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3ft (0.9m) USB 2.0 USB-C to DB9 Serial RS232 Adapter Cable

#29470 C2G
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$21.99 $32.99 MSRP USD

This USB-C to DB9 Serial RS232 adapter is an ideal solution for connecting a Serial RS232 device to a USB Type-C port. The adapter allows point-of-sale terminals, serial modems, industrial equipment, and other serial RS232 peripherals to interface directly with a USB Type-C port. This adapter has a data transfer rate of over 230 kbps and uses no IRQs, so there are no IRQ conflicts. Multiple adapters may be used on a single computer allowing multiple serial devices to be connected simultaneously. This adapter cable is a perfect accessory for Microsoft® Surface® products and other leading laptops.

Discover more connectivity solutions for the Microsoft Surface
Connector 1:
(1) USB-C Male
Connector 2:
(1) DB9 Male
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1273 In Stock

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  • Add serial device support through a USB Type-C port
  • Reversible, symmetrical USB-C connector
  • Compact, lightweight design
  • Compatible with the Microsoft® Surface® Book 2 and Surface Go


General Info
Product Line C2G
UPC Number 757120294702
Country Of Origin China
Features RS232
Application Sector Commercial, Residential
Warranty Type 5-Year
Type Cable, Active Device, Adapter
Product Length US 3.0 FT
Cable Length 3 ft
Technical Information
Jacket Material PVC (Polyvinyl Chloride)
Wire Gauge 28 AWG
Cable Type USB, Serial, Adapter
Data Transfer Rate 480 Mbps


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Questions & Answers

Is this adapter compatible with Windows 11?

Asked by: Mark
If it was purchased before around April 2023 then the chipset does not list a driver for windows 11, however our newer chipset works with windows 11
Answered by: Thomas
Date published: 2023-06-20

Can this support outbound power to the connected USB device to charge?

Asked by: ronf
This only connects a USB source to a VGA/DB9 device. There is no charging that occurs on the DB9 end
Answered by: Thomas
Date published: 2023-08-08
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