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KinCony IoT

KinCony DO8 PCF8574 IO Expansion i2c relay board

KinCony DO8 PCF8574 IO Expansion i2c relay board

Regular price $55.00 USD
Regular price Sale price $55.00 USD
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KinCony DO8 is PCF8574 IO Expansion i2c relay board. extend 8 channel 10A relay. manual control buttons on board can control relay ON/OFF directly without any software. manual control buttons control relay's coin physically. A0,A1,A2 PCF8574 i2c address can set by DIP switch. DO8 support install on DIN RAIL.

it's open source board. here is schematic for DO8

it support integrate to home assistant by ESPHome. here is yaml file for ESPHome.

here is arduino demo source code for PCF8574 relay output

Power supply: DC 9-24V

PCB size: 146mm*100mm

relay for load: MAX 277VAC 10A , AC125V 12A

relay output: COM, NO, NC

metal manual control relay for every relay.

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