--- product_id: 802425493 title: "2-Channel Relay Module, 5V Power Switch Module with High and Low Level Trigger, Switch Board for Electronics DIY Projects" brand: "tophomer" price: "138 Lei" currency: RON in_stock: true category: "Top Homer" url: https://www.desertcart.ro/products/802425493-2-channel-relay-module-5v-power-switch-module-with-high store_origin: RO region: Romania --- # 30A high-current load High & low level trigger Optocoupler isolation tech 2-Channel Relay Module, 5V Power Switch Module with High and Low Level Trigger, Switch Board for Electronics DIY Projects **Brand:** tophomer **Price:** 138 Lei **Availability:** ✅ In Stock ## Summary > ⚡ Switch up your DIY game with power and precision! ## Quick Answers - **What is this?** 2-Channel Relay Module, 5V Power Switch Module with High and Low Level Trigger, Switch Board for Electronics DIY Projects by tophomer - **How much does it cost?** 138 Lei with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/802425493-2-channel-relay-module-5v-power-switch-module-with-high) ## Best For - tophomer enthusiasts ## Why This Product - Trusted tophomer brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Powerhouse Control:** Handles up to 30A load for heavy-duty projects ⚡ - • **Rock-Solid Stability:** Optocoupler isolation ensures interference-free, reliable operation 🛡️ - • **Compact & Lightweight:** Sleek 2-channel design fits effortlessly into any DIY electronics project 🧩 - • **Dual Trigger Flexibility:** Supports both high and low level triggers for seamless integration 🔄 - • **Versatile Voltage Options:** Choose between 5V or 12V to perfectly match your power setup 🔌 ## Overview The 2-Channel Relay Module is a compact, high-performance switch board designed for electronics DIY projects. Operating at 5V with a robust 30A load capacity, it supports both high and low level triggers and features optocoupler isolation for stable, interference-free control. Ideal for professionals seeking reliable multi-channel automation with flexible voltage options. ## Description Specification:Material: PCBModel: 1-Channel, 2-Channel, 4-ChannelWorking Voltage: 5V, 12V1-Channel:Dimensions: 72*40*21mm/2.83*1.57*0.82inPositioning Hole Size: 34.30*66.60mm/1.35*2.62inNet Weight: About 47g/1.65oz2-Channel:Dimensions: 72*70*21mm/2.83*2.75*0.82inPositioning Hole Size: 67.50*69.50mm/2.65*2.73inNet Weight: About 88g/3.10oz3-Channel:Dimensions: 129*72*21mm/5.07*2.83*0.82inPositioning Hole Size: 126.50*69.50mm/4.98*2.73inNet Weight: About 172g/6.06oz5V:Quiescent Current: 5mAMax. Operating Current: 190mALoad Voltage: DC 30V Or AC 250VLoad Current: 30ATrigger Current: 2-4mA12V:Quiescent Current: 5mAMax. Operating Current: 80mALoad Voltage: DC 30V Or AC 250VLoad Current: 30ATrigger Current: 2-4mANote: Please allow for manual measurement error.Package Included:1 * 1/2/4 Channel Relay Module ## Features - Multi-Channel Control: The Multi-ChanneL relay module is available in 1-channel, 2-channel, 4-channel and 5V/12V two power supply voltage options, meeting your diversified control needs - High-Current Load: The current load of the relay module is 30A, and the load voltage is DC 30V or AC 250V, which makes it able to drive and control the load equipment with larger power stably, and meet the demand of using in high-load use - High & Low Level Trigger: The 30A switch relay with optocoupler supports high and low level triggering, which can be flexibly connected with various signal sources and control systems for different automation control systems - Stable Performance: The Relay Module Switch Board adopts optocoupler isolation technology to realize the electrical isolation between the control side and the load side, which effectively prevents interference and signal loss and improves the stability and reliability of the system - Wide Use: The relay module is optional in 5V and 12V working voltage, convenient for you to choose according to the actual demand and power supply environment ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DT9TXD2Y | | Date First Available | 17 Jan. 2025 | | Item Package Quantity | 1 | | Item Weight | 170 g | | Manufacturer | TopHomer | | Manufacturer reference | YSL-GM-250117F3 | | Package Dimensions | 15 x 8 x 3 cm; 170 g | | Part number | YSL-GM-250117F3 | | Size | 5V | | Style | 2 Channel | ## Images ![2-Channel Relay Module, 5V Power Switch Module with High and Low Level Trigger, Switch Board for Electronics DIY Projects - Image 1](https://m.media-amazon.com/images/I/61cuVTa9D4L.jpg) ![2-Channel Relay Module, 5V Power Switch Module with High and Low Level Trigger, Switch Board for Electronics DIY Projects - Image 2](https://m.media-amazon.com/images/I/61t0PPsNICL.jpg) ![2-Channel Relay Module, 5V Power Switch Module with High and Low Level Trigger, Switch Board for Electronics DIY Projects - Image 3](https://m.media-amazon.com/images/I/61OBKwaUYDL.jpg) ![2-Channel Relay Module, 5V Power Switch Module with High and Low Level Trigger, Switch Board for Electronics DIY Projects - Image 4](https://m.media-amazon.com/images/I/61c-xqLTOjL.jpg) ![2-Channel Relay Module, 5V Power Switch Module with High and Low Level Trigger, Switch Board for Electronics DIY Projects - Image 5](https://m.media-amazon.com/images/I/51mSJou6yBL.jpg) ## Available Options This product comes in different **Size, Style** 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.ro/products/802425493-2-channel-relay-module-5v-power-switch-module-with-high](https://www.desertcart.ro/products/802425493-2-channel-relay-module-5v-power-switch-module-with-high) --- *Product available on Desertcart Romania* *Store origin: RO* *Last updated: 2026-06-03*