3X4 Matrix Keypad Membrane

Key Features

• 3×4 key layout for numeric and function input
• Flexible, thin, and lightweight membrane design
• Durable keys with tactile feedback
• Easy interfacing with microcontrollers via row/column pins
• Perfect for DIY electronics, robotics, and control panels

Technical Specifications

• Key Matrix: 3 rows × 4 columns
• Switch Type: Membrane, tactile response
• Operating Voltage: 3.3V – 5V
• Connector: 7-pin header (row and column outputs)
• Dimensions: 80 mm × 60 mm (approx.)
• Compatible with Arduino, ESP32, Raspberry Pi, and other microcontrollers

Applications

• Numeric input for microcontroller projects
• User interface for robotics and automation
• DIY electronic gadgets and games
• Security keypads and access control projects
• Educational electronics and STEM experiments

Package Includes

• 1 × 3×4 Matrix Keypad Membrane