Membrane 4×4 Matrix Keypad


Availability: In Stock


SKU: BTN-002 Categories: , Tags: , ,


This matrix keypad has 16 buttons arranged in a 4 x 4 pattern. The number pad is similar to that found on a telephone (with the addition of letters in the 4th column). Since the keypad uses a matrix arrangement, only 8 digital inputs are required to add this to your project.

The connector uses a standard breadboard pitch (0.100” / 2.54mm) and can be used with the standard Arduino Matrix Keypad Library found in the Arduino IDE.



  • Standard breadboard pitch (0.100” / 2.54mm)
  • Only requires 8 digital inputs
  • Adhesive backing
  • Works with built in Arduino library




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  Difficulty Level

Soldering Skill: N/A
Prototyping Skill: Beginner
Programming Skill: N/A

  Product Certifications

  Product Attributes

Weight: 8 g

  Warranty Policy

This product has a 30 Day Warranty from the date of delivery. The item must not be modified, abused, incorrectly hooked up, or used for purposes outside the original scope of design.

  Return Policy

This product is returnable Within 14 Days of delivery for a store credit. Item must be unopened, unused, and in re-saleable condition.

More Information:
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