--- product_id: 252734619 title: "5V 2-Channel Relay Module with Optocoupler Relay Relay Board High Low Trigger with LED Load DC 30V AC 250V 10A for PLC Automation Control, Industrial System Control(DC 5V)" brand: "knacro" price: "€ 11.42" currency: EUR in_stock: true url: https://www.desertcart.pt/products/252734619-5v-2-channel-relay-module-with-optocoupler-relay-relay-board store_origin: PT region: Portugal --- # 10A Load Capacity 5V Power Supply Optocoupler Isolation 5V 2-Channel Relay Module with Optocoupler Relay Relay Board High Low Trigger with LED Load DC 30V AC 250V 10A for PLC Automation Control, Industrial System Control(DC 5V) **Brand:** knacro **Price:** € 11.42 **Availability:** ✅ In Stock ## Summary > 🔗 Connect, Control, Conquer! ## Quick Answers - **What is this?** 5V 2-Channel Relay Module with Optocoupler Relay Relay Board High Low Trigger with LED Load DC 30V AC 250V 10A for PLC Automation Control, Industrial System Control(DC 5V) by knacro - **How much does it cost?** € 11.42 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.pt](https://www.desertcart.pt/products/252734619-5v-2-channel-relay-module-with-optocoupler-relay-relay-board) ## Best For - knacro enthusiasts ## Why This Product - Trusted knacro brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **💡 LED Indicators:** Visual feedback with built-in LEDs, making troubleshooting a breeze. - • **🔋 Reliable Power:** Operates seamlessly at a stable 5V, ensuring consistent performance. - • **🔧 Versatile Control:** Easily switch between high and low-level triggers with jumper settings. - • **⚙️ High Load Handling:** Supports AC loads up to 250V and DC loads up to 30V, perfect for industrial applications. - • **🛡️ Fault-Tolerant Design:** Built to withstand control line failures, ensuring your system remains operational. ## Overview The 5V 2-Channel Relay Module is designed for robust automation control, featuring optocoupler isolation for enhanced reliability. With a maximum load capacity of 10A for both AC and DC applications, this module is perfect for PLC automation and industrial system control. Its fault-tolerant design ensures uninterrupted operation, while the jumper settings allow for flexible triggering options. ## Description Using patch optocoupler isolation, drive ability, stable performance; trigger current 5mA; Normally open interface Maximum load: AC 250V / 10A, DC 30V / 10A; Module operating voltage :DC 24V ; Module can be set by Jump cap high or low level trigger; Fault-tolerant design, even if the control line off, the relay will not move; Power indicator (green), relay status indicator (red); All interfaces can be directly connected through the terminal lead; Module size: 50 * 41 * 18.5mm (L * W * H); With 4 fixed bolt holes, spacing 44.5mm * 35.5mm; Module Interface: 1, DC +: then the power supply positive (voltage according to the relay requirements, with 5V.12V and 24V choice); 2, DC-: connected to the power supply negative; 3, IN1: 1 signal trigger side, you can set the high or low level control relay pull; 4, IN2: 2-way signal trigger side, you can set the high or low level control relay pull; Relay output: 1, NO1: 1 relay normally open interface; 2, COM1: 1 relay common interface; 3, NC1: 1 relay normally closed interface; 4, NO2: 2 relay normally open interface; 5, COM2: 2 relay common interface; 6, NC2: 2 relay normally closed interface; Technical Parameters: Relay version: 24V; Quiescent current: 5mA; Maximum current: 50mA; Trigger current: 2-4mA; Trigger voltage (low level): 0-8V; Trigger voltage (high level): 8.5-24V; High and low trigger select side: 1.S1 for 1-Channel relay high and low trigger selection; 2.S2 for 2-Channel relay high and low trigger selection; 3.COM and LOW connection, the corresponding relay is low-level trigger, COM and HIGH-side connection is high when the trigger. Package Included: 1*DC 5V 2-Channel Relay Moudle ## Features - Using patch optocoupler isolation, drive ability, stable performance; trigger current 5mA; - Normally open interface Maximum load: AC 250V / 10A, DC 30V / 10A; - Module operating voltage:DC 5V ; - Module can be set by Jump cap high or low level trigger; - Fault-tolerant design, even if the control line off, the relay will not work; ## Images ![5V 2-Channel Relay Module with Optocoupler Relay Relay Board High Low Trigger with LED Load DC 30V AC 250V 10A for PLC Automation Control, Industrial System Control(DC 5V) - Image 1](https://m.media-amazon.com/images/I/71XkiOJnEmL.jpg) ![5V 2-Channel Relay Module with Optocoupler Relay Relay Board High Low Trigger with LED Load DC 30V AC 250V 10A for PLC Automation Control, Industrial System Control(DC 5V) - Image 2](https://m.media-amazon.com/images/I/718M3s-PVfL.jpg) ![5V 2-Channel Relay Module with Optocoupler Relay Relay Board High Low Trigger with LED Load DC 30V AC 250V 10A for PLC Automation Control, Industrial System Control(DC 5V) - Image 3](https://m.media-amazon.com/images/I/61vsMAjwt0L.jpg) ![5V 2-Channel Relay Module with Optocoupler Relay Relay Board High Low Trigger with LED Load DC 30V AC 250V 10A for PLC Automation Control, Industrial System Control(DC 5V) - Image 4](https://m.media-amazon.com/images/I/71IenNRbCrL.jpg) ![5V 2-Channel Relay Module with Optocoupler Relay Relay Board High Low Trigger with LED Load DC 30V AC 250V 10A for PLC Automation Control, Industrial System Control(DC 5V) - Image 5](https://m.media-amazon.com/images/I/71xWocPYP+L.jpg) ## Available Options This product comes in different **Size** options. --- ## 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.pt/products/252734619-5v-2-channel-relay-module-with-optocoupler-relay-relay-board](https://www.desertcart.pt/products/252734619-5v-2-channel-relay-module-with-optocoupler-relay-relay-board) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-05-16*