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PCF8574T I2C I/O Extension Board Module

  • Stock: 3

    Availability: InStock priceValidUntil: 2026-03-08

  • Brand: Generic
  • SKU: 9676 | DAA767

Availability: InStock priceValidUntil: 2026-03-08

  • Rs. 142.78 (inc GST)
    Rs.121.00 + GST

    Qty :

GST Invoice: Available for all purchases — eligible for input tax credit.

Delivery: 2–8 days across India. No MOQ required.

Bulk Orders: Need more quantity or not in stock? Email: dnatechindia [at] gmail.com

Import Service: We import a wide range of electronic components on request.

PCF8574T I2C I/O Extension Board Module

PCF8574T I2C I/O Module for digital I/O expansion with 8 pins, 2.5V to 5.5V operation, and compact design.

The PCF8574T I2C I/O Extension Board Module is a reliable solution for GPIO expansion. It provides 8 digital I/O pins that can be configured as either inputs or outputs. With an operating voltage range of 2.5V to 5.5V, this module is compatible with popular platforms like Arduino and Raspberry Pi. Its compact design fits well on breadboards, making it suitable for various embedded projects.

This module is perfect for applications in home automation and IoT projects. You can easily control switches, LED matrices, or interface with LCDs and relays. The PCF8574T I2C I/O Extension Board Module can be connected in series, allowing for up to 8 modules to work together, which enhances your project capabilities.

Discover how the PCF8574T I2C I/O Extension Board Module can simplify your circuit designs. With its user-friendly I2C interface, it allows microcontrollers to easily communicate with additional peripherals. This module is a must-have for anyone looking to expand their microcontroller's functionality.

Explore DNA Solutions for high-quality Sensor Modules like the PCF8574T I2C I/O Extension Board Module. Discover more products in this category to enhance your projects. Check other "Sensor Modules" that we have in stock.

If you're searching for specific electronic components, reach out to us at DNA. We can help you find items like Crystals, Power Supplies, Digital ICs, Diodes, and more. We also support retail and bulk orders, and can import if needed. Contact Us

Features of PCF8574T I2C I/O Extension Board Module

  • Provides 8-bit digital I/O via I2C bus
  • Operates at 2.5V to 5.5V supply voltage
  • Up to 8 modules can be connected in series
  • Compact design, ideal for breadboards
  • Compatible with Arduino, ESP32, Raspberry Pi

Specification of PCF8574T I2C I/O Extension Board Module

  • IC: PCF8574T
  • I2C Address: Selectable via jumpers
  • Operating Voltage: 2.5V to 5.5V
  • I/O Pins: 8 digital I/O
  • Board Size: Approx. 40mm x 20mm

Applications of PCF8574T I2C I/O Extension Board Module

  • Microcontroller GPIO expansion
  • Home automation and IoT projects
  • Switch and LED matrix control
  • LCD or relay module interfacing

Package Includes

  • 1 X PCF8574T I2C I/O Extension Board Module
Extra Information
Country of Origin China
Imported By ElectroSource Private Limited

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