---
product_id: 313479636
title: "12V 4 Channel Relay Module with OPTO-Isolated Support High and Low Level Trigger"
brand: "hiletgo"
price: "฿837"
currency: THB
in_stock: true
url: https://www.desertcart.co.th/products/313479636-12v-4-channel-relay-module-with-opto-isolated-support-high
store_origin: TH
region: Thailand
---

# 12V Power 4 Channel Control OPTO-Isolated Safety 12V 4 Channel Relay Module with OPTO-Isolated Support High and Low Level Trigger

**Brand:** hiletgo
**Price:** ฿837
**Availability:** ✅ In Stock

## Summary

> 🔧 Elevate Your Projects with Precision Control!

## Quick Answers

- **What is this?** 12V 4 Channel Relay Module with OPTO-Isolated Support High and Low Level Trigger by hiletgo
- **How much does it cost?** ฿837 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/313479636-12v-4-channel-relay-module-with-opto-isolated-support-high)

## Best For

- hiletgo enthusiasts

## Why This Product

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

## Key Features

- • **Safety First:** Experience peace of mind with OPTO-isolation for enhanced protection.
- • **Compact Design:** Sleek SMD design fits seamlessly into any project.
- • **Versatile Triggering:** Supports both high and low-level triggers for maximum flexibility.
- • **Perfect for Innovators:** Ideal for DIY enthusiasts and professional projects alike.
- • **Unleash Your Automation:** Control multiple devices effortlessly with 4 independent channels.

## Overview

The HiLetgo 12V 4 Channel Relay Module is a versatile and reliable solution for automating your devices. Featuring OPTO-isolation for safety and supporting both high and low-level triggers, this compact module is perfect for both DIY projects and professional applications.

## Description

HiLetgo 12V 4 Channel Relay Module with OPTO-Isolated Support High and Low Level Trigger

## Features

- HiLetgo 12V 4 Channel Relay Module
- Using SMD OPTOCOUPLER isolation
- High and Low Level Trigger

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Connector Type | Screw |
| Contact Material | Lead |
| Contact Type | Normally Closed, Normally Open |
| Current Rating | 10 Amps |
| Mounting Type | Screw Mount |
| Brand | HiLetgo |
| Operation Mode | Automatic |
| Wattage | 6E+1 |
| Coil Voltage | 12 Volts |
| Contact Current Rating | 10 Amps |
| Maximum Switching Current | 10 Amps |
| Maximum Switching Voltage | 250 Volts |
| UPC | 702082656167 |
| Manufacturer | HiLetgo |
| Item Weight | 2.39 ounces |
| Package Dimensions | 4.57 x 2.91 x 0.75 inches |
| Item model number | 3-01-0371 |
| Is Discontinued By Manufacturer | No |
| Color | Red |
| Material Type | lead |
| Size | Small |
| Manufacturer Part Number | 3-01-0371 |

## Product Details

- **Connector type:** Screw
- **Contact material:** Lead
- **Contact type:** Normally Open, Normally Closed
- **Current rating:** 10 Amps
- **Mounting type:** Screw Mount

## Images

![12V 4 Channel Relay Module with OPTO-Isolated Support High and Low Level Trigger - Image 1](https://m.media-amazon.com/images/I/719VuX-GPfL.jpg)

## Frequently Bought Together

- HiLetgo 12V 4 Channel Relay Module with OPTO-Isolated Support High and Low Level Trigger
- HiLetgo 12V 8 Channel Relay Module with OPTO-Isolated High and Low Level Trigger 8 Ways Relay Switch Module for Arduino
- HiLetgo 2pcs DC 12V 2 Channel Relay Module with Isolated Optocoupler High and Low Level H/L Level Trigger Module Triggered by DC 12V

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.co.th/products/313479636-12v-4-channel-relay-module-with-opto-isolated-support-high](https://www.desertcart.co.th/products/313479636-12v-4-channel-relay-module-with-opto-isolated-support-high)

---

*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-04-27*