---
product_id: 126845113
title: "Robocraze 4-Channel Relay Module Board | 5V Relay Module with Optocoupler for boards compatible with Arduino"
brand: "robocraze"
price: "€ 8.32"
currency: EUR
in_stock: true
url: https://www.desertcart.gr/products/126845113-robocraze-4-channel-relay-module-board-5v-relay-module-optocoupler
store_origin: GR
region: Greece
---

# 10A high current capacity 4 independent relay channels Optocoupler isolation for safe operation Robocraze 4-Channel Relay Module Board | 5V Relay Module with Optocoupler for boards compatible with Arduino

**Brand:** robocraze
**Price:** € 8.32
**Availability:** ✅ In Stock

## Summary

> ⚡ Command your smart projects with power and precision!

## Quick Answers

- **What is this?** Robocraze 4-Channel Relay Module Board | 5V Relay Module with Optocoupler for boards compatible with Arduino by robocraze
- **How much does it cost?** € 8.32 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/126845113-robocraze-4-channel-relay-module-board-5v-relay-module-optocoupler)

## 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

- • **Safe & Sound:** Optocoupler isolation protects your microcontroller and circuits
- • **Compact & Robust:** Screw mount design in a sleek 5x4x2 cm form factor fits any setup
- • **Quad-Channel Control:** Simultaneously manage 4 devices with precision and ease
- • **Power Up with 10 Amps:** Handles heavy loads effortlessly for your advanced projects
- • **Plug & Play Compatibility:** Seamlessly integrates with Arduino and similar 5V boards

## Overview

The Robocraze 4-Channel Relay Module is a compact, 5V relay board designed for Arduino-compatible microcontrollers. Featuring four independent channels with 10 Amp current rating and optocoupler isolation, it ensures safe, reliable switching of high-power devices. Its screw mount design and silver contact material provide durability and easy integration for professional-grade DIY electronics and automation projects.

## Description

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

## Features

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

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Connector Type | Screw |
| Contact Material | Silver |
| Contact Type | Normally Closed |
| Current Rating | 10 Amps |
| Mounting Type | Screw Mount |
| Brand | Robocraze |
| Operation Mode | Automatic |
| Coil Voltage | 5 Volts |
| Contact Current Rating | 10 Amps |
| Maximum Switching Voltage | 5 Volts |
| Minimum Switching Voltage | 5 Volts |
| Specification Met | Energy Rating |
| Manufacturer | Robocraze |
| Country of Origin | China |
| Model number | RC-A-41526 |
| Colour | MIXED |
| Number of Memory Sticks | 1 |
| Item Weight | 50 g |
| Product Dimensions | 5 x 4 x 2 cm; 50 g |
| Item model number | RC-A-41526 |
| Item Height | 20 Millimeters |
| Item Width | 40 Millimeters |
| Included Components | 4 Channel Relay |
| Are batteries included? | No |

## 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 Relay Module with Optocoupler for boards compatible with Arduino - Image 1](https://m.media-amazon.com/images/I/71sXo6+CG2L.jpg)

## Available Options

This product comes in different **Style Name** options.

## 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.

## 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.gr/products/126845113-robocraze-4-channel-relay-module-board-5v-relay-module-optocoupler](https://www.desertcart.gr/products/126845113-robocraze-4-channel-relay-module-board-5v-relay-module-optocoupler)

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-03-08*