Adhesive Keypad: Membrane Matrix 3x4 Maximize

Adhesive Keypad: Membrane Matrix 4x4

Add a super thin keypad to your projects for door entry, making a calculator, security passcodes, etc. Raspberry Pi & Arduino Compatible.

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This Keypad is a very thin membrane with 8 female headers at the end, one pin for each of the 4 rows and 4 columns. Arranged in a 4 x 4 matrix with 4 rows and 4 columns of buttons that are clearly labelled, this is very easy to use in your projects. This keypad is flexible and adhesive backed so that it can be mounted almost anywhere!


  • 1mm-thick Flexible Keypad
  • Adhesive Backed
  • Keypad dimensions: 70mm x 77mm x 1mm (2.75" x 3" x 0.035")
  • Cable + Header Length: 85mm
  • Connector: 8 pin female
  • Pitch: 2.54mm / 0.1" (standard spacing, compatible with our male headers for plugging into a breadboard)
  • Arduino & Raspberry Pi Compatible


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