---
product_id: 577527740
title: "4 Channel Relay Opto-Couple for ARM AVR DSP Arduino 4-Channel Relay Interface Board (5VDC)"
brand: "besomi electronics"
price: "8191CFA"
currency: XOF
in_stock: true
url: https://www.desertcart.sn/products/577527740-4-channel-relay-opto-couple-for-arm-avr-dsp-arduino
store_origin: SN
region: Senegal
---

# 10A Load 4 Channels 5VDC Compatible 4 Channel Relay Opto-Couple for ARM AVR DSP Arduino 4-Channel Relay Interface Board (5VDC)

**Brand:** besomi electronics
**Price:** 8191CFA
**Availability:** ✅ In Stock

## Summary

> 🔧 Unleash Your Creativity with Besomi Electronics!

## Quick Answers

- **What is this?** 4 Channel Relay Opto-Couple for ARM AVR DSP Arduino 4-Channel Relay Interface Board (5VDC) by besomi electronics
- **How much does it cost?** 8191CFA with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sn](https://www.desertcart.sn/products/577527740-4-channel-relay-opto-couple-for-arm-avr-dsp-arduino)

## Best For

- besomi electronics enthusiasts

## Why This Product

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

## Key Features

- • **Safety First:** Opto-coupler isolation for ultimate reliability.
- • **High-Power Switching:** Handles loads up to 10A at 250VAC.
- • **User-Friendly Design:** Clearly labeled pins for seamless integration.
- • **Empower Your Projects:** Control up to 4 devices effortlessly!
- • **Versatile Applications:** Perfect for home automation and robotics.

## Overview

The Besomi Electronics 4 Channel Relay Module is a versatile and reliable solution for controlling multiple devices in your electronics projects. With opto-coupler isolation for safety, compatibility with various microcontrollers, and the ability to switch high loads, this module is perfect for both hobbyists and professionals looking to enhance their automation systems.

## Description

4 Channel Relay Opto-Couple for ARM AVR DSP Arduino 4-Channel Relay Interface Board (5VDC)

## Features

- 4-Channel Relay Module: The Besomi Electronics 4 Channel Relay Module provides control for up to four independent devices, perfect for complex electronics projects and automation systems.
- Opto-Coupler Isolation: Each relay is equipped with an opto-coupler, ensuring electrical isolation between the control circuit and the relays, enhancing safety and reliability in your projects.
- 5VDC Operating Voltage: Designed to operate at 5VDC, this relay module is fully compatible with ARM, AVR, DSP, Arduino, and other 5V logic microcontrollers, making integration seamless.
- High-Performance Relays: Capable of switching loads up to 10A at 250VAC or 30VDC, this module can control a variety of high-power devices, including lights, motors, and home appliances.
- Easy Integration: The relay board features clearly labeled input pins and a straightforward interface, allowing for easy connection and control with your microcontroller or development board.
- LED Indicators for Each Relay: Equipped with individual LED indicators for each relay, providing visual feedback to easily monitor the status of each relay during operation.
- Compact and Efficient Design: The compact design of the 4-channel relay module allows for easy incorporation into your projects without taking up too much space.
- Versatile Applications: Ideal for home automation, robotics, industrial control systems, and various DIY electronics projects that require reliable switching and control.
- Durable and Reliable: Built with high-quality components, this relay module is designed for durability and long-lasting performance, ensuring it withstands repeated use in various environments.
- Cost-Effective Control Solution: Offers a cost-effective solution for adding relay control to your electronics projects, making it an essential tool for both hobbyists and professionals.

## Images

![4 Channel Relay Opto-Couple for ARM AVR DSP Arduino 4-Channel Relay Interface Board (5VDC) - Image 1](https://m.media-amazon.com/images/I/71NimV6+-XL.jpg)

## Available Options

This product comes in different **Size** options.

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**Shop now:** [https://www.desertcart.sn/products/577527740-4-channel-relay-opto-couple-for-arm-avr-dsp-arduino](https://www.desertcart.sn/products/577527740-4-channel-relay-opto-couple-for-arm-avr-dsp-arduino)

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*Product available on Desertcart Senegal*
*Store origin: SN*
*Last updated: 2026-02-05*