Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Account Cart

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

5Pcs PCF8575 IO Expander Board I2C to 16 IO IIC I/O Extension Shield Module DC 2.5-5.5V I2C Communication Control 16 IO Ports

Product ID: 476313984

Details

Brand
AITIAO
Compatible Devices
Arduino (R3)
Connectivity Technology
I2C
Included Components
OTHERS
Model Name
PCF8575

⚡Wide 2.5-5.5V operating voltage

📡I2C communication with modifiable address

🔌16 IO ports for versatile control

S$27

Duties & taxes included

In stock

Sold byAmazon SINGAPOREDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to SINGAPORE.

Secure transaction

ProDesertcart PRO

Fast, free shipping, member pricing & priority support.

Join PRO →

Description

🚀 Unlock 16x IO Power — Control Smarter, Not Harder!

COMPACT YET MIGHTY - At just 4x2.1cm, this shield packs powerful expansion capabilities into a sleek, space-saving design.
INSTANT INTERRUPT FEEDBACK - Open-drain interrupt pin alerts you immediately on input changes, keeping your system responsive and efficient.
CUSTOMIZABLE I 2 C ADDRESSING - Modify the default 0x20 address via A1 and A2 pins to avoid conflicts and scale your device network.
EXPAND YOUR CONTROL HORIZON - 16 quasi-bidirectional IO pins let you effortlessly manage relays, buzzers, LEDs, and buttons with precision.
PLUG PLAY VOLTAGE FLEXIBILITY - Operates seamlessly between 2.5V and 5.5V DC, adapting to your project’s power needs without a hitch.

The AITIAO 5Pcs PCF8575 IO Expander Board is a compact, high-performance I2C-based module offering 16 configurable input/output pins. Operating between 2.5V and 5.5V with a max current of 100mA, it supports customizable I2C addresses and features an interrupt output for real-time input change detection. Ideal for Arduino R3 and other MCUs, it enables seamless expansion of control interfaces for relays, buzzers, LEDs, and buttons in professional and hobbyist projects alike.

Specifications

ASIN	B0B82L2ZCQ
Best Sellers Rank	#4,841 in Single Board Computers (Computers & Accessories)
Brand	AITIAO
Built-In Media	OTHERS
Compatible Devices	Arduino (R3), Raspberry Pi, Computers, Smartphones, Game Consoles
Connectivity Technology	I2C
Customer Reviews	4.2 4.2 out of 5 stars (8)
Item Dimensions L x W x H	1.57"L x 0.83"W x 1.57"H
Manufacturer	AITIAO
Model Name	PCF8575
Number of Items	5
Processor Count	1
UPC	701715522879
Unit Count	5 Count
Warranty Description	1

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Reema J.

Perfect platform for hard-to-find items. Delivery was prompt.

1 month ago

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.

S$27

Duties & taxes included

In stock

Sold byAmazon SINGAPOREDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to SINGAPORE.

Secure transaction

ProDesertcart PRO

Fast, free shipping, member pricing & priority support.

Join PRO →

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

Meera L.

Smooth transaction and product arrived in perfect condition.

3 weeks ago

View all Trustpilot reviews