---
product_id: 505997015
title: "Industrial Modbus RTU 8-Channels Relay Module with RS485 Bus Modbus RTU Protocol Onboard Multi Isolation Protection Circuits(Power Isolation, ADI Magnetical Isolation,etc.) 5V Voltage"
brand: "rees52"
price: "€ 0.27"
currency: EUR
in_stock: false
url: https://www.desertcart.fr/products/505997015-industrial-modbus-rtu-8-channels-relay-module-with-rs485-bus
store_origin: FR
region: France
---

# 5V Power 8 Channels Isolation Protection Industrial Modbus RTU 8-Channels Relay Module with RS485 Bus Modbus RTU Protocol Onboard Multi Isolation Protection Circuits(Power Isolation, ADI Magnetical Isolation,etc.) 5V Voltage

**Brand:** rees52
**Price:** € 0.27
**Availability:** ❌ Out of Stock

## Summary

> 🔧 Power Up Your Control Game!

## Quick Answers

- **What is this?** Industrial Modbus RTU 8-Channels Relay Module with RS485 Bus Modbus RTU Protocol Onboard Multi Isolation Protection Circuits(Power Isolation, ADI Magnetical Isolation,etc.) 5V Voltage by rees52
- **How much does it cost?** € 0.27 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/505997015-industrial-modbus-rtu-8-channels-relay-module-with-rs485-bus)

## Best For

- rees52 enthusiasts

## Why This Product

- Trusted rees52 brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Robust Isolation:** Onboard power and signal isolation ensures high reliability and low interference.
- • **Surge Protection:** TVS technology safeguards against voltage spikes, keeping your system safe.
- • **Seamless Integration:** Easily cascades multiple devices on RS485 bus for expansive control.
- • **User-Friendly Design:** Rail-mounted ABS enclosure for effortless installation and maintenance.
- • **High-Quality Performance:** Reliable relay with a contact rating of ≤10A, perfect for industrial applications.

## Overview

The Industrial Modbus RTU 8-Channels Relay Module is designed for robust industrial control applications, featuring RS485 communication, multiple isolation protections, and a user-friendly installation process. With a high-quality relay and surge protection, it ensures reliable performance in demanding environments.

## Description

Specifications  Power supply voltage: 5V Communication interface: RS485 Baudrate: 4800, 9600, 19200, 38400, 57600, 115200, 128000, 256000 Default communication format: 9600, N, 8, 1 Relay channels: 8 Contact form: 1NO 1NC Communication protocol: Standard Modbus RTU protocol RS485 address: 1~255 RS485 terminal protection: 600W lightning-proof and surge-suppress, 15KV ESD protection (reserved 120R balancing resistor solder pads) LED indicators: STA: MCU indicator, keep flashing when the MCU normally working TXD: TX indicator, light up when sending data RXD: RX indicator, light up when receiving data  Features Configurable device address (1~255), multi devices can be cascaded on RS485 bus Features flash-on, flash-off function, by passing argument to the command, it is possible to turn on the relay for a while and then close it automatically Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal Onboard unibody ADI magnetical isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, lightning-proof & anti-electrostatic Onboard Optocoupler isolation, prevent the relay from being interfered by high-voltage circuit Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection High quality relay, contact rating: ≤10A 250VAC/30VDC Rail-mounted ABS plastic enclosure, easy to install, safe to use 3 LEDs for indicating the MCU status and signal transceiving status  Package Content Modbus RTU Relay x1 Power adapter US plug 5V/2A 5.5/2.1 x1\

## Features

- Industrial Modbus RTU 8-ch Relay Module, RS485 Bus, Communication interface: RS485. Communication protocol: Standard Modbus RTU protocol
- Configurable device address (1~255), multi devices can be cascaded on RS485 bus
- Onboard unibody power supply isolation, provides stable isolated voltage, needs no extra power supply for the isolated terminal. Onboard unibody ADI magnetical isolation, allows signal isolation, high reliability, strong anti-interference, low power consumption.
- Onboard TVS (Transient Voltage Suppressor), effectively suppress surge voltage and transient spike voltage in the circuit, lightning-proof & anti-electrostatic. Onboard Optocoupler isolation, prevent the relay from being interfered by high-voltage circuit
- Reverse-proof circuit, prevent the circuit from being damaged accidentally by incorrect connection High quality relay, contact rating: ≤10A 250VAC/30VDC. Rail-mounted ABS plastic enclosure, easy to install, safe to use. 3 LEDs for indicating the MCU status and signal transceiving status

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | REES52 |
| Manufacturer | Waveshare |
| Model number | RS485 |
| Colour | Multi |
| Number of Memory Sticks | 1 |
| Specific Product Use | Industrial Control Equipment, Industrial Applications |
| Item Weight | 200 g |
| Product Dimensions | 5 x 4 x 3 cm; 200 g |
| Item model number | RS485 |
| Item Height | 3 Centimeters |
| Item Width | 4 Centimeters |
| Number of Ports/Connectors | 8 |
| Wattage | 600 Watts |
| Compatible Device | PC, Industrial Control Equipment |
| Included Components | 1 x Industrial Modbus RTU 8-Channels Relay Module with RS485 Bus Modbus |

## Product Details

- **Compatible Devices:** PC, Industrial Control Equipment
- **Specific Uses For Product:** Industrial Control Equipment, Industrial Applications
- **Connector Type:** RS485
- **Colour:** Multi
- **Item dimensions L x W x H:** 50 x 40 x 30 Millimeters

## Images

![Industrial Modbus RTU 8-Channels Relay Module with RS485 Bus Modbus RTU Protocol Onboard Multi Isolation Protection Circuits(Power Isolation, ADI Magnetical Isolation,etc.) 5V Voltage - Image 1](https://m.media-amazon.com/images/I/71mzliaBv-L.jpg)
![Industrial Modbus RTU 8-Channels Relay Module with RS485 Bus Modbus RTU Protocol Onboard Multi Isolation Protection Circuits(Power Isolation, ADI Magnetical Isolation,etc.) 5V Voltage - Image 2](https://m.media-amazon.com/images/I/616D5SQz2hL.jpg)
![Industrial Modbus RTU 8-Channels Relay Module with RS485 Bus Modbus RTU Protocol Onboard Multi Isolation Protection Circuits(Power Isolation, ADI Magnetical Isolation,etc.) 5V Voltage - Image 3](https://m.media-amazon.com/images/I/61tx+0X7c6L.jpg)
![Industrial Modbus RTU 8-Channels Relay Module with RS485 Bus Modbus RTU Protocol Onboard Multi Isolation Protection Circuits(Power Isolation, ADI Magnetical Isolation,etc.) 5V Voltage - Image 4](https://m.media-amazon.com/images/I/61Y-SNzaUqL.jpg)
![Industrial Modbus RTU 8-Channels Relay Module with RS485 Bus Modbus RTU Protocol Onboard Multi Isolation Protection Circuits(Power Isolation, ADI Magnetical Isolation,etc.) 5V Voltage - Image 5](https://m.media-amazon.com/images/I/71pLbI1YzUL.jpg)

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-03-08*