{"product_id":"2-pack-pc817-4-channel-optocoupler-isolation-modul","title":"2 Pack PC817 4 Channel Optocoupler Isolation Module For Control Relays Plug And Play 3.6 To 30V Input And 3.3 To 30V Output With 24AWG Wire 10mA Max","description":"\u003cdiv\u003eTwo-Pack PC817 4-Channel Optocoupler Relay Isolation Module\u003cbr\u003e\n✔️ Input 3.6-30V, Output 3.3-30V, 10mA max per channel, 24AWG wire \u003cp\u003eThis 2-pack PC817 4-channel optocoupler isolation board is designed to keep your low-voltage control logic safe while driving higher-voltage loads. It's ideal for hobby projects, PLC interfaces, and relay control boards where galvanic isolation protects your microcontroller from noise and spikes.\u003c\/p\u003e \u003cp\u003e✅ Driving Terminal Port Signal Voltage: 3.3-24V\u003cbr\u003e\n✅ Output Port Voltage: 3.3-30V\u003cbr\u003e\n✅ Output Current: max 10mA per channel\u003cbr\u003e\n✅ Through jumper lets you pick high or low output state\u003cbr\u003e\n✅ Independent 4-channel per board enables multiple simultaneous controls\u003cbr\u003e\n✅ Pack includes 2 boards and 1 x 24AWG wire\u003cbr\u003e\u003c\/p\u003e \u003cp\u003e💡 What is a PC817 4-channel optocoupler isolation board used for in relay control and PLC interfaces?\nHere's a handy answer.\n- Provides galvanic isolation between low-voltage logic and high-voltage loads\n- Converts low-level MCU signals to drive relays or PLC inputs safely\n- Helps protect microcontrollers from voltage spikes and electrical noise\u003c\/p\u003e \u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48282612695275,"sku":"VXB09TK1KTV7","price":30.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61ghBk5vZPL.jpg?v=1778968042","url":"https:\/\/vxb.com\/products\/2-pack-pc817-4-channel-optocoupler-isolation-modul","provider":"VXB Bearings","version":"1.0","type":"link"}