4 Kanal I2C elektromagnetisches Relaismodul 3,3 V 5,0 V PCF8574 Arduino Himbeere
15,29 €
The module contains an PCF8574 or PCF8574A chip. 4 Channel I2C Electromagnetic Relay Board with I2C Interface. The SDA and SCL lines are pulled up to VDD with 5.6k resistors on the relay module. - Up to 8 boards can be connected to each I2C bus.
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