4×4 Matrix Keypad Membrane Switch

The 4×4 Matrix Keypad Membrane Switch is a compact, flexible, and easy-to-use input device designed for Arduino, Raspberry Pi, ESP32, and microcontroller projects. With 16 soft-touch keys arranged in a 4×4 grid, this keypad is perfect for password security systems, robotics control, and embedded applications.

🔹 Durable Membrane Design for Smooth Operation ⚡
✔ Keypad Layout: 4 Rows × 4 Columns (16 Keys) – Numeric & function keys.
✔ Connector: 8-pin flexible ribbon (Easy to interface with microcontrollers).
✔ Key Labels: *0-9, A-D, , # for diverse applications.
✔ Operating Voltage: 3V – 5V (Compatible with Arduino & Raspberry Pi).
✔ Ultra-Thin Design: Flexible membrane structure for mounting on flat surfaces.
✔ Adhesive Backing: Easily sticks to enclosures and project surfaces.
✔ Durability: Long-lasting membrane keys with reliable tactile response.

🔹 Applications – Where to Use the 4×4 Matrix Keypad 🛠️
✔ Arduino & Raspberry Pi Projects – Create interactive user interfaces.
✔ Access Control & Security Systems – Use as a password keypad for smart locks.
✔ Robotics & Automation – Program robot commands via keypad input.
✔ Home Automation & IoT Projects – Control appliances, sensors, and alarms.
✔ DIY Electronics & STEM Education – Perfect for learning microcontroller interfacing.

🔹 How to Use & External Resources 📚
The 4×4 Keypad connects easily using an 8-pin interface (4 rows, 4 columns) and is compatible with Arduino’s Keypad library for scanning keypresses efficiently.

📖 Helpful Resources for the 4×4 Matrix Keypad Membrane:
✔ Arduino Keypad Library & Setup Guide
✔ Raspberry Pi Keypad Integration
✔ How Matrix Keypads Work – Electronics Tutorial
✔ YouTube Tutorials – 4×4 Keypad with Arduino

🔹 Best Price & Availability in Ghana 🇬🇭
Looking for a 4×4 Matrix Keypad Membrane Switch in Ghana? Whether for security systems, automation, or robotics, this lightweight, durable, and easy-to-interface keypad is a must-have. Order today for fast delivery across Ghana!