{"product_id":"four-channel-5v-relay-module-with-optocoupler-isol","title":"Four Channel 5V Relay Module With Optocoupler Isolation And High Low Level Trigger Ideal For Arduino STM32 Projects Prototyping And Diy Electronics Gear","description":"\u003cdiv\u003eFour-Channel 5V Relay Module, 1-Board Pack with Opto\u003cbr\u003e\n✔️ 4-channel 5V relay module with optocoupler isolation and trigger \u003cp\u003eThis four-channel 5V relay module provides four independent relay channels on a single board, designed for easy control of high-power devices from microcontrollers like Arduino, STM32, or Raspberry Pi. It features optocoupler isolation to protect your MCU from voltage spikes, and a jumper to select high- or low-level trigger, enabling seamless integration with different logic levels. This package represents a 1-board pack containing four relays for prototyping and DIY electronics projects.\u003c\/p\u003e \u003cp\u003e✅ Four DC 5V relays on one board \u003cbr\u003e✅ Optocoupler isolation protects microcontroller \u003cbr\u003e✅ Jumper-selectable high\/low level trigger \u003cbr\u003e✅ AC load: 250V\/10A; DC load: 30V\/10A \u003cbr\u003e✅ Fault-tolerant safety design maintains safe state if control wires fail \u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a multi-channel 5V relay module used for in microcontroller projects?\u003c\/p\u003e\n\u003cp\u003eIt's handy for safely switching multiple devices from a single controller with optocoupler isolation.\u003c\/p\u003e\n- controls multiple mains devices from one board \u003cbr\u003e\n- protects MCU with optocoupler isolation \u003cbr\u003e\n- jumper-selectable trigger types enable different logic levels \u003cbr\u003e\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48247251665131,"sku":"VXB0FPPMY88M","price":49.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/71QDrU0AHmL.jpg?v=1778502801","url":"https:\/\/vxb.com\/products\/four-channel-5v-relay-module-with-optocoupler-isol","provider":"VXB Bearings","version":"1.0","type":"link"}