--- product_id: 147146219 title: "8PCS 12V 1-CH Relay Module Optocoupler High/Low Trigger for Arduino" brand: "dafurui" price: "€ 33.62" currency: EUR in_stock: true category: "Da Fu Rui" url: https://www.desertcart.de/products/147146219-8pcs-12v-1-ch-relay-module-optocoupler-high-low-trigger store_origin: DE region: Germany --- # 10A max switching current Supports AC 250V / DC 30V load Optocoupler isolation for stable triggers 8PCS 12V 1-CH Relay Module Optocoupler High/Low Trigger for Arduino **Brand:** dafurui **Price:** € 33.62 **Availability:** ✅ In Stock ## Summary > 🔗 Connect with confidence — your projects deserve the best relay control! ## Quick Answers - **What is this?** 8PCS 12V 1-CH Relay Module Optocoupler High/Low Trigger for Arduino by dafurui - **How much does it cost?** € 33.62 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.de](https://www.desertcart.de/products/147146219-8pcs-12v-1-ch-relay-module-optocoupler-high-low-trigger) ## Best For - dafurui enthusiasts ## Why This Product - Trusted dafurui brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Fault-tolerant design ensures relay stays put even if control line breaks - • **Plug & Play Ready:** Terminal blocks and mounting holes for quick, secure installation - • **Powerhouse Switching:** Handles up to 10A current for heavy-duty projects - • **Universal Compatibility:** Seamlessly integrates with Arduino, Raspberry Pi, CNC, and more - • **Dual Trigger Flexibility:** Easily switch between high or low trigger modes with jumper settings ## Overview The DaFuRui 8PCS 12V 1-Channel Relay Module features optocoupler isolation and supports both high and low trigger modes. With a robust 10A switching capacity at up to 250V AC or 30V DC, it ensures reliable, stable operation. Designed for easy installation and broad compatibility with popular microcontrollers like Arduino and Raspberry Pi, this module is perfect for professional-grade DIY electronics and automation projects. ## Description DaFuRui 8PCS 12V 1-CH Relay Module Optocoupler High/Low Trigger for Arduino | 8PCS 12V 1-channel relay modules with optocoupler isolation, support high/low level trigger, stable & reliable for Arduino.: desertcart.com: Industrial & Scientific ## Features - ★【Excellent Quality】Relay Board Maximum load: AC 250V/10A, DC 30V/10A With power and relay action indicator.Trigger current 5mA. - ★【Powerful Function】The module can be set high or low triggered by jumper.Module size：50*25*18.5mm. - ★【Design Features】 Fault-tolerant design, even if the control line breaks, the relay will not move; With optical coupling isolation, triggering more reliable, more stable. - ★【Easy to Install】Equipped with a terminal block and fixed bolt holes on both sides (diameter: 3.1mm), the interface can be directly connected through the terminal block. - ★【Widely Used】Standard interface can be directly connected with microcontrollers. Apply to ARM、PIC、AVR、MCU、Raspberry、CNC machine and PS4 etc. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07H2Z4N3F | | Best Sellers Rank | #119,969 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #33 in Solid State Relays | | Brand Name | DaFuRui | | Coil Voltage | 12 volts | | Connector Type | Screw | | Contact Current Rating | 10 A | | Contact Material | Copper | | Contact Type | Normally Closed | | Current Rating | 10 A | | Customer Reviews | 4.2 4.2 out of 5 stars (27) | | Item Highlight | 8PCS 12V 1-channel relay modules with optocoupler isolation, support high/low level trigger, stable & reliable for Arduino. | | Item Weight | 3.57 ounces | | Manufacturer | DaFuRui | | Maximum Switching Current | 10 A | | Maximum Switching Voltage | 250 volts | | Minimum Switching Voltage | 12 volts | | Model | Relay | | Mounting Type | Surface Mount | | Number of Items | 10 | | Number of Packs | 8 | | Operation Mode | Automatic | | Part Number | Relay | | UPC | 710654104626 | | Unit Count | 8 Count | ## Product Details - **Connector Type:** Screw - **Contact Material:** Copper - **Contact Type:** Normally Closed - **Current Rating:** 10 A - **Mounting Type:** Surface Mount ## Images ![8PCS 12V 1-CH Relay Module Optocoupler High/Low Trigger for Arduino - Image 1](https://m.media-amazon.com/images/I/61GGoSKoeCL.jpg) ![8PCS 12V 1-CH Relay Module Optocoupler High/Low Trigger for Arduino - Image 2](https://m.media-amazon.com/images/I/51ALyUF+4KL.jpg) ![8PCS 12V 1-CH Relay Module Optocoupler High/Low Trigger for Arduino - Image 3](https://m.media-amazon.com/images/I/51HJeKofBuL.jpg) ![8PCS 12V 1-CH Relay Module Optocoupler High/Low Trigger for Arduino - Image 4](https://m.media-amazon.com/images/I/51ad-3t-hlL.jpg) ![8PCS 12V 1-CH Relay Module Optocoupler High/Low Trigger for Arduino - Image 5](https://m.media-amazon.com/images/I/41jF86O1uIL.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.de/products/147146219-8pcs-12v-1-ch-relay-module-optocoupler-high-low-trigger](https://www.desertcart.de/products/147146219-8pcs-12v-1-ch-relay-module-optocoupler-high-low-trigger) --- *Product available on Desertcart Germany* *Store origin: DE* *Last updated: 2026-09-04*