rubber button silicone conductive numeric keypads

Silicone conductive numeric keypads can be customized with rubber buttons and identifying details for a number entry interface. The number layout on the visible side should correspond accurately to the contact pattern below. Custom dimensions, colors and printed or molded markings allow that arrangement to follow the intended device.

Check the layout after the circuit board and housing are assembled. A shifted sheet can affect the contact position even while the printed numbers remain visible through their openings. Assess individual keys and short input sequences, including presses near the edges of the usable surface.

The conductive arrangement needs evaluation with the actual circuit, while the rubber must return freely between inputs. Keep residue away from the contact side during installation. For care, use a cleaning method compatible with the material and markings. If number entry becomes inconsistent, inspect board alignment, key travel and contact cleanliness separately. A stronger press may temporarily hide a problem without correcting the position of the moving contact beneath the number.

Material options

Silicone. Custom formulation and color for the intended contact conditions.

Hardness selection

Silicone: 20–80 Shore A. A stronger press may temporarily hide a problem without correcting the position of the moving contact beneath the number.

Custom dimensions

A shifted sheet can affect the contact position even while the printed numbers remain visible through their openings.

Fit & assembly

Check the layout after the circuit board and housing are assembled.

Use & inspection

If number entry becomes inconsistent, inspect board alignment, key travel and contact cleanliness separately.

Photos illustrate structure or material only. The number layout on the visible side should correspond accurately to the contact pattern below. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.