Skip to content

Membrane 3X4 Matrix Keypad + Extras

Save 11%
Original price ₹ 120.00
Current price ₹ 107.00

This Matrix Keypad 3 X 4 has 12 buttons, arranged in a telephone-line 3x4 grid. The keys are connected into a matrix,hence only 7 microcontroller pins (3-columns and 4-rows) are required to scan the pad.

It's made of a thin, flexible membrane material with an adhesive backing (just remove the paper) so you can attach it to nearly anything. The keys are connected into a matrix, so you only need 7 microcontroller pins (3-columns and 4-rows) to scan through the pad.


  • Pad Size: 70 x 76 x 0.8mm
  • Cable length: 85mm (include connector)
  • Connector: dupont 7 pins, 0.1 inch (2.54mm) Pitch
  • Mount style: Self-Adherence
  • Max. circuit rating: 35VDC, 100mA
  • Insulation spec.: 100M Ohm, 100V
  • Dielectric withstand: 250Vrms (60Hz, 1min)
  • Contact bounce: ≤5ms
  • Life expectancy: 1 million closures
  • Weight: 7.5g