---
product_id: 831784519
title: "Relay Module Board RS485 Microcontroller with DC Terminal Interface"
brand: "skxsyd"
price: "€ 54.06"
currency: EUR
in_stock: true
category: "Skxsyd"
url: https://www.desertcart.at/products/831784519-relay-module-board-rs485-microcontroller-with-dc-terminal-interface
store_origin: AT
region: Austria
---

# Relay Module Board RS485 Microcontroller with DC Terminal Interface

**Brand:** skxsyd
**Price:** € 54.06
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** Relay Module Board RS485 Microcontroller with DC Terminal Interface by skxsyd
- **How much does it cost?** € 54.06 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.at](https://www.desertcart.at/products/831784519-relay-module-board-rs485-microcontroller-with-dc-terminal-interface)

## Best For

- skxsyd enthusiasts

## Why This Product

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

## Description

Feature:4 channel relay output (a normally open, normally closed). 4 channel optical coupling isolation. 4 relay closed the LED light. Circular DC interface, and DC terminal interface. Convenient power connection (12 v power supply ). 4 channel input interface. A power indicator light. A user LED light. Spec:LED light: YesPower supply : Channel: 4Baud rate: 9600 Microcontroller: STM8S103F3Communication interface: RS485 Reset button: YesSize: Approx. 7.8 x 7.7 x 1.8cm / 3 x 3 x 0.7inchQuantity: 1pcWeight: 85gSerial assistant operation instructions:Below are the test instructions for device number 1:No. 1 relay close:01 06 00 01 01 00 d9 9aNo. 1 relay open:01 06 00 01 01 01 18 5aNo. 2 relay close:01 06 00 01 02 00 d9 6aNo. 1 relay open:01 06 00 01 02 01 18 aaNo. 3 relay close:01 06 00 01 03 00 d8 faNo. 1 relay open:01 06 00 01 03 01 19 3aNo. 4 relay close:01 06 00 01 04 00 da caNo. 1 relay open:01 06 00 01 04 01 1b 0aAll put out:01 06 00 01 00 00 d8 0aAll light:01 06 00 01 ff ff d9 baReference:Data download address: http://pan.baidu.com/s/1mgzKs3I(The data is in Chinese)Package Included:1 x 4 Channel Relay ModuleNotice:Please allow 1-3cm differs due to manual measurement. Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding.

## Features

- 4 relay closed the LED light.
- Circular DC interface, and DC terminal interface. Convenient power connection (12 v power supply ).
- 4 channel optical coupling isolation.
- 4 channel input interface.
- 4 channel relay output (a normally open, normally closed).

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0F1C3M9GS |
| Brand Name | SKXSYD |
| Item Weight | 500 Grams |
| Manufacturer | SKXSYD |
| Model | SKXSYD |
| Part Number | SKXSYD |
| Unit Count | 1.0 Count |

## Product Details

- **Brand:** SKXSYD
- **Number of Items:** 1
- **Unit count:** 1.0 Count

## Images

![Relay Module Board RS485 Microcontroller with DC Terminal Interface - Image 1](https://m.media-amazon.com/images/I/61iPs7tJiyL.jpg)

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*Product available on Desertcart Austria*
*Store origin: AT*
*Last updated: 2026-06-03*