VTOP USB to RS232 Serial DB9 Com Port Cable Adapter (USB232A-B)

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VTOP USB to RS232 Serial DB9 9 Pin Com Port Adapter 

- Add an RS-232 serial port to your laptop computer through USB with COM port retention

The USB232A-B USB to RS232 9 Pin Adapter with COM Retention offers a professional grade solution for connecting legacy or industrial RS232 serial devices to a laptop or desktop computer through USB - eliminating the expense of upgrading serial peripherals for compatibility.

A time-saving and convenient USB/Serial solution
The adapter retains assigned serial COM port values in nonvolatile memory, allowing the same values to automatically be assigned to the adapter serial port if disconnected and reconnected, or disconnected from one USB port and installed in another.

A versatile connectivity solution that bridges legacy serial peripheral devices with newer USB-capable computers, the USB to Serial adapter offers broad operating system compatibility including Windows, Linux and Mac OS, for easy integration into mixed environments.

What is a USB serial device?


usb to rs232 serial db9 interface adapter converter rs232 usb cable ftdi serial port rs-232 9 pin

RS232 DB9 Adapter with 3 LED Indicators
Easy to check the data transfer Problem

DB9 USB Adapter designed with 3 LED Indicators for PWR and TX and RX activity .(Red Light for Power, Green and Yellow Lights for Data Transfer and Receiver)

Works with devices with RS-232 serial ports: Bluetooth Serial Adapters, PDAs, GPS Receivers Dongle, Cisco Routers Switch, Serial Modems, Scan Tools, GPS, iRobot Create, Cisco products with serial consoles, US Robotics Modems, NexStar Telescopes.


What is a serial driver? serial to ethernet device server serial program modem uart serial i/0 port device digital to analog

RS-232 USB Adapter Widely Compaitble - Prolific PL2303 Chipset Serial RS232 USB Adapter Converter

The USB RS232 Com Port Adapter is compatible with Windows 7, 8, 8.1, 10, Mac OS X LT Capitan / Linux / Andorid.

Easily to Add an RS232 Serial DB9 Port to you PC, Mac and allows any PC to connect serial devices and programs that communicate through COM Port


■ Perfect for IT Administrators looking to add legacy functionality to newer notebooks, PCs and servers that lack an integrated RS232 port
■ Connect, monitor and control industrial/automotive sensors and equipment
■ Connect bar code scanners, receipt printers and other point of sale devices
■ Connect a satellite receiver, serial modem, or PDA with serial sync
■ Connect and program LED and Digital signage boards with serial communication ports


Quick Installation Guide

【 Driver & Manual Download 】

■ Watch Online Video | Youtube | Youtube | Youtube | Youtube | Youtube



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Imagine if you could be satisfied and content with your purchase. That can very much be your reality with the VTOP USB to RS232 Serial DB9 Com Port Cable Adapter (USB232A-B).

Inventory Last Updated: Oct 20, 2020

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