---
product_id: 331399386
title: "3Pcs PCF8574 PCF8574T I2C 8 Bit IO GPIO Expander Module for Arduino & Raspberry Pi"
brand: "comimark"
price: "¥3075"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/331399386-3pcs-pcf8574-pcf8574t-i2c-8-bit-io-gpio-expander-module
store_origin: JP
region: Japan
---

# Set of 3 I2C Interface 8 Bit IO 3Pcs PCF8574 PCF8574T I2C 8 Bit IO GPIO Expander Module for Arduino & Raspberry Pi

**Brand:** comimark
**Price:** ¥3075
**Availability:** ✅ In Stock

## Summary

> 🚀 Elevate Your Projects with Comimark's GPIO Magic!

## Quick Answers

- **What is this?** 3Pcs PCF8574 PCF8574T I2C 8 Bit IO GPIO Expander Module for Arduino & Raspberry Pi by comimark
- **How much does it cost?** ¥3075 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/331399386-3pcs-pcf8574-pcf8574t-i2c-8-bit-io-gpio-expander-module)

## Best For

- comimark enthusiasts

## Why This Product

- Trusted comimark brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Lightweight Design:** Weighs only 18g for effortless integration.
- • **Expand Your Horizons:** Unlock new GPIO capabilities with ease!
- • **Seamless Compatibility:** Perfectly pairs with Arduino & Raspberry Pi.
- • **Versatile Applications:** Ideal for DIY electronics and prototyping.
- • **Efficient I2C Communication:** Streamlined data transfer for your projects.

## Overview

The Comimark 3Pcs PCF8574 I2C 8 Bit IO GPIO Expander Module is designed for seamless integration with Arduino and Raspberry Pi, allowing you to expand your GPIO functionality effortlessly. This set of three modules utilizes an efficient I2C interface, making it perfect for DIY electronics enthusiasts and professionals alike. With a lightweight design and versatile applications, it's the ideal choice for your next innovative project.

## Description

Comimark 3Pcs PCF8574 PCF8574T I2C 8 Bit IO GPIO Expander Module for Arduino & Raspberry Pi

## Features

- Compatible with Arduino and Raspberry Pi.
- 8 Bit IO GPIO expander.
- Utilizes I2C interface.
- Comes in a set of 3 pieces.
- Facilitates expanding GPIO functionality.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | Comimark |
| Package Dimensions | 14.6 x 9.6 x 2.39 cm; 18 g |
| Item model number | LY438 |
| Manufacturer | Comimark |
| Processor Brand | Broadcom |
| Processor Count | 1 |
| Memory Technology | LPDDR2 or LPDDR3 |
| Operating System | Raspberry Pi OS |
| Are Batteries Included | No |
| Item Weight | 18 g |

## Product Details

- **Brand:** Comimark
- **Connectivity technology:** I2C, GPIO
- **Included components:** 3 x PCF8574 IO Expansion Board I/O Expander I2C-Bus Evaluation Development Module
- **Operating system:** Raspberry Pi OS
- **CPU manufacturer:** Broadcom

## Images

![3Pcs PCF8574 PCF8574T I2C 8 Bit IO GPIO Expander Module for Arduino & Raspberry Pi - Image 1](https://m.media-amazon.com/images/I/61kEAxm7rGL.jpg)

## Frequently Bought Together

- Comimark 3Pcs PCF8574 PCF8574T I2C 8 Bit IO GPIO Expander Module for Arduino & Raspberry Pi
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**Shop now:** [https://www.desertcart.jp/products/331399386-3pcs-pcf8574-pcf8574t-i2c-8-bit-io-gpio-expander-module](https://www.desertcart.jp/products/331399386-3pcs-pcf8574-pcf8574t-i2c-8-bit-io-gpio-expander-module)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-03-15*