16-Button Numeric Keypad Matrix

Easy-to-Use 16-Button Numeric Keypad for DIY Projects

Looking for a simple and reliable way to add a numeric keypad to your electronics project? This 16-button numeric keypad matrix makes it easy. The clear white numbers on each of the 16 keys ensure quick and easy input, and the rubber dome switches give you satisfying feedback every time you press a button.

Versatile 4x4 Matrix Keypad Design

This compact 16-key keypad uses a 4x4 matrix configuration, offering straightforward integration with any microcontroller—perfect for Arduino, Raspberry Pi, and other STEM projects. Each button is connected in a matrix layout, minimizing the number of I/O pins required.

Durable & Breadboard-Friendly

With four corner mounting holes, this 16-button keypad module is easy to attach securely to panels or project enclosures. The single-row, 0.1-inch pitch header is breadboard-friendly for speedy prototyping. Out of ten solder pads, eight are for signal connections; the pads at the ends are for extra mechanical support.

Technical Specifications

• Configuration: 4x4 matrix (16 keys)
• Key Type: Rubber dome switches
• Pin Header: Single-row, 0.1" pitch (breadboard compatible)
• Total Solder Pads: 10 (8 active, 2 for attachment)
• Panel Mounting: 4 holes, 61mm apart
• Keypad Dimensions: 68.6mm tall x 66mm wide
• Panel Cutout: Fits 60mm x 60mm square

Perfect for Beginners and Hobbyists

This 16-button keypad is a great way to learn about matrix key scanning and digital input, especially for Arduino and Raspberry Pi users. Its durable design and simple connections make it a favorite for DIY electronics, home automation, security systems, and custom control panels.

Model/Part Number: VUPN7082