--- product_id: 292965511 title: "AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module with Optocoupler Opto Isolation High Level Trigger for IOT ESP8266 Development Board" brand: "aitrip" price: "€ 27.81" currency: EUR in_stock: true category: "Aitrip" url: https://www.desertcart.pt/products/292965511-aitrip-8-pack-3v-1-channel-relay-power-switch-module store_origin: PT region: Portugal --- # 10A high current load Optocoupler isolation Fast <20ms response AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module with Optocoupler Opto Isolation High Level Trigger for IOT ESP8266 Development Board **Brand:** aitrip **Price:** € 27.81 **Availability:** ✅ In Stock ## Summary > ⚡ Switch smarter, not harder — power your IoT with precision and speed! ## Quick Answers - **What is this?** AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module with Optocoupler Opto Isolation High Level Trigger for IOT ESP8266 Development Board by aitrip - **How much does it cost?** € 27.81 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/292965511-aitrip-8-pack-3v-1-channel-relay-power-switch-module) ## Best For - aitrip enthusiasts ## Why This Product - Trusted aitrip brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Built to Last:** Over 100,000 snap-action cycles with diode freewheel protection for extended durability. - • **Safe Signal Switching:** Optocoupler isolation ensures noise-free, reliable relay activation. - • **Plug & Play Versatility:** Perfect for IoT projects, CNC machines, and smart home automation with easy PCB mounting. - • **Power Through Precision:** Handles up to 250VAC/30VDC at 10A for robust device control. - • **Seamless Microcontroller Integration:** High-level trigger compatible with 3V/3.3V logic for ESP8266, ESP32, Raspberry Pi, and more. ## Overview The AITRIP 8 Pack 3V 1 Channel Relay Module offers high-current switching (10A at 250VAC/30VDC) with optocoupler isolation for noise-free operation. Designed for seamless integration with 3V/3.3V microcontrollers like ESP8266 and ESP32, it features a fast response time under 20ms and a long lifespan exceeding 100,000 cycles, making it ideal for reliable IoT and automation projects. ## Description desertcart.com: AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module with Optocoupler Opto Isolation High Level Trigger for IOT ESP8266 Development Board : Electronics ## Features - 【30VDC 250VAC Load】 Equiped with high-current relay, AC250V 10A ; DC30V 10A, each relay has normally open and normally closed contact. Can be selected by jumper relay and TTL or ground. - 【High Level Trigger】The ESP32 relay module is triggered by high level signal, which can be input from microcontroller IO. - 【 3V/3.3V power relay module】- This Relay Board provides a single relay that can be controlled by any 3V/3.3V digital input from your microcontroller IO. - 【Wide Application】- These 3v relay board works well with ARM /PIC /AVR /MCU/Raspberry/CNC machine/ PS4/3.3V /NodeMCU/ ESP8266 module etc. - 【Long Life】 - Fast response time less than 20ms and long lifetime up to 100,000 times snap action with diode freewheel protection. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B08W3XDNGK | | Best Sellers Rank | #1,001 in Single Board Computers (Computers & Accessories) | | Brand Name | AITRIP | | Coil Voltage | 3.3 volts | | Connector Type | Through Hole | | Contact Current Rating | 10 A | | Contact Type | Normally Closed | | Current Rating | 10 A | | Customer Reviews | 4.6 4.6 out of 5 stars (55) | | Manufacturer | AITRIP | | Maximum Switching Current | 10 A | | Maximum Switching Voltage | 250 volts | | Minimum Switching Voltage | 1.3 volts | | Model | EC14323 | | Mounting Type | PCB Mount | | Operation Mode | Automatic | | Part Number | EC14323 | | UPC | 701715464735 | | Unit Count | 8 Count | | Wattage | 120 watts | ## Product Details - **Brand:** AITRIP - **Connector Type:** Through Hole - **Contact Type:** Normally Closed - **Current Rating:** 10 A - **Mounting Type:** PCB Mount ## Images ![AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module with Optocoupler Opto Isolation High Level Trigger for IOT ESP8266 Development Board - Image 1](https://m.media-amazon.com/images/I/81FYpLwFugL.jpg) ## Frequently Bought Together - AITRIP 8 Pack 3V 1 Channel Relay Power Switch Module with Optocoupler Opto Isolation High Level Trigger for IOT ESP8266 Development Board - AEDIKO 4pcs DC 5V Relay Module - 1 Channel Relay Switch Board with Optocoupler Isolation, High or Low Level Trigger - 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 --- ## 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/292965511-aitrip-8-pack-3v-1-channel-relay-power-switch-module](https://www.desertcart.pt/products/292965511-aitrip-8-pack-3v-1-channel-relay-power-switch-module) --- *Product available on Desertcart Portugal* *Store origin: PT* *Last updated: 2026-09-07*