# USB to RS485 Module

**Type:** Product page · **SKU:** FIT0737 · **Brand:** [DFRobot](https://core-electronics.com.au/brands/dfrobot-australia)
**Page:** https://core-electronics.com.au/usb-to-rs485-module.html ([markdown](https://core-electronics.com.au/usb-to-rs485-module.html.md))

## Retired product

This product is retired and no longer available for purchase. Replaced by: FIT0874.

**Replacement:** https://core-electronics.com.au/catalog/product/view/sku/FIT0874

## Description

#### Introduction

This USB to RS485 converter module( USB 1.1，USB 2.0，USB 3.0 compatible) can expand one RS485 asynchronous communication interface from a computer’s USB interface to realize the communication between PC and other RS485 devices.

![](https://core-electronics.com.au/media/wysiwyg/product_images/USB-to-RS485-Module-fit0737.jpg)

The module uses a PL2303 chip and an easy-to-install driver. There are LED indicators on the module to show its working status: red for power, yellow for data sending, green for data receiving, which is convenient for system debugging. The baud rate of the module is 300bps-115.2kbps, and the RS485 transmission distance can be as far as 2km at the speed of 57.6kbps; The module can drive up to 32 RS485 devices, and the RS485 line is equipped with lightning protection, which effectively ensures the load capacity and working stability of the module.

![](https://core-electronics.com.au/media/wysiwyg/product_images/Connect-Diagram-fit0737.jpg)

Supporting Linux, Windows, Android, and Mac OS, this module can be applied to aviation and military system, high-speed railway electrical, railway dispatching, power station, and other industrial scenes, and other RS485 equipment driving.

#### Specification

- Electrical Standard: USB2.0, RS485 interface standard compliant
- Transmission Rate: 300bps-115.2Kbps
- Working Mode: Asynchronous Half Duplex (RS485) Self-adaption
- Load Capacity: drive 32 RS485 devices
- Transmission Distance: up to 2Km at the speed of 57.6 Kbps (faster speed will shorten the distance)
- Power Consumption: ＜0.5W
- Dimension: about 85\*23\*14mm/3.35\*0.91\*0.55”
 
#### Shipping List

- USB to RS485 Module x1

## Images

- [Product image 1](https://core-electronics.com.au/media/catalog/product/f/i/fit0737.jpg)