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CH340G USB to RS232 TTL Auto Converter Adapter Module for Arduino

Original price was: ₹110.00.Current price is: ₹65.00. (Excl. GST 18%)

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  • Type: CH340G USB to RS232 TTL Auto Converter
  • Interface: USB to TTL Serial UART
  • Chip: Genuine CH340G – STC Recommended
  • Voltage Options: Selectable 3.3V / 5V
  • Indicators: Power, TXD, RXD LEDs
  • OS Support: Windows 98 to Win10 (32/64-bit)
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The CH340G USB to RS232 TTL Auto Converter Adapter Module for Arduino is a highly reliable and affordable module designed for seamless serial communication between a USB port and TTL-level devices like microcontrollers. This adapter is built around the original CH340G chip — officially recommended by STC — ensuring stable driver support and compatibility across various Windows systems.

With premium gold-finished PCB, durable yellow header pins, and LED indicators for power and data transmission, this module is ideal for programming Arduino boards and debugging embedded systems. It supports voltage selection between 3.3V and 5V, making it suitable for a wide range of devices. RTS and CTS pins are also reserved for advanced control needs.

🔧 Key Features

  • CH340G USB to RS232 TTL Auto Converter Adapter
  • Genuine CH340G chip ensures stable performance
  • Selectable voltage output: 3.3V or 5V via jumper
  • LED indicators for PWR, TXD, and RXD signals
  • Supports USB to TTL UART communication
  • Gold-finish PCB with robust yellow pin headers
  • Reserved RTS and CTS pin locations
  • Plug-and-play with wide Windows driver support

📐 Technical Specifications

Product Name CH340G USB to RS232 TTL Auto Converter Adapter
Chipset Original CH340G
Communication Type USB to TTL UART
Operating Voltage 3.3V / 5V (jumper selectable)
LED Indicators Power (PWR), TXD, RXD
Additional Pins RTS, CTS reserved
Supported OS Win98 / ME / 2000 / XP / 7 / 8 / 10 (32/64-bit)
PCB Material Gold-finished FR4
Header Type Yellow durable male pins
Dimensions Approx. 45mm × 15mm
Weight ~5g

📌 Applications

  • Programming Arduino Uno, Nano, Pro Mini
  • Serial communication for STM32, ESP8266, ESP32
  • Debugging microcontrollers and embedded boards
  • STC/8051 series development
  • General USB-to-TTL conversion for DIY electronics

💡 Why Choose This Module?

Built with high-quality components and the genuine CH340G chip, the CH340G USB to RS232 TTL Auto Converter ensures stable data transmission and driver compatibility. It’s a compact, cost-effective tool for developers, students, and electronics enthusiasts.

📦 Package Includes

  • 1 × CH340G USB to RS232 TTL Auto Converter Adapter Module
Weight 0.01 kg
Dimensions 4 × 2.5 × 0.5 cm
SKU/Model Number

CH340G

Category Type

USB to RS232 Converter

Material

PCB, Plastic

Color

Blue

Input Voltage (V)

5V

Output Voltage (V)

N/A

Current Rating (A)

N/A

Power Rating (W)

N/A

Frequency (MHz/GHz)

N/A

Communication Protocol

USB

Interface Type

Through-hole

Number of Pins

6 pins

Special Features

USB to TTL conversion for Arduino

Compatible Boards

Arduino

Compatible Voltage Range

5V

Use Case

Connecting Arduino to RS232 devices

Warranty

Enjoy Peace of Mind with Our 15-Day Warranty
All products sold by ShokiTech come with a 15-day warranty, which begins after the delivery of the product, ensuring your satisfaction with its quality and performance.

What Voids the Warranty
The warranty may be voided under certain conditions, including misuse, tampering, physical damage, or alterations to the product.

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