4x5 Matrix Array 20 Key Membrane Switch Keypad Keyboard For Arduino

The 4×5 Matrix Array 20 Key Membrane Switch Keypad is a compact and reliable keypad designed for easy integration with microcontrollers such as Arduino, Raspberry Pi, and other development platforms. Featuring a 4-row by 5-column matrix layout, this keypad provides 20 tactile keys labeled with numbers, letters, and functions suitable for menu navigation, PIN entry, or custom input systems.Built with a flexible membrane design, the keypad is lightweight, dustproof, and moisture-resistant. The adhesive backing allows for easy mounting on most flat surfaces, making it ideal for DIY electronics, embedded systems, and interactive projects.Features of 4×5 Matrix 20-Key Membrane Keypad:20-key (4 rows × 5 columns) matrix configurationHigh-quality, durable membrane design with tactile responseCompact and ultra-thin, perfect for embedded applicationsEasy to interface with microcontrollers using standard matrix scanningAdhesive backing for convenient mounting on panels or enclosuresSpecifications of 4×5 Matrix 20-Key Membrane Keypad:Number of Keys: 20Layout: 4×5 MatrixInterface: 8-pin (5 columns + 4 rows)Key Type: Membrane tactileOperating Voltage: 3V to 5VConnector: Female header (Dupont style)Package Includes:1 × 4×5 Matrix Array 20 Key Membrane Switch Keypad Keyboard For Arduino

INR 79 · In stock