--- product_id: 658495379 title: "– 1pcs DC 12V Relay Module 1 Channel Relay with Optocoupler High or Low Level Trigger Expansion Board" brand: "innfeeltech" price: "£8.20" currency: GBP in_stock: true reviews_count: 6 category: "Innfeeltech" url: https://www.desertcart.co.uk/products/658495379-1pcs-dc-12v-relay-module-1-channel-relay-with-optocoupler store_origin: GB region: United Kingdom --- # 12V DC power input Supports AC 250V/10A & DC 30V/10A load Optocoupler isolation for stable triggering – 1pcs DC 12V Relay Module 1 Channel Relay with Optocoupler High or Low Level Trigger Expansion Board **Brand:** innfeeltech **Price:** £8.20 **Availability:** ✅ In Stock ## Summary > 🔗 Power up your projects with fail-safe precision and pro-level control! ## Quick Answers - **What is this?** – 1pcs DC 12V Relay Module 1 Channel Relay with Optocoupler High or Low Level Trigger Expansion Board by innfeeltech - **How much does it cost?** £8.20 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.uk](https://www.desertcart.co.uk/products/658495379-1pcs-dc-12v-relay-module-1-channel-relay-with-optocoupler) ## Best For - innfeeltech enthusiasts ## Why This Product - Trusted innfeeltech brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Fault-Tolerant Design:** Relay stays put even if control line breaks—engineered for fail-safe operation you can trust. - • **Optocoupler Isolation:** Ensures electrical noise immunity and stable switching—perfect for sensitive, professional-grade applications. - • **Ultra-Low Trigger Current:** Activates reliably with just 5mA trigger current, saving energy and enhancing control precision. - • **Robust High-Voltage Handling:** Handles up to 250V AC or 30V DC at 10A load—power your projects without compromise. - • **Seamless Microcontroller Integration:** Equipped with screw terminals and mounting holes for effortless connection to any microcontroller setup. ## Overview The Innfeeltech 1 Channel 12V DC Relay Module offers high-load capacity (AC 250V/10A, DC 30V/10A) with ultra-low 5mA trigger current. Featuring optocoupler isolation and fault-tolerant design, it guarantees stable, reliable switching. Its screw terminal and mounting hole design enable seamless integration with a wide range of microcontrollers, making it an essential expansion board for professional and hobbyist automation projects. ## Description Innfeeltech 1pcs DC 12V Relay Module 1 Channel Relay with Optocoupler High or Low Level Trigger Expansion Board : desertcart.co.uk: DIY & Tools Review: Great buy. - Just what I needed. I needed a very quick repair for a project I was working on, and these arrived the next morning. They were perfect for repairing a faulty relay and worked a treat. Fast delivery and did exactly what I needed them to do. Review: A voir dans le temps ## Features - Package Include: 1 Pcs 1 Channel Relay Module. - Maximum Load : AC 250V/10A, DC 30V/10A. - Voltage: 12V Trigger Current: 5mA - Relay Module Designed With Fault-Tolerant , Even If The Control Line Breaks, The Relay Will Not Move; With Optical Coupling Isolation,Triggering More Reliable and Stable - Equipped With Screwed Terminal Plate and Fixed Bolt Holes, the Relay can Connect With Microcontrollers and be Controlled by a Wide Range of Microcontrollers ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0D9NKVFH9 | | Best Sellers Rank | 2,927 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 2 in Electromechanical Relays | | Brand | Innfeeltech | | Coil Voltage | 12 Volts (DC) | | Connector Type | Quick coupling or screw | | Contact Current Rating | 10 Amps | | Contact Material | Silver | | Contact Type | Normally Open | | Country Of Origin | China | | Current Rating | 10 Milliamps | | Customer Reviews | 4.3 4.3 out of 5 stars (35) | | Manufacturer | Innfeeltech | | Manufacturer Part Number | DC13-201Y | | Maximum Switching Voltage | 12 Volts | | Minimum Switching Voltage | 12 Volts (DC) | | Model Number | DC13-201Y | | Mounting Type | Screw Mount | | Operation Mode | Automatic | ## Product Details - **Connector type:** Quick coupling or screw - **Contact material:** Silver - **Contact type:** Normally Open - **Current rating:** 10 Milliamps - **Mounting type:** Screw Mount ## Images ![– 1pcs DC 12V Relay Module 1 Channel Relay with Optocoupler High or Low Level Trigger Expansion Board - Image 1](https://m.media-amazon.com/images/I/519vcnECQtL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Customer Reviews ### ⭐⭐⭐⭐⭐ Great buy. *by B***R on 23 December 2025* Just what I needed. I needed a very quick repair for a project I was working on, and these arrived the next morning. They were perfect for repairing a faulty relay and worked a treat. Fast delivery and did exactly what I needed them to do. ### ⭐⭐⭐⭐⭐ Review *by J***Y on 31 March 2026* A voir dans le temps ### ⭐⭐⭐⭐⭐ Review *by W***7 on 4 January 2026* Hochwertiges Produkt, nutze es, um über einen ESP32 meine Lightbar am Camper fernsteuern zu können. ## Frequently Bought Together - Innfeeltech 1pcs DC 12V Relay Module 1 Channel Relay with Optocoupler High or Low Level Trigger Expansion Board - 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 - AEDIKO 4pcs Relay Module DC 5V 1 Channel Relay Board with Optocoupler Isolation Support High or Low Level Trigger --- ## 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.uk/products/658495379-1pcs-dc-12v-relay-module-1-channel-relay-with-optocoupler](https://www.desertcart.co.uk/products/658495379-1pcs-dc-12v-relay-module-1-channel-relay-with-optocoupler) --- *Product available on Desertcart United Kingdom* *Store origin: GB* *Last updated: 2026-05-30*