--- product_id: 137346242 title: "2Pcs PCF8574 I2C Interface 8-bit IO Expansion Board I/O Expander I2C-Bus Evaluation Development Module" brand: "angeek" price: "142.24 DT" currency: TND in_stock: true reviews_count: 6 category: "Angeek" url: https://www.desertcart.tn/products/137346242-2pcs-pcf8574-i2c-interface-8-bit-io-expansion-board-i store_origin: TN region: Tunisia --- # Supports up to 64 IO ports via cascading I2C interface for seamless connectivity 8-bit parallel port expands IO effortlessly 2Pcs PCF8574 I2C Interface 8-bit IO Expansion Board I/O Expander I2C-Bus Evaluation Development Module **Brand:** angeek **Price:** 142.24 DT **Availability:** ✅ In Stock ## Summary > 🚀 Unlock Infinite IO Power — Expand Your Development Horizon! ## Quick Answers - **What is this?** 2Pcs PCF8574 I2C Interface 8-bit IO Expansion Board I/O Expander I2C-Bus Evaluation Development Module by angeek - **How much does it cost?** 142.24 DT with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/137346242-2pcs-pcf8574-i2c-interface-8-bit-io-expansion-board-i) ## Best For - angeek enthusiasts ## Why This Product - Trusted angeek brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Dual Interface Access:** Choose between pin or row seat docking for flexible integration tailored to your hardware environment. - • **Scalable IO Expansion:** Cascade up to 8 modules to unlock a massive 64 IO ports — perfect for ambitious projects and prototypes. - • **Plug & Play Compatibility:** Works flawlessly with Arduino, AVR, ARM, and Raspberry Pi platforms, backed by robust community support and libraries. - • **Compact & Lightweight Design:** At just 54x15mm and 7g, this module fits neatly into any development setup without bulk. - • **Maximize Your Microcontroller's Potential:** Expand 2 pins into 8 digital IO ports, freeing up your Arduino or Raspberry Pi for more complex tasks. ## Overview The ANGEEK 2Pcs PCF8574 I2C Interface IO Expansion Boards transform 2 I2C pins into 8 digital IO ports each, supporting up to 64 ports via cascading. Compatible with Arduino, Raspberry Pi, and ARM platforms, these compact modules enable scalable, efficient IO expansion for complex embedded projects. ## Description Features:Based on the I2C interface I / O expansion modules, using two I / O can be extended to eight I / O (up to simultaneous use 8 PCF8574, expanded to 64 I / O)Maximum Features: supports two types of Interface, access to the target board : Pin or row seat2 supports I2C bus cascade (via pin, row seat docking methods can be used simultaneously multiple I2C modules)Product Properties:Type: Modular/ Components and partsInterface: I2CBoard Type: Pin or row seatSpecifications:Typical applications: for I / O resource constraints the MCU I / O expansionThe main resources: PCF8574, I2C interface, the 8-bit parallelSize:54*15mmNet Weight: 7gPackage Included:2x DollaTek PCF8574 PCF8574T Communication Module Review: Very good - Excellent item Review: ANGEEK PCF8574 IO - Perfettamente compatibili con tutti i moduli Arduino (basta cercare le librerie). Non mi hanno mai dato problemi (ne avrò usati circa 10 nei vari progetti) ## Features - Standard interface that can be expanded in a variety of development boards - I2C Serial port to 8-bit parallel port , support expand into 8×8 = 64 at most - PCF8574 IO expansion chip with I2C interface, 8-bit parallel port output - Applicable to a variety of platforms including Arduino / AVR / ARM - With this module, you can use only 2 ports of your Arduino or Raspberry Pi board to control up to 8 digital I/O ports. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07S9NDR3W | | Brand | ANGEEK | | Brand Name | ANGEEK | | CPU manufacturer | ARM | | Compatible Devices | Arduino, Raspberry Pi | | Connectivity technology | I2C | | Customer Reviews | 4.4 out of 5 stars 84 Reviews | | Manufacturer | ANGEEK | | Manufacturer Part Number | XF0046X2 | | Memory Storage Capacity | 1 TB | | Memory storage capacity | 1 TB | | Model Name | ANGEEK | | Model name | ANGEEK | | Network Connectivity Technology | I2C | | Operating System | Linux | | Operating system | Linux | | Processor Brand | ARM | | Processor Count | 1 | | RAM Memory Technology | LPDDR3 | | UPC | 053742452774 | | Wireless Compability | Infrared | ## Product Details - **Brand:** ANGEEK - **Connectivity technology:** I2C - **Memory storage capacity:** 1 TB - **Model name:** ANGEEK - **Operating system:** Linux ## Images ![2Pcs PCF8574 I2C Interface 8-bit IO Expansion Board I/O Expander I2C-Bus Evaluation Development Module - Image 1](https://m.media-amazon.com/images/I/61wI8UIX6kL.jpg) ![2Pcs PCF8574 I2C Interface 8-bit IO Expansion Board I/O Expander I2C-Bus Evaluation Development Module - Image 2](https://m.media-amazon.com/images/I/51WyGXZityL.jpg) ![2Pcs PCF8574 I2C Interface 8-bit IO Expansion Board I/O Expander I2C-Bus Evaluation Development Module - Image 3](https://m.media-amazon.com/images/I/51vY6yw1orL.jpg) ![2Pcs PCF8574 I2C Interface 8-bit IO Expansion Board I/O Expander I2C-Bus Evaluation Development Module - Image 4](https://m.media-amazon.com/images/I/51-NM-ok7BL.jpg) ![2Pcs PCF8574 I2C Interface 8-bit IO Expansion Board I/O Expander I2C-Bus Evaluation Development Module - Image 5](https://m.media-amazon.com/images/I/51I2u4fkTML.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ Very good *by P***8 on 6 February 2021* Excellent item ### ⭐⭐⭐⭐⭐ ANGEEK PCF8574 IO *by O***C on 15 October 2023* Perfettamente compatibili con tutti i moduli Arduino (basta cercare le librerie). Non mi hanno mai dato problemi (ne avrò usati circa 10 nei vari progetti) ### ⭐⭐⭐⭐⭐ Buena calidad *by C***N on 20 September 2025* Funciona perfectamente --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.tn/products/137346242-2pcs-pcf8574-i2c-interface-8-bit-io-expansion-board-i](https://www.desertcart.tn/products/137346242-2pcs-pcf8574-i2c-interface-8-bit-io-expansion-board-i) --- *Product available on Desertcart Tunisia* *Store origin: TN* *Last updated: 2026-07-12*