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Item#: N82E16812232006

Vantec USB to Serial Adapter - Model CB-USB20SR

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  • USB Type A
  • RS-232 DB-9 male
  • Plug and Play

  • Overview
  • Specifications
  • Warranty & Returns
  • Reviews

Looking for a way to connect a serial device to the USB port on your PC, or Mac? Vantec USB to Serial Adapter provides a simple and reliable solution. It allows you to use bridge / connectivity between the Universal Serial Bus (USB) and Serial Port Interface.

Vantec USB to Serial Adapter is your fast solution to utilize the peripheral with serial port in an easy-to-use environment such as plug-n-play and hot swap function. This cable provides ideal connections to Modems, PDA, Digital Camera, Label printer or ISDN terminal adapters with 500 kbps data transfer rate.

  • newegg USB to Serial RS232 Adapter The Vantec CB-USB20SR allows connecting to serial RS232 equipment via the USB port of your computer, ideal for connecting non-serial RS232 equipped computer to serial RS232 Modems, PDA and more. It provides up to 500 kbps data transfer rate and 96 byte buffer for each upstream and downstream data transfer.
  • newegg Ease of Use Plug 'n Play and hot-plug compatible, this adapter offers exceptional convenience when installation.
  • newegg More features The Vantec CB-USB20SR is bus-powered, no external power required. It also supports automatic handshake mode, remote wakeup and power management.

Learn more about the Vantec CB-USB20SR


USB to Serial


Connector Number
Connector Detail
One USB Type A
One RS-232 DB-9 male
IBM Compatible PC

MS Windows 98SE, ME, 2000, XP

One standard 4-pin USB port

64 MB RAM or above

Pentium 233 MHz or higher


Works with any USB compliant system (USB 1 or USB 2)
Easy installation; Plug and Play compatible
Connects directly to USB port on computer or to a USB hub
Ideal for both notebooks and desktops
Bus-Powered (no external power required)
Supports the RS-232 Serial interface
Supports automatic handshake mode
Up to 500Kbps data transfer rate
Supports Remote wakeup and power management
Provides a 96 byte buffer for each upstream and downstream data transfer
Windows 98/ME/2000/XP compatible
Warranty, Returns, And Additional Information
  • Return Policies
    • Return for refund within: 45 days
    • Return for replacement within: 1 year
  • This item is covered by's 45/1 Return Policy.
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