---
product_id: 126845113
title: "Robocraze 4-Channel Relay Module Board 5V with Optocoupler | Multi-Channel Relay Switch Module for Arduino Compatible Boards, Automation & Control Applications for DIY Electronics Projects"
brand: "robocraze"
price: "E£ 677"
currency: EGP
in_stock: true
reviews_count: 8
category: "Robocraze"
url: https://www.desertcart.com.eg/products/126845113-robocraze-4-channel-relay-module-board-5v-with-optocoupler-multi
store_origin: EG
region: Egypt
---

# 10A high current rating 4-channel simultaneous control Optocoupler isolation for protection Robocraze 4-Channel Relay Module Board 5V with Optocoupler | Multi-Channel Relay Switch Module for Arduino Compatible Boards, Automation & Control Applications for DIY Electronics Projects

**Brand:** robocraze
**Price:** E£ 677
**Availability:** ✅ In Stock

## Summary

> ⚙️ Power your smart projects with precision and protection — don’t get left behind!

## Quick Answers

- **What is this?** Robocraze 4-Channel Relay Module Board 5V with Optocoupler | Multi-Channel Relay Switch Module for Arduino Compatible Boards, Automation & Control Applications for DIY Electronics Projects by robocraze
- **How much does it cost?** E£ 677 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.eg](https://www.desertcart.com.eg/products/126845113-robocraze-4-channel-relay-module-board-5v-with-optocoupler-multi)

## Best For

- robocraze enthusiasts

## Why This Product

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

## Key Features

- • **Heavy-Duty Switching:** Handles up to 10 Amps, perfect for robust industrial and home automation setups.
- • **Multi-Device Mastery:** Control up to 4 AC/DC devices simultaneously for ultimate automation power.
- • **Seamless Arduino Sync:** 5V operation ensures plug-and-play compatibility with all Arduino and microcontroller projects.
- • **Effortless Integration:** Screw-mount design and easy interfacing get your projects running faster with less hassle.
- • **Rock-Solid Reliability:** Integrated optocoupler isolation shields your circuits from interference and damage.

## Overview

The Robocraze 4-Channel Relay Module is a 5V relay board designed for Arduino-compatible systems, featuring four independent channels capable of switching AC/DC loads up to 10 Amps. Its built-in optocoupler isolation enhances circuit safety and reduces interference, making it ideal for DIY automation, robotics, and industrial control applications.

## Description

Robocraze 4-Channel Relay Module Board | 5V Relay Module with Optocoupler for boards compatible with Arduino

Review: Good product - I like the manufacturing of it
Review: Service delivery problem - The product is good but when I received it it's connectors were banded and it might be difficult to fix them

## Features

- 4-CHANNEL RELAY CONTROL: Enables simultaneous control of multiple AC or DC devices, making it ideal for automation, robotics, and embedded switching applications.
- 5V RELAY MODULE DESIGN: Operates on 5V input for seamless compatibility with Arduino-compatible boards, microcontrollers, and DIY electronics systems.
- INTEGRATED OPTOCOUPLER PROTECTION: Built-in optocoupler isolation improves circuit protection and reduces interference for stable and reliable relay operation.
- EASY MICROCONTROLLER INTERFACING: Designed for simple integration with Arduino and other development boards for quick setup in automation and control projects.
- VERSATILE SWITCHING APPLICATIONS: Suitable for home automation, industrial control, smart devices, robotics, and electronic appliance switching projects.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B07S29BN57 |
| Best Sellers Rank | #1,647 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #19 in Robotic Kits & Accessories |
| Brand | Robocraze |
| Brand Name | Robocraze |
| Coil Voltage | 5 Volts |
| Connector Type | Screw |
| Contact Current Rating | 10 Amps |
| Contact Material | Silver |
| Contact Type | Normally Closed |
| Country of Origin | China |
| Current Rating | 10 Amps |
| Customer Reviews | 4.1 out of 5 stars 221 Reviews |
| Importer Contact Information | TECHLEADS INDIA MO 7746071920 |
| Included Components | 4 Channel Relay |
| Item Type Name | 4 Channel relay |
| Item Weight | 50 Grams |
| Manufacturer | Robocraze, TECHLEADS INDIA MO 7746071920 |
| Manufacturer Contact Information | TECHLEADS INDIA MO 7746071920 |
| Maximum Switching Voltage | 5 Volts |
| Minimum Switching Voltage | 5 Volts |
| Model Number | RC-A-41526 |
| Mounting Type | Screw Mount |
| Operation Mode | Automatic |
| Packer Contact Information | Robocraze 9902340705 |
| Part Number | RC-A-41526 |
| Specification Met | Energy Rating |
| Unit Count | 1 Count |

## Product Details

- **Connector Type:** Screw
- **Contact Material:** Silver
- **Contact Type:** Normally Closed
- **Current Rating:** 10 Amps
- **Mounting Type:** Screw Mount

## Images

![Robocraze 4-Channel Relay Module Board 5V with Optocoupler | Multi-Channel Relay Switch Module for Arduino Compatible Boards, Automation & Control Applications for DIY Electronics Projects - Image 1](https://m.media-amazon.com/images/I/61Wtiki1dUL.jpg)

## Questions & Answers

**Q: Why the in1 to in4 pins have low  level trigger. how to switch the pins to high level trigger ?**
A: Low level trigger because of optocoupler used in module.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good product
*by R***T on 10 June 2026*

I like the manufacturing of it

### ⭐⭐⭐⭐ Service delivery problem
*by M***S on 17 October 2025*

The product is good but when I received it it's connectors were banded and it might be difficult to fix them

### ⭐⭐⭐⭐⭐ Suitable for ESP32 home automation system
*by D***H on 4 April 2026*

Good working

## Frequently Bought Together

- Robocraze 4-Channel Relay Module Board | 5V Relay Module with Optocoupler for boards compatible with Arduino
- Aptechdeals Jumper Wires Male To Male, Male To Female, Female To Female/ Breadboard Jumper Wires (40+40+40)

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**Shop now:** [https://www.desertcart.com.eg/products/126845113-robocraze-4-channel-relay-module-board-5v-with-optocoupler-multi](https://www.desertcart.com.eg/products/126845113-robocraze-4-channel-relay-module-board-5v-with-optocoupler-multi)

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*Product available on Desertcart Egypt*
*Store origin: EG*
*Last updated: 2026-07-12*