4×4 Matrix 16 keys Membrane Switch Keypad

The 4×4 Matrix Membrane Keypad is a 16-key digital input module designed for microcontroller-based projects. With a flexible, ultra-thin design and adhesive backing, it’s ideal for compact enclosures and flat surfaces. The keypad features 16 tactile keys arranged in a 4-row by 4-column matrix, offering a full hexadecimal input range (0–9, A–D, *, #). It connects easily via a 8-pin header and is compatible with Arduino, Raspberry Pi, PIC, and other embedded systems.

Features:

• 16 Keys (4×4 Matrix): Includes digits 0–9, A–D, ‘*’, and ‘#’

• Flexible Membrane Design: Ultra-thin and lightweight with adhesive backing

• Durable Construction: Rated for over 100 million key presses

• 8-Pin Connector: Easy integration with microcontrollers

• Operating Voltage: 3V to 5V DC

• Compact & Reliable: Ideal for access control, robotics, and embedded systems

• Applications: Arduino, Raspberry Pi, ESP32, DIY electronics, keypad-controlled systems

Package contents:

• 1 x Keypad Matrix 4×4 Module Membrane Switch

*image shown is representation only.