4x4 Matrix Keypad Module for Arduino, ESP32, Raspberry Pi & DIY Electronics

Empower your embedded projects with the 4x4 Matrix Keypad Module, a versatile and reliable input solution for microcontroller-based applications. Designed with a 16-key matrix layout, this keypad enables seamless user interaction, making it ideal for password systems, menu navigation, calculators, robotics, automation, and smart access control.

The module features a flexible membrane or durable push-button layout (depending on variant) with clearly labeled keys for effortless operation. Its matrix configuration minimizes required GPIO pins, allowing efficient interfacing with platforms such as Arduino, ESP32, ESP8266, Raspberry Pi, STM32, and more. The keypad delivers excellent tactile response, stable performance, and long-lasting durability—making it perfect for both prototyping and final product development.

Whether you're enhancing a security system, building a custom IoT device, or creating a user-controlled interface, the 4x4 Keypad Module delivers the precision, responsiveness, and convenience required to elevate your hardware experience.

Key Features

• 🔢 16 keys (4 rows x 4 columns) for flexible input control

• ⚙️ Efficient matrix configuration reduces GPIO usage

• 🧠 Compatible with Arduino, ESP32, ESP8266, Raspberry Pi, STM32, and more

• 🎯 Ideal for password systems, calculators, robotics, automation, and menu interfaces

• 🧰 Offers excellent tactile feedback and long operational life

• 📦 Easy to integrate into DIY, academic, and professional electronics projects

Package Includes

• 1 x 4x4 Matrix Keypad Module for Arduino, ESP32, Raspberry Pi & DIY Electronics