---
product_id: 120053356
title: "1 Channel DC 3V Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board for Arduino (Pack of 8)"
brand: "onyehn"
price: "€ 34.90"
currency: EUR
in_stock: true
url: https://www.desertcart.sk/products/120053356-1-channel-dc-3v-relay-high-level-driver-module-optocoupler
store_origin: SK
region: Slovakia
---

# Fast response <20ms Supports dual power Isolation control 1 Channel DC 3V Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board for Arduino (Pack of 8)

**Brand:** onyehn
**Price:** € 34.90
**Availability:** ✅ In Stock

## Summary

> 🔧 Power Your Projects with Precision!

## Quick Answers

- **What is this?** 1 Channel DC 3V Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board for Arduino (Pack of 8) by onyehn
- **How much does it cost?** € 34.90 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/120053356-1-channel-dc-3v-relay-high-level-driver-module-optocoupler)

## Best For

- onyehn enthusiasts

## Why This Product

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

## Key Features

- • **Compact Design:** Measuring just 70mm x 17mm x 20mm, this module fits seamlessly into any setup.
- • **Unmatched Speed:** Experience lightning-fast response times under 20ms, perfect for real-time applications.
- • **Enhanced Isolation:** Photocoupler isolation ensures high anti-interference capability, keeping your projects safe and reliable.
- • **Robust Compatibility:** Easily handles loads up to 10A at 250VAC or 30VDC, making it versatile for various projects.
- • **Long-lasting Performance:** Built to last with a lifespan of up to 100,000 operations, ensuring durability in your projects.

## Overview

The 1 Channel DC 3V Relay High Level Driver Module is a compact and efficient control board designed for Arduino enthusiasts. With features like photocoupler isolation, dual power supply support, and a robust load capacity, this module is perfect for a wide range of applications. Packaged in a set of 8, it's an essential addition to any tech toolkit.

## Description

1 Channel DC 3V Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board for Arduino (Pack of 8)

## Features

- 🌟1 channel 3V/3.3V power relay mdoule support photocoupler isolation control;Support dual power supply input ensure high anti-iinterference ability
- 🌟Fast response time less than 20ms and longlife time up to 100,000 times snap action
- 🌟On-board signal output indicator, wire terminal and installing holescompatible with 10A 250VAC and 10A 30VDC load
- 🌟Module Size: 70mmX17mmX20mm / 2.76X0.70X0.79 inch (L*W*H)
- 🌟Relay Module: SRD-DC03V-SL-C;Channel: 1 channel;Working Voltage: DC 3-3.3V;Compatible Load: 10A 250VAC / 10A 30VDC;Single Socket Length: 7.5mm

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Package Dimensions | 6.5 x 3.9 x 0.9 inches |
| Item Weight | 3.98 ounces |
| Manufacturer | Onyehn |
| ASIN | B07PNB86R7 |
| Country of Origin | China |
| Item model number | relay8 |
| Date First Available | March 13, 2019 |

## Product Details

- **Connector Type:** Crimp
- **Contact Material:** Silver
- **Contact Type:** Normally Open
- **Current Rating:** 10 Amps
- **Mounting Type:** Panel Mount

## Images

![1 Channel DC 3V Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board for Arduino (Pack of 8) - Image 1](https://m.media-amazon.com/images/I/71Ol+rxF4FL.jpg)
![1 Channel DC 3V Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board for Arduino (Pack of 8) - Image 2](https://m.media-amazon.com/images/I/51NsYv1tRQL.jpg)
![1 Channel DC 3V Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board for Arduino (Pack of 8) - Image 3](https://m.media-amazon.com/images/I/51moedXJ05L.jpg)
![1 Channel DC 3V Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board for Arduino (Pack of 8) - Image 4](https://m.media-amazon.com/images/I/51m6p91d6pL.jpg)
![1 Channel DC 3V Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board for Arduino (Pack of 8) - Image 5](https://m.media-amazon.com/images/I/51I1TIGDl3L.jpg)

## Questions & Answers

**Q: Can i have a 12v dc 2.5a load with this relay, triggered by a 3.3v gpio?**
A: Yes. See specs 
Compatible Load: 10A 250VAC / 10A 30VDC. Y
our load is well within the DC range.

**Q: Is there a circuit diagram available?**
A: The last picture of the product details is the wiring diagram, please read it yourself.

## Frequently Bought Together

- Onyehn 1 Channel DC 3V Relay High Level Driver Module Optocoupler Relay Module Isolated Drive Control Board for Arduino (Pack of 8)
- ELEGOO 120pcs Multicolored Dupont Wire 40pin Male to Female, 40pin Male to Male, 40pin Female to Female Breadboard Jumper Ribbon Cables Kit Compatible with Arduino Projects
- 5v Relay Module 1 Channel Relay Board for Raspberry Pi with Opto-Isolated High or Low Level Trigger 5v 1 Channel Relay Switch for Arduino

---

## 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.sk/products/120053356-1-channel-dc-3v-relay-high-level-driver-module-optocoupler](https://www.desertcart.sk/products/120053356-1-channel-dc-3v-relay-high-level-driver-module-optocoupler)

---

*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-01-31*