---
product_id: 189214540
title: "WITMOTIONUSB-UART Converter 3-in-1 Multifunctional(TTL/RS232/ RS485) 3.3-5V Serial Adapter, with CH340 chip Compatible with Windows 7,8,Linux, Development Projects"
brand: "witmotion"
price: "₩79170"
currency: KRW
in_stock: true
url: https://www.desertcart.kr/products/189214540-witmotionusb-uart-converter-3-in-1-multifunctional-ttl-rs232-rs485
store_origin: KR
region: South Korea
---

# CH340 chipset for high-performance data transfer Universal OS compatibility (Win, Linux, Mac) 3-in-1 multifunctional serial conversion WITMOTIONUSB-UART Converter 3-in-1 Multifunctional(TTL/RS232/ RS485) 3.3-5V Serial Adapter, with CH340 chip Compatible with Windows 7,8,Linux, Development Projects

**Brand:** witmotion
**Price:** ₩79170
**Availability:** ✅ In Stock

## Summary

> 🔌 Connect smarter, code faster, and never miss a beat!

## Quick Answers

- **What is this?** WITMOTIONUSB-UART Converter 3-in-1 Multifunctional(TTL/RS232/ RS485) 3.3-5V Serial Adapter, with CH340 chip Compatible with Windows 7,8,Linux, Development Projects by witmotion
- **How much does it cost?** ₩79170 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.kr](https://www.desertcart.kr/products/189214540-witmotionusb-uart-converter-3-in-1-multifunctional-ttl-rs232-rs485)

## Best For

- witmotion enthusiasts

## Why This Product

- Trusted witmotion brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Plug & Play Precision:** Built-in logic chip auto-detects working mode with LED status indicator for hassle-free setup.
- • **Speed Meets Stability:** Supports baud rates from 300 bps up to 1.5 Mbps, ensuring reliable, fast serial communication.
- • **Cross-Platform Champion:** Effortlessly compatible with Windows (XP to 10), Linux, Mac, and more—no driver headaches.
- • **Support That Has Your Back:** 12-month warranty plus lifetime expert customer service and easy-to-follow tutorials included.
- • **Triple Protocol Powerhouse:** Seamlessly switch between TTL, RS232, and RS485 modes for ultimate versatility.

## Overview

The WITMOTION USB-UART Converter is a compact, 3-in-1 serial adapter featuring TTL, RS232, and RS485 protocols. Powered by the reliable CH340 chipset, it offers robust auto-detection, LED status indicators, and broad OS compatibility across Windows, Linux, and Mac. Ideal for development projects, it supports baud rates up to 1.5 Mbps and comes with a 12-month warranty and lifetime customer support.

## Description

WITMOTIONUSB-UART Converter 3-in-1 Multifunctional(TTL/RS232/ RS485) 3.3-5V Serial Adapter, with CH340 chip Compatible with Windows 7,8,Linux, Development Projects

## Features

- 【 Multi-functional】3-in-1 Multifunctional Serial convert adater supports usb-ttl, usb-rs232, usb-rs485, converting function
- 【 Robust Design 】Equipped with the built-in logic circuit chip(automatically recognize and convert to the working mode), a status indicating LED(easy to connect), imported chipset CH340 (better performance)
- 【 Superior Compatibility】USB specification 2.0 is compatible with Windows XP/7/8/10 32bits/ 64bits, Linux, Wince, Mac, Vista, etc., Baud rates: 300 bps to 1.5 Mbps.
- 【 Worry-free Support 】12-month warranty, lifetime friendly customer service by WitMotion team. Option 1. The tutorial link is printed on the guiding card inside the package. Option 2. search wit-motion(dot)com and download the complete tutorial. Option 3. contact us if you need any help, support (at) wit-motion (dot) com
- 【 What You Get 】1x WitMotion 3-in-1 serial adapter + 4x Dupont cables + 1x Welcome card, well-packed by an antistatic bag

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | WITMOTION |
| Part number | 3 in 1 |
| Item Weight | 10 g |
| Package Dimensions | 7.6 x 7.6 x 2.2 cm; 10 g |
| Item model number | 3 in 1 |
| Finish | Matte |
| Item Package Quantity | 1 |
| Specific uses | PC |
| Batteries included? | No |
| Batteries Required? | No |

## Product Details

- **Compatible devices:** PC, Laptops
- **Specific uses for product:** PC
- **Connector type:** usb
- **Brand:** WITMOTION
- **Finish type:** Matte

## Images

![WITMOTIONUSB-UART Converter 3-in-1 Multifunctional(TTL/RS232/ RS485) 3.3-5V Serial Adapter, with CH340 chip Compatible with Windows 7,8,Linux, Development Projects - Image 1](https://m.media-amazon.com/images/I/51VGqTtbbgL.jpg)
![WITMOTIONUSB-UART Converter 3-in-1 Multifunctional(TTL/RS232/ RS485) 3.3-5V Serial Adapter, with CH340 chip Compatible with Windows 7,8,Linux, Development Projects - Image 2](https://m.media-amazon.com/images/I/51xEgyRys7L.jpg)
![WITMOTIONUSB-UART Converter 3-in-1 Multifunctional(TTL/RS232/ RS485) 3.3-5V Serial Adapter, with CH340 chip Compatible with Windows 7,8,Linux, Development Projects - Image 3](https://m.media-amazon.com/images/I/41qSdbzIJ5L.jpg)
![WITMOTIONUSB-UART Converter 3-in-1 Multifunctional(TTL/RS232/ RS485) 3.3-5V Serial Adapter, with CH340 chip Compatible with Windows 7,8,Linux, Development Projects - Image 4](https://m.media-amazon.com/images/I/41t3erXV2UL.jpg)
![WITMOTIONUSB-UART Converter 3-in-1 Multifunctional(TTL/RS232/ RS485) 3.3-5V Serial Adapter, with CH340 chip Compatible with Windows 7,8,Linux, Development Projects - Image 5](https://m.media-amazon.com/images/I/41h3vFxPzoL.jpg)

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.kr/products/189214540-witmotionusb-uart-converter-3-in-1-multifunctional-ttl-rs232-rs485](https://www.desertcart.kr/products/189214540-witmotionusb-uart-converter-3-in-1-multifunctional-ttl-rs232-rs485)

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*Product available on Desertcart South Korea*
*Store origin: KR*
*Last updated: 2026-02-11*