{"product_id":"8-channel-5v-relay-module-with-opto-isolated-input","title":"8 Channel 5V Relay Module With Opto Isolated Inputs, High Or Low Level Trigger, Jumper Selectable, 5mA Trigger Current, Individual Relay Control On Each Channel For DIY Projects","description":"\u003cdiv\u003e8 Channel 5V Relay Module with Opto-Isolated Inputs\u003cbr\u003e\n✔️ 8-channel 5V relay module with opto-isolated inputs; 1 unit \u003cp\u003eThis 8-channel relay module provides independent control for each channel via opto-isolated digital inputs, letting you switch AC or DC loads from a microcontroller or development board. It’s commonly used in DIY automation, home projects, and prototyping where reliable isolation and strong current switching are needed.\u003c\/p\u003e \u003cp\u003e✅ 8-channel 5V relay module with opto-isolated inputs \u003cbr\u003e✅ Each channel independently switches on\/off via opto-isolated input \u003cbr\u003e✅ Jumper-selectable high-level or low-level trigger \u003cbr\u003e✅ Trigger current 5 mA for opto-isolator \u003cbr\u003e✅ Max load: AC 250V 10A; AC 125V 15A; DC 30V 10A \u003cbr\u003e✅ Fault-tolerant design; control line break won't move relay \u003cbr\u003e✅ Screwed terminal plate and fixed bolt holes \u003cbr\u003e✅ Standard interface for direct microcontroller control \u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 How does opto isolation on an 8-channel 5V relay module improve reliability?\u003c\/p\u003e\n\u003cp\u003eIn short, opto isolation keeps the control circuit separate from the load, protecting the controller from noise and voltage spikes.\u003c\/p\u003e\n- Reduces ground loops and electrical noise\u003cbr\u003e\n- Improves stability when multiple relays switch in noisy environments\u003cbr\u003e\n- Enables safe interfacing with different control voltages and logic families\u003cbr\u003e\n- Supports fault-tolerant operation by isolating the drive from the load side\u003cbr\u003e\n✝️\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":49079282434283,"sku":"VXB099MVQ5Q5","price":44.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/81jrsEVDajL.jpg?v=1784585704","url":"https:\/\/vxb.com\/products\/8-channel-5v-relay-module-with-opto-isolated-input","provider":"VXB Bearings","version":"1.0","type":"link"}