--- 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: "€ 34.68" currency: EUR in_stock: true url: https://www.desertcart.be/products/120053356-1-channel-dc-3v-relay-high-level-driver-module-optocoupler store_origin: BE region: Belgium --- # 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:** € 34.68 **Availability:** βœ… In Stock ## Summary > πŸ”§ 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?** € 34.68 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/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 - β€’ **Compact Design:** Measuring just 70mm x 17mm x 20mm, this module fits seamlessly into any setup. - β€’ **Unmatched Speed:** Experience lightning-fast response times under 20ms, perfect for real-time applications. - β€’ **Enhanced Isolation:** Photocoupler isolation ensures high anti-interference capability, keeping your projects safe and reliable. - β€’ **Robust Compatibility:** Easily handles loads up to 10A at 250VAC or 30VDC, making it versatile for various projects. - β€’ **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) ## 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? - πŸ›’ **Trusted by 1.3+ Million Shoppers** β€” Serving international shoppers since 2016 - 🌍 **Shop Globally** β€” Access 737+ million products across 21 categories - πŸ’° **No Hidden Fees** β€” All customs, duties, and taxes included in the price - πŸ”„ **15-Day Free Returns** β€” Hassle-free returns (30 days for PRO members) - πŸ”’ **Secure Payments** β€” Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** β€” Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.be/products/120053356-1-channel-dc-3v-relay-high-level-driver-module-optocoupler](https://www.desertcart.be/products/120053356-1-channel-dc-3v-relay-high-level-driver-module-optocoupler) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-04-24*