--- product_id: 495051414 title: "5Pcs 1 Channel DC 3V/3.3V Power Relay Module 3V Relay Switch Module with Optocoupler Relay Module Isolated Drive Control Board 10A 250VAC 10A 30VDC Control Development Board" brand: "jessinie" price: "164 kr" currency: DKK in_stock: true category: "Jessinie" url: https://www.desertcart.dk/products/495051414-5pcs-1-channel-dc-3v-3-3v-power-relay-module store_origin: DK region: Denmark --- # 10A high current capacity Optocoupler isolation for max protection Rotary crimping terminal for secure connection 5Pcs 1 Channel DC 3V/3.3V Power Relay Module 3V Relay Switch Module with Optocoupler Relay Module Isolated Drive Control Board 10A 250VAC 10A 30VDC Control Development Board **Brand:** jessinie **Price:** 164 kr **Availability:** ✅ In Stock ## Summary > ⚡ Control with Confidence: Power, Precision, and Protection in One Module ## Quick Answers - **What is this?** 5Pcs 1 Channel DC 3V/3.3V Power Relay Module 3V Relay Switch Module with Optocoupler Relay Module Isolated Drive Control Board 10A 250VAC 10A 30VDC Control Development Board by jessinie - **How much does it cost?** 164 kr with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.dk](https://www.desertcart.dk/products/495051414-5pcs-1-channel-dc-3v-3-3v-power-relay-module) ## Best For - jessinie enthusiasts ## Why This Product - Trusted jessinie brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Rated for 100,000+ continuous relay cycles with diode protection for longevity - • **Bulletproof Isolation:** Optocoupler-driven photoelectric isolation ensures ultra-reliable signal integrity - • **Plug & Play Precision:** Dual power supply design with high-level signal drive for seamless MCU integration - • **Installation Made Easy:** Rotary crimping terminals and fixed mounting holes for rock-solid, hassle-free setup - • **Powerhouse Performance:** Handles up to 10A at 250VAC/30VDC for heavy-duty control ## Overview The JESSINIE 5Pcs 1 Channel DC 3V/3.3V Power Relay Module is a robust development board designed for professional-grade control applications. Featuring a 10A switching capacity at 250VAC/30VDC, optocoupler isolation for enhanced signal protection, and a durable rotary crimping terminal connection, it supports seamless integration with microcontrollers. Built for longevity with over 100,000 relay cycles and equipped with diode protection, this module ensures reliable, interference-resistant operation ideal for industrial and scientific projects. ## Description desertcart.com: JESSINIE 5Pcs 1 Channel DC 3V/3.3V Power Relay Module 3V Relay Switch Module with Optocoupler Relay Module Isolated Drive Control Board 10A 250VAC 10A 30VDC Control Development Board : Industrial & Scientific ## Features - Indicator with output signal - The signal input port can be connected to the IO port of the single chip microcomputer, and the high-level signal is driven - Dual power supply selection design has strong anti-interference ability and high reliability of photoelectric isolation protection - Onboard 3V,10A/250VAC; 10A/30V DC relay, which can be continuously closed for 100,000 times, with diode laxative protection, short response time - The external connection adopts rotary crimping terminal to make the connection firmer, With fixed mounting holes for easy installation ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BG2F7349 | | Best Sellers Rank | #36,734 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #14 in Electromechanical Relays | | Brand Name | JESSINIE | | Coil Voltage | 3 Volts (DC) | | Connector Type | Rotary Crimping Terminal | | Contact Current Rating | 10 Amps | | Contact Material | Silver Alloy | | Contact Type | Normally Open | | Current Rating | 10 Amps | | Customer Reviews | 4.5 4.5 out of 5 stars (44) | | Manufacturer | JESSINIE | | Maximum Switching Current | 10 Amps | | Maximum Switching Voltage | 250 Volts | | Minimum Switching Voltage | 250 Volts | | Mounting Type | Screw Mount | | Number of Terminals | 2 | | Operation Mode | Automatic | | Part Number | 73791-A | | Wattage | 2500 watts | ## Product Details - **Connector Type:** Rotary Crimping Terminal - **Contact Material:** Silver Alloy - **Contact Type:** Normally Open - **Current Rating:** 10 Amps - **Mounting Type:** Screw Mount ## Images ![5Pcs 1 Channel DC 3V/3.3V Power Relay Module 3V Relay Switch Module with Optocoupler Relay Module Isolated Drive Control Board 10A 250VAC 10A 30VDC Control Development Board - Image 1](https://m.media-amazon.com/images/I/61dn-t4ztOL.jpg) ![5Pcs 1 Channel DC 3V/3.3V Power Relay Module 3V Relay Switch Module with Optocoupler Relay Module Isolated Drive Control Board 10A 250VAC 10A 30VDC Control Development Board - Image 2](https://m.media-amazon.com/images/I/41JvVXMHMML.jpg) ![5Pcs 1 Channel DC 3V/3.3V Power Relay Module 3V Relay Switch Module with Optocoupler Relay Module Isolated Drive Control Board 10A 250VAC 10A 30VDC Control Development Board - Image 3](https://m.media-amazon.com/images/I/41t5LFXvgUL.jpg) ![5Pcs 1 Channel DC 3V/3.3V Power Relay Module 3V Relay Switch Module with Optocoupler Relay Module Isolated Drive Control Board 10A 250VAC 10A 30VDC Control Development Board - Image 4](https://m.media-amazon.com/images/I/41Tzoin-pkL.jpg) ![5Pcs 1 Channel DC 3V/3.3V Power Relay Module 3V Relay Switch Module with Optocoupler Relay Module Isolated Drive Control Board 10A 250VAC 10A 30VDC Control Development Board - Image 5](https://m.media-amazon.com/images/I/31AM6CPGeeL.jpg) ## Frequently Bought Together - JESSINIE 5Pcs 1 Channel DC 3V/3.3V Power Relay Module 3V Relay Switch Module with Optocoupler Relay Module Isolated Drive Control Board 10A 250VAC 10A 30VDC Control Development 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 DC 5V Relay Module 1 Channel Relay Switch 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.dk/products/495051414-5pcs-1-channel-dc-3v-3-3v-power-relay-module](https://www.desertcart.dk/products/495051414-5pcs-1-channel-dc-3v-3-3v-power-relay-module) --- *Product available on Desertcart Denmark* *Store origin: DK* *Last updated: 2026-07-18*