---
product_id: 135362753
title: "5pcs PCF8574 PCF8574T I/O for I2C IIC Port Interface Cascading Extended Module"
brand: "tecnoiot"
price: "VT12612"
currency: VUV
in_stock: true
reviews_count: 2
url: https://www.desertcart.vu/products/135362753-5pcs-pcf8574-pcf8574t-i-o-for-i2c-iic-port-interface
store_origin: VU
region: Vanuatu
---

# 5pcs PCF8574 PCF8574T I/O for I2C IIC Port Interface Cascading Extended Module

**Brand:** tecnoiot
**Price:** VT12612
**Availability:** ✅ In Stock

## Quick Answers

- **What is this?** 5pcs PCF8574 PCF8574T I/O for I2C IIC Port Interface Cascading Extended Module by tecnoiot
- **How much does it cost?** VT12612 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/135362753-5pcs-pcf8574-pcf8574t-i-o-for-i2c-iic-port-interface)

## Best For

- tecnoiot enthusiasts

## Why This Product

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

## Description

x5pcs PCF8574 PCF8574T I/O for I2C IIC Port Interface Support Cascading Extended ModuleFeatures:This is the I/O extended module, which use for I2C interface, you can use two of the module to extend 8 I/O.Support cascading, and you can use at most 8 modules to extend 64 I/O at the same time.Can be changed the address by set toggle switchPCB Size: 36 x 16mm/1.41*0.62"Every 2 seconds, make P0-P7 port output High level, Low level, and put 3 toggle switches to ON, the address of module is 0x27Packet Contains:5pcs x PCF8574 PCF8574T I/O for I2C Extended Module

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | TECNOIOT |
| Package Dimensions | 16 x 6.8 x 2.2 cm; 20 g |
| Manufacturer | TECNOIOT |
| Are Batteries Included | No |
| Item Weight | 20 g |
| Guaranteed software updates until | unknown |

## Images

![5pcs PCF8574 PCF8574T I/O for I2C IIC Port Interface Cascading Extended Module - Image 1](https://m.media-amazon.com/images/I/71p+m00MVsL.jpg)
![5pcs PCF8574 PCF8574T I/O for I2C IIC Port Interface Cascading Extended Module - Image 2](https://m.media-amazon.com/images/I/61hdb6G+Q9L.jpg)
![5pcs PCF8574 PCF8574T I/O for I2C IIC Port Interface Cascading Extended Module - Image 3](https://m.media-amazon.com/images/I/61+FP0lqziL.jpg)
![5pcs PCF8574 PCF8574T I/O for I2C IIC Port Interface Cascading Extended Module - Image 4](https://m.media-amazon.com/images/I/61pHgdWX19L.jpg)
![5pcs PCF8574 PCF8574T I/O for I2C IIC Port Interface Cascading Extended Module - Image 5](https://m.media-amazon.com/images/I/41pXuNjm2oL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐ 







  
    macht, was es soll
  
  

*by S***N on Reviewed in Germany on 19 February 2021*

mir persönlich hätte es gefallen, die Pins selber anzulöten. Dann könnte ich bei einigen die Pins auf die andere Seite löten und hätte eben einige in einer breadboardfreunlichen Version.

### ⭐⭐⭐⭐⭐ 







  
    Usato per keypad
  
  

*by W***I on Reviewed in Italy on 5 June 2020*

Prodotto ottimo, rapporto qualità prezzo molto buono.

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**Shop now:** [https://www.desertcart.vu/products/135362753-5pcs-pcf8574-pcf8574t-i-o-for-i2c-iic-port-interface](https://www.desertcart.vu/products/135362753-5pcs-pcf8574-pcf8574t-i-o-for-i2c-iic-port-interface)

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-05-04*