The KA301 Universal Converter is an industrial-grade interface designed to bridge a computer’s USB port with serial communication protocols, specifically RS-232, RS-422, RS-485, and TTL. It is widely used in automation for connecting PCs to devices like PLCs (such as the Mitsubishi FX Series), HMI panels, and temperature controllers. Driver Download & Installation
The KA301 typically relies on standard USB-to-UART (Serial) chipsets. Because this is a specialized industrial tool, finding the correct driver often depends on the internal chip manufacturer (e.g., FTDI, Prolific, or WCH).
Official Resource: Documentation for the KA301 indicates it is often supplied with a driver CD. If you lack the CD, the following steps are recommended:
Automatic Installation: On Windows 10 and 11, plugging the device in while connected to the internet may trigger an automatic driver download via Windows Update. Chipset-Specific Drivers:
FTDI VCP Drivers: Many high-end converters use FTDI chips. You can find the latest Virtual COM Port (VCP) drivers on the official FTDI Drivers page. universal converter ka301 driver download
Prolific PL2303: If your device uses a Prolific chipset, drivers are available via Plugable.
WCH (CH340/CH341): Common in more affordable converters, these drivers are hosted by Nanjing Qinheng Microelectronics. Installation Guide
The Universal Converter KA301 is a multi-function industrial serial signal converter used to connect serial equipment (RS-232, RS-422, RS-485, or TTL) to a computer via USB. Driver Download Options Because the
uses a standard USB-to-serial bridge chip, you can generally use one of the following drivers depending on your operating system: Plug in the device Open Device Manager ( devmgmt
Standard FTDI Drivers: Most modern industrial serial adapters utilize FTDI chips. You can find the latest VCP (Virtual COM Port) drivers on the official FTDI website.
Prolific USB-to-Serial Drivers: Some versions of these converters use Prolific chips. You can download these from official support sites like Dell or directly from Prolific's official driver page.
Manufacturer Specific (TAIE): For the specific TAIE-branded KA301 converter, documentation is available via AME Engineering or local distributors like Taie.co.za. How to Install
I understand you're looking for a driver for the Universal Converter KA301. However, I need to give you an important heads-up: Step 2: Install the Driver
devmgmt.msc)SETUP.EXE (or CH341SER.EXE) and select Run as Administrator.Meta Description: Struggling to find the correct driver for your Universal Converter KA301? This 2000+ word guide explains where to download safe drivers, how to install them on Windows 10/11, and how to fix common connection errors.
Sometimes the hardware ID is mislabeled. Here is the power user fix:
CH341SER.EXE but do NOT run it.CH341SER.INF → Open.Skip this if your driver installs without error. But if you see "Third-party INF does not contain digital signature information," do this:
Shift and click Restart.F7 (Disable driver signature enforcement).