4×3 Matrix Membrane Keypad is high-quality soft touch feeling button keypad with 100 million life-stroke lifespans and good resistance to environmental conditions. It is a high-quality product at very low cost for your application needs.

This 12-button keypad provides a useful human interface component for microcontroller projects. Convenient adhesive backing provides a simple way to mount the keypad in a variety of applications.

The Keypad 4×3 features a total of 12 buttons in Matrix form. This is a membrane keypad with no moving parts. A female 7-pin berg connector is require for interfacing it with your microcontroller circuits.

 Specifications of  4x3 Matrix Membrane Type Keypad -12 Keys:-

• Length of cable + connector: 93mm
• 7-pin 0.1″ pitch connector
• Weight: 7.5 grams
• Keypad dimensions: 68.5mm x 76.5mm x 1mm

4×3 Matrix Membrane Keypad Features:-

• Ultra-thin design & adhesive backing provides easy integration to any project
• Excellent price-performance ratio
• Easy communication with any microcontroller 
• Sticker can peel off for adhesive mounting.
• Used widely in industrial and home electronic equipments, instrument, etc.
• This allows a microcontroller to ‘scan’ the 7 output pins to see which of the 12 buttons is being pressed