4×4 Matrix Keyboard Keypad Module with Plastic Keys
● In Stock
| SKU | AT-0114 |
| Category | Electronic Components |
| Availability | In Stock |
| Shipping | Countrywide delivery · Free on orders over KSh10,000.00 |
Description
4×4 Matrix Keyboard Keypad Module — a durable 16-button input module designed for Arduino, PIC, AVR, STM32, Raspberry Pi, and other microcontroller-based projects. Unlike thin membrane keypads, this version features solid plastic push buttons mounted on a PCB, giving a more tactile and reliable feel for repeated use. The keypad contains 16 keys arranged in a 4-row by 4-column matrix. The standard layout includes: 1, 2, 3, A 4, 5, 6, B 7, 8, 9, C *, 0, #, D Because the keypad uses a matrix arrangement, it only requires 8 I/O pins from the microcontroller instead of 16 separate pins. The controller scans the rows and columns to determine which key is being pressed. This keypad module is e
Key Features
- 16-button keypad arranged in 4×4 matrix
- Durable plastic push buttons with tactile feel
- Requires only 8 microcontroller pins
- PCB-mounted design for easy installation
- Compatible with Arduino, PIC, AVR, STM32, ESP32, Raspberry Pi, and PLC systems
- Suitable for password entry, menu navigation, and control panels
- More durable and easier to press than membrane keypads
- Standard 8-pin interface connection
- Low power consumption
- Can be mounted in enclosures or front panels
- Ideal for industrial, security, and DIY electronics projects
Specifications
| Standard layout | 0–9, A–D, *, # |
|---|---|
| Typical module size | approximately 69 × 77 × 13 mm |
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