{"product_id":"16-channel-i2c-relay-board-with-pcf8575-expander-f","title":"16 Channel I2C Relay Board With PCF8575 Expander For Arduino Raspberry Pi ESP32 3.3V And 5V Control Up To 10A Per Channel With Onboard LED Indicator SCL And SDA Pins","description":"\u003cdiv\u003e16-Channel I2C Relay Board with PCF8575 Expander 3.3V\/5V\u003cbr\u003e\n✔️ 16-channel I2C relay board with SPDT, LED, 3.3V\/5V, single board \u003cp\u003eThis 16-channel I2C relay board is built around the PCF8575 I\/O expander to drive 16 SPDT relays from a single I2C bus. It’s a solid fit for Raspberry Pi, Arduino, ESP32, and other microcontrollers, making it handy for home automation, control panels, and automation projects.\u003c\/p\u003e ✅ 16-channel I2C control via PCF8575 expander \u003cbr\u003e\n✅ SPDT relays with NO\/NC\/Common and LED indicators \u003cbr\u003e\n✅ 3.3V and 5V logic compatible; I2C address 0x20-0x27 via DIP switch \u003cbr\u003e\n✅ Max per-relay current 5A to 10A depending on voltage \u003cbr\u003e\n✅ Board size 135 mm x 150 mm (5.31 x 5.91 in) \u003cbr\u003e\n✅ Up to 8 boards per I2C bus, 128 relays total \u003cbr\u003e\n✅ Fully assembled module, ready to drop into projects \u003cbr\u003e \u003cp\u003e💡 What is an I2C relay board used for in home automation? This handy device makes it easy to control multiple relays from a central controller, reducing GPIO usage and wiring complexity.\n- I2C expander PCF8575 drives 16 channels for load switching\n- Compatible with Raspberry Pi, Arduino, ESP32 at 3.3V\/5V\n- SPDT outputs with NO\/NC\/Common and LED indicators\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48101778391275,"sku":"VXB084BR4TDH","price":99.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/715FCGFS2IL.jpg?v=1776299390","url":"https:\/\/vxb.com\/products\/16-channel-i2c-relay-board-with-pcf8575-expander-f","provider":"VXB Bearings","version":"1.0","type":"link"}