{"product_id":"4-channel-optocoupler-pc817-isolation-board-with-3","title":"4 Channel Optocoupler PC817 Isolation Board With 3.3V And 5V Drive To 3.6-30V Output Voltage Converter Module Photoelectric Isolation High Noise Rejection Go-To Arduino DIY Projects","description":"\u003cdiv\u003e4-Channel PC817 Optocoupler Isolation Board for 3.3\/5V to 30V\u003cbr\u003e\n✔️ 4-channel opto-isolated board, 3.3\/5V drive to 30V outputs, single unit \u003cp\u003eThis 4-channel optocoupler isolation board uses PC817 devices to safely translate low-voltage control signals into higher voltage outputs, keeping your microcontroller separate from high-voltage circuits. It's a handy module for Arduino projects, relay driving, and noisy industrial environments.\u003c\/p\u003e ✅ Input drive voltage: 3.6-24V\u003cbr\u003e\n✅ Output voltage: 3.6-30V\u003cbr\u003e\n✅ Independent channels with jumper for high or low output\u003cbr\u003e\n✅ Pulse input limit under 4 kHz for reliable operation\u003cbr\u003e\n✅ Independent 4th channel plus PC817s allow simultaneous control of different voltages\u003cbr\u003e\n \u003cp\u003e💡 What is an optocoupler isolation board used for in hobby electronics projects? This device provides galvanic isolation between control signals and power circuits, boosting safety and reducing interference. - Handy for shielding microcontrollers when driving relays or high-side switches\n- Great for protecting circuits in noisy environments and preventing ground loops\n- Useful for level shifting from 3.3V\/5V logic to higher voltage loads\n- Helps reduce voltage spikes from affecting sensitive electronics\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48229575524587,"sku":"VXB09ZH6D7CQ","price":49.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/71mXM3sChRL.jpg?v=1778822074","url":"https:\/\/vxb.com\/products\/4-channel-optocoupler-pc817-isolation-board-with-3","provider":"VXB Bearings","version":"1.0","type":"link"}