number;
For customers in Chile, please fill in RUT.

For any other questions or inquiries, please contact us.

Some function stopped working after updating to Windows 11. What can I do?

Please download the latest driver of this product. Reinstall the driver again ( and if it still doesn't work, contact us via

Is serial same as VGA?

Serial ports are 9 pin and VGA is 15. They are not the same. It is not a VGA cable. It is a serial communication cable for devices.

Does this adapter come with driver to load on my computer?

Yes, it includes CD drivers and manuals. Also latest drivers are available from