Tools & Accessories
4×4 Matrix Membrane Keypad
₹100.00
Price inclusive of GST (18.00%)
- Weight
- 10 g
- Length
- 7.00 cm
- Breadth
- 7.00 cm
- Height
- 0.10 cm
4×4 matrix membrane keypad with 16 keys for user input and control in Arduino, IoT, robotics and embedded electronics projects.
The 4×4 Matrix Membrane Keypad is a compact, lightweight input device featuring 16 tactile membrane keys arranged in a 4×4 matrix. It uses a simple 8-pin interface, with four row lines and four column lines, allowing a microcontroller to identify individual key presses.
The flexible membrane construction makes it suitable for compact electronic projects and control interfaces. It can be easily interfaced with Arduino, ESP32 and other microcontrollers and is commonly used for password locks, calculators, menu systems, access-control panels, automation projects and embedded user interfaces.
Dimensions & weight
- Weight
- 10 g
- Length
- 7.00 cm
- Breadth
- 7.00 cm
- Height
- 0.10 cm
Technical specifications
| Parameter | Value |
|---|---|
| Keypad Type | Matrix Membrane Keypad |
| Matrix Configuration | 4 × 4 |
| Number of Keys | 16 |
| Key Arrangement | 4 Rows × 4 Columns |
| Interface | 8-Pin Matrix Interface |
| Row Lines | 4 |
| Column Lines | 4 |
| Key Type | Membrane / Tactile |
| Operation | Momentary Contact |
| Mounting | Adhesive Back / Panel Mount |
| Connector | 8-Pin Flexible Tail |
| Operating Voltage | Typically 3.3V–5V DC |
| Controller Compatibility | Arduino, ESP32, ESP8266 and other MCUs |
| Key Labelling | 0–9, A–D, *, # |
| Application | Password Locks, Keypads, Automation, Robotics, IoT, Embedded Systems |
| Construction | Flexible Membrane |