--- product_id: 126845113 title: "Robocraze 4-Channel Relay Module Board | 5V Relay Module with Optocoupler for boards compatible with Arduino" brand: "robocraze" price: "AED 19" currency: AED in_stock: true reviews_count: 8 category: "Robocraze" url: https://www.desertcart.ae/products/126845113-robocraze-4-channel-relay-module-board-5v-relay-module-optocoupler store_origin: AE region: United Arab Emirates --- # 10A high current capacity 4 independent relay channels Optocoupler isolation for safe operation Robocraze 4-Channel Relay Module Board | 5V Relay Module with Optocoupler for boards compatible with Arduino **Brand:** robocraze **Price:** AED 19 **Availability:** ✅ In Stock ## Summary > ⚡ Command your smart projects with power and precision! ## Quick Answers - **What is this?** Robocraze 4-Channel Relay Module Board | 5V Relay Module with Optocoupler for boards compatible with Arduino by robocraze - **How much does it cost?** AED 19 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ae](https://www.desertcart.ae/products/126845113-robocraze-4-channel-relay-module-board-5v-relay-module-optocoupler) ## Best For - robocraze enthusiasts ## Why This Product - Trusted robocraze brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Safe & Sound:** Optocoupler isolation protects your microcontroller and circuits - • **Compact & Robust:** Screw mount design in a sleek 5x4x2 cm form factor fits any setup - • **Quad-Channel Control:** Simultaneously manage 4 devices with precision and ease - • **Power Up with 10 Amps:** Handles heavy loads effortlessly for your advanced projects - • **Plug & Play Compatibility:** Seamlessly integrates with Arduino and similar 5V boards ## Overview The Robocraze 4-Channel Relay Module is a compact, 5V relay board designed for Arduino-compatible microcontrollers. Featuring four independent channels with 10 Amp current rating and optocoupler isolation, it ensures safe, reliable switching of high-power devices. Its screw mount design and silver contact material provide durability and easy integration for professional-grade DIY electronics and automation projects. ## Description Robocraze 4-Channel Relay Module Board | 5V Relay Module with Optocoupler for boards compatible with Arduino Review: Relay - 1 relay is not working. Product is good price slightly high Review: Service delivery problem - The product is good but when I received it it's connectors were banded and it might be difficult to fix them ## Features - Robocraze 4-Channel Relay Module Board | 5V Relay Module with Optocoupler for boards compatible with Arduino ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07S29BN57 | | Best Sellers Rank | #1,604 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #21 in Robotic Kits & Accessories | | Brand | Robocraze | | Brand Name | Robocraze | | Coil Voltage | 5 Volts | | Connector Type | Screw | | Contact Current Rating | 10 Amps | | Contact Material | Silver | | Contact Type | Normally Closed | | Country of Origin | China | | Current Rating | 10 Amps | | Customer Reviews | 4.0 out of 5 stars 210 Reviews | | Importer Contact Information | TECHLEADS INDIA MO 7746071920 | | Included Components | 4 Channel Relay | | Item Type Name | 4 Channel relay | | Item Weight | 50 Grams | | Manufacturer | Robocraze, TECHLEADS INDIA MO 7746071920 | | Manufacturer Contact Information | TECHLEADS INDIA MO 7746071920 | | Maximum Switching Voltage | 5 Volts | | Minimum Switching Voltage | 5 Volts | | Model Number | RC-A-41526 | | Mounting Type | Screw Mount | | Operation Mode | Automatic | | Packer Contact Information | Robocraze 9902340705 | | Part Number | RC-A-41526 | | Specification Met | Energy Rating | | Unit Count | 1 Count | ## Product Details - **Connector Type:** Screw - **Contact Material:** Silver - **Contact Type:** Normally Closed - **Current Rating:** 10 Amps - **Mounting Type:** Screw Mount ## Images ![Robocraze 4-Channel Relay Module Board | 5V Relay Module with Optocoupler for boards compatible with Arduino - Image 1](https://m.media-amazon.com/images/I/71sXo6+CG2L.jpg) ![Robocraze 4-Channel Relay Module Board | 5V Relay Module with Optocoupler for boards compatible with Arduino - Image 2](https://m.media-amazon.com/images/I/51uoazFTx3L.jpg) ## Questions & Answers **Q: Why the in1 to in4 pins have low level trigger. how to switch the pins to high level trigger ?** A: Low level trigger because of optocoupler used in module. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Relay *by P***L on 15 August 2025* 1 relay is not working. Product is good price slightly high ### ⭐⭐⭐⭐ Service delivery problem *by M***S on 17 October 2025* The product is good but when I received it it's connectors were banded and it might be difficult to fix them ### ⭐⭐⭐⭐⭐ Suitable for ESP32 home automation system *by D***H on 4 April 2026* Good working ## Frequently Bought Together - Robocraze 4-Channel Relay Module Board | 5V Relay Module with Optocoupler for boards compatible with Arduino - Aptechdeals Jumper Wires Male To Male, Male To Female, Female To Female/ Breadboard Jumper Wires (40+40+40) --- ## 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.ae/products/126845113-robocraze-4-channel-relay-module-board-5v-relay-module-optocoupler](https://www.desertcart.ae/products/126845113-robocraze-4-channel-relay-module-board-5v-relay-module-optocoupler) --- *Product available on Desertcart United Arab Emirates* *Store origin: AE* *Last updated: 2026-05-11*