- Home Page /
- Business, Industry & Science /
- Industrial Electrical /
- Controls & Indicators /
- IO Modules /
- PCF8574 IO Expansion Board 8Bit Parallel Expa...
0 ratings
Item #:
206879477
PCF8574 IO Expansion Board 8Bit Parallel Expander I2C-Bus Evaluation Development Module
Item #:
206879477
STD 464465
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from UK
0 ratings
Write a review
In stock
Imported from UK store
QTY:
Order now and get it around Friday, October 02
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Up to 8 PCF8574 IO expansion boards can be connected to the I2C-bus, providing up to 64 I/O ports.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
What Stands Out
I2C Compatibility
Utilizes I2C communication for easy interfacing with microcontrollers, reducing pin usage and simplifying wiring for various projects, making it ideal for hobbyists and developers alike.
8-Bit Expansion
Provides eight additional I/O pins to enhance microcontroller capabilities, perfect for expanding device connectivity in compact designs and enabling the development of more complex electronic applications.
Versatile Applications
Suitable for a wide range of projects, from robotics to home automation, offering flexibility for various development needs while ensuring efficient use of space and resources.
Product Details
| Brand Name | Wdfnexalai |
| Unit Count | 1.0 count |
| Country of Origin | China |
| Item Weight | 0.1 lbs (50 grams) |
Who Should Buy?
-
Hobbyist Developers
Ideal for hobbyists experimenting with I2C devices and needing additional GPIO for projects and prototypes.
-
Embedded Systems
Beneficial for embedded system designers who require simple interfacing with multiple peripherals via I2C.
-
Student Learning
Great for students learning about electronics and I2C communication, allowing hands-on experience with interface expansion.
-
High Frequency Tasks
Not suitable for applications requiring high-speed GPIO as I2C communication limits response time.
Product Description
PCF8574 IO Expansion Board 8Bit Parallel Expander I2C-Bus Evaluation Development Module
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
How many expansion boards can I connect at once?
Answer: You can connect up to 8 PCF8574 IO expansion boards to the I2C-bus. -
Question:
What is the maximum number of I/O ports provided?
Answer: By connecting 8 boards, you can achieve a total of 64 I/O ports. -
Question:
Is it easy to connect to existing systems?
Answer: Yes, the board features a flexible design with convenient pinheader and connector options.
Wdfnexalai IO Modules Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1 customers ratings
-
5 Star
0%
-
4 Star
100%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Platform Trust & Buyer Confidence
JG
Jazz
Verified buyer
“Easy to use and always helpful and sorts any issues I've had past and present”
1 September 2026 · via Trustpilot
EK
Emmanuel
Verified buyer
“I always receive support when I engage customer service. Overall my experience with UBUY has been top notch. Keep up the good work.”
31 August 2026 · via Trustpilot
F
fnd
Verified buyer
“The delivery was fast and the product came undamaged and authentic.”
29 August 2026 · via Trustpilot
LC
Leana
Verified buyer
“Ubuy is extremely efficient and to order online is an easy process. The verity of products to buy is really unlimited! My order was urgent and I got it on time. The products are great! Thank you Ubuy!”
25 August 2026 · via Trustpilot
HL
Hengo
Verified buyer
“Fast, convenient and cheap. Great store!”
27 August 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
STD 464465
Order now and get it around Friday, October 02
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Supports I2C cascading for enhanced connectivity.
- Use multiple modules on one I2C bus effortlessly.
- Acts as a remote 8-bit I/O expander.
- Connect up to 8 boards for a total of 64 I/O ports.
- Flexible design with pinheader on one side and connector on the other.
- Perfect for expanding your development system capabilities.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.