USB to RS485 Bidirectional Converter - CH340

Your bridge between USB systems and RS485 devices. Designed for Makers and Engineers, this converter allows seamless serial communication across industrial, automation, and DIY applications.

Key Features

• MAX485 Transceiver: Ensures robust and efficient RS485 communication
• CH340 USB Interface: Provides a stable USB connection; driver installation may be required for some operating systems
• Terminal Block IO: Easy-to-use screw terminals with clear silkscreen labeling for simple wiring
• Plug-and-Play: Automatic configuration simplifies setup upon connection
• Wide Compatibility: Supports Windows, macOS, and Linux
• USB-A Connector: Plugs directly into any USB system

Technical Specifications

• USB Standard: USB 2.0
• RS485 Connector: Screw terminal for secure connections
• Data Transfer Rates: 600bps to 115.2Kbps
• Maximum Communication Distance: Up to 1200 meters at 19.2Kbps
• Dimensions: 61 x 15 x 13mm (47 x 15 x 13mm when plugged in, excluding USB)
• Note: Termination resistor not included; may be required depending on your RS485 network

Documentation & Resources

• CH340 Driver Installation Guide
• Industrial Version

This product can be found here:

• Breakouts & Modules
• Communication Modules
• Power
• Prototyping