PCF8574T I2C I/O Extension Board

Original price was: ₹299.00.Current price is: ₹239.00.

  1. Interface: I2C
  2. Operating Voltage: 3-5VDC
  3. Ports: 8-bit Parallel Ports
  4. Can be used with Arduino and Raspberry Pi
SKU: RK001256 Categories: , ,


The PCF8574 IO Expansion Board is used as remote 8-bit I/O expander for I2C-bus. Up to 8 PCF8574, IO Expansion Board can be connected to the I2C-bus, providing up to 64 I/O ports.

The PCF8574 IO Expansion Board features I2C pinheader on one side, and I2C connector on the opposite side. Hence, it’s more flexible to connect the board to your development system. The board also supports I2C cascading, allowing the use of multi module connected to the I2C bus at the same time by connecting the pinheader and connector.


  1. Based on PCF8574 Chip
  2. I2C Interface
  3. 8-bit parallel port
  4. Can be used with Arduino as well as Raspberry Pi.

Package Includes:

1 x PCF8574T I2C I/O Extension Board


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