---
product_id: 292965511
title: "8 Pack 3V 1 Channel Relay Power Switch Module with Optocoupler Opto Isolation High Level Trigger for IOT ESP8266 Development Board"
brand: "aitrip"
price: "€ 34.40"
currency: EUR
in_stock: true
url: https://www.desertcart.es/products/292965511-8-pack-3v-1-channel-relay-power-switch-module-optocoupler
store_origin: ES
region: Spain
---

# 10A high-current relay Supports 30V DC & 250V AC loads Fast <20ms response time 8 Pack 3V 1 Channel Relay Power Switch Module with Optocoupler Opto Isolation High Level Trigger for IOT ESP8266 Development Board

**Brand:** aitrip
**Price:** € 34.40
**Availability:** ✅ In Stock

## Summary

> ⚡ Elevate your IoT game with lightning-fast, high-current relay control!

## Quick Answers

- **What is this?** 8 Pack 3V 1 Channel Relay Power Switch Module with Optocoupler Opto Isolation High Level Trigger for IOT ESP8266 Development Board by aitrip
- **How much does it cost?** € 34.40 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.es](https://www.desertcart.es/products/292965511-8-pack-3v-1-channel-relay-power-switch-module-optocoupler)

## Best For

- aitrip enthusiasts

## Why This Product

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

## Key Features

- • **Built to Last:** Durable design with 100,000+ cycles and diode freewheel protection
- • **Rapid Response:** Sub-20ms switching speed keeps your projects lightning fast
- • **Powerhouse Switching:** Handles up to 10A at 250VAC/30VDC for robust IoT control
- • **Optocoupler Isolation:** Ensures safe, noise-free signal transmission for reliable automation
- • **Seamless Microcontroller Integration:** 3V/3.3V high-level trigger compatible with ESP8266, NodeMCU & more

## Overview

The AITRIP 8 Pack 3V 1 Channel Relay Module features high-current relays rated for 10A at 250VAC/30VDC, triggered by 3V/3.3V high-level signals. Designed for seamless integration with popular microcontrollers like ESP8266 and NodeMCU, it offers optocoupler isolation for noise-free operation, fast switching under 20ms, and a long lifespan exceeding 100,000 cycles, making it ideal for reliable IoT and automation projects.

## Description

AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module with Optocoupler Opto Isolation High Level Trigger for IOT ESP8266 Development Board

## Features

- 【30VDC 250VAC Load】 Equiped with high-current relay, AC250V 10A ; DC30V 10A, each relay has normally open and normally closed contact. Can be selected by jumper relay and TTL or ground.
- 【High Level Trigger】The relay module is triggered by high level signal, which can be input from microcontroller IO.
- 【 3V/3.3V power relay module】- This Relay Board provides a single relay that can be controlled by any 3V/3.3V digital input from your microcontroller IO.
- 【Wide Application】- These 3v relay board works well with ARM /PIC /AVR /MCU/Raspberry/CNC machine/ PS4/3.3V /NodeMCU/ ESP8266 module etc.
- 【Long Life】 - Fast response time less than 20ms and long lifetime up to 100,000 times snap action with diode freewheel protection.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Connector Type | Through Hole |
| Contact Material | Silver |
| Contact Type | Normally Closed |
| Current Rating | 10 Amps |
| Mounting Type | PCB Mount |
| Brand | AITRIP |
| Operation Mode | Automatic |
| Wattage | 120 watts |
| Coil Voltage | 3.3 Volts |
| Contact Current Rating | 10 Amps |
| Maximum Switching Current | 10 Amps |
| Maximum Switching Voltage | 250 Volts |
| Minimum Switching Voltage | 1.3 Volts |
| UPC | 701715464735 |
| Item model number | EC14323 |
| Item Weight | 6 ounces |
| Package Dimensions | 6.93 x 4.8 x 1.18 inches |
| Color | 1CH-3V-8PCS |
| Manufacturer | AITRIP |
| ASIN | B08W3XDNGK |
| Date First Available | February 7, 2021 |

## Product Details

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

## Images

![8 Pack 3V 1 Channel Relay Power Switch Module with Optocoupler Opto Isolation High Level Trigger for IOT ESP8266 Development Board - Image 1](https://m.media-amazon.com/images/I/81FYpLwFugL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.es/products/292965511-8-pack-3v-1-channel-relay-power-switch-module-optocoupler](https://www.desertcart.es/products/292965511-8-pack-3v-1-channel-relay-power-switch-module-optocoupler)

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*Product available on Desertcart Spain*
*Store origin: ES*
*Last updated: 2026-04-24*