Silicone keypad button with carbon ink for remote control

Carbon ink forms the conductive contact feature associated with this silicone keypad button for a remote-control design. The contact area needs to align with its mating circuit pattern and remain in a suitable clean condition. The molded cap and flexible support determine how that area reaches the board during a press.

Coordinate the keypad locating features with the board and housing. The part should sit without being stretched into alignment, and the panel opening should allow the cap to move under the angled approach typical of handheld use. An edge press should not shift the contact away from its intended working region.

Evaluate input and release in the complete remote rather than assuming a particular resistance or lifetime from the conductive material description. Handle the underside carefully during assembly and avoid cleaning methods that could damage its contact feature. If operation becomes inconsistent, inspect alignment, free movement, and contamination separately; a visible button that still looks undamaged may conceal a changed condition at the electrical interface beneath it.

Material options

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

Hardness selection

Silicone: 20–80 Shore A. The molded cap and flexible support determine how that area reaches the board during a press.

Custom dimensions

The part should sit without being stretched into alignment, and the panel opening should allow the cap to move under the angled approach typical of handheld use.

Fit & assembly

The contact area needs to align with its mating circuit pattern and remain in a suitable clean condition.

Use & inspection

Handle the underside carefully during assembly and avoid cleaning methods that could damage its contact feature.

Photos illustrate structure or material only. The part should sit without being stretched into alignment, and the panel opening should allow the cap to move under the angled approach typical of handheld use. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.