---
product_id: 345366457
title: "2pcs DC 12V Relay Module 4 Channel Relay Board Shield with Optocoupler Isolation Suport High/Low Level Trigger"
brand: "aediko"
price: "€ 20.19"
currency: EUR
in_stock: true
url: https://www.desertcart.fi/products/345366457-2pcs-dc-12v-relay-module-4-channel-relay-board-shield
store_origin: FI
region: Finland
---

# 4 Channel Control High-Current Relay Opto-Isolation 2pcs DC 12V Relay Module 4 Channel Relay Board Shield with Optocoupler Isolation Suport High/Low Level Trigger

**Brand:** aediko
**Price:** € 20.19
**Availability:** ✅ In Stock

## Summary

> 🔧 Power Your Projects with Precision!

## Quick Answers

- **What is this?** 2pcs DC 12V Relay Module 4 Channel Relay Board Shield with Optocoupler Isolation Suport High/Low Level Trigger by aediko
- **How much does it cost?** € 20.19 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/345366457-2pcs-dc-12v-relay-module-4-channel-relay-board-shield)

## Best For

- aediko enthusiasts

## Why This Product

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

## Key Features

- • **Easy Integration:** Standard interface for seamless connection with various microcontrollers.
- • **Compact & Convenient:** Screwed terminal plate and fixed bolt holes for hassle-free installation.
- • **Robust Load Capacity:** Handles up to AC 250V 10A, perfect for heavy-duty applications.
- • **Versatile Triggering:** Easily switch between high/low level triggers with jumper settings.
- • **Fault-Tolerant Design:** Ensures reliability; the relay stays inactive even if control lines fail.

## Overview

The 2pcs DC 12V Relay Module is a versatile 4-channel relay board designed for high-performance applications. It features optocoupler isolation for reliable triggering, supports both high and low-level triggers, and can handle significant loads, making it ideal for various microcontroller projects.

## Description

2pcs DC 12V Relay Module 4 Channel Relay Board Shield with Optocoupler Isolation Suport High/Low Level Trigger

## Features

- 4 Channel Relay Module’s Path Can Be Triggered By High Level or Low Level Through Jumper Setting; Trigger Current of Opto-Isolator: 5mA
- This 12V Relay Module is 4 Channel Isolated, Each Relay Can Individually Switch On/Off By An Opto-Isolated Digital Input
- 12V 4 Channel Relay Module Comes with High-Current Relay,Maximum Load: AC 250V 10A;AC 125V 15A ; DC 30V 10A
- This Module Design With Fault-Tolerant , Even If The Control Line Breaks, The Relay Will Not Move; With Optical Coupling Isolation,Triggering More Reliable and Stable
- The Module Equipped With Screwed Terminal Plate and Fixed Bolt Holes,Bolt Hole: 3.1 mm; 67*44.5mm (Spacing);Standard Interface Can Connect With Microcontrollers and be Controlled By a Wide Range of Microcontrollers Directly

## Product Details

- **Connector Type:** Through Hole
- **Contact Material:** Nickel
- **Contact Type:** Normally Closed
- **Current Rating:** 5 Milliamps
- **Mounting Type:** Screw Mount

## Images

![2pcs DC 12V Relay Module 4 Channel Relay Board Shield with Optocoupler Isolation Suport High/Low Level Trigger - Image 1](https://m.media-amazon.com/images/I/71ib7ipOilL.jpg)

## Available Options

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

## Frequently Bought Together

- AEDIKO 2pcs DC 12V Relay Module 4 Channel Relay Board Shield with Optocoupler Isolation Suport High/Low Level Trigger
- AEDIKO 4pcs DC 12V Relay Module 2 Channel Relay Board with Optocoupler Support High or Low Level Trigger
- AEDIKO DC 12V Relay Module 8 Channel Relay Board with OPTO-Isolated High or Low Level Trigger

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**Shop now:** [https://www.desertcart.fi/products/345366457-2pcs-dc-12v-relay-module-4-channel-relay-board-shield](https://www.desertcart.fi/products/345366457-2pcs-dc-12v-relay-module-4-channel-relay-board-shield)

---

*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-03-04*