High quality molded rubber numeric buttons/silicone keypads

Rubber numeric buttons should keep each number easy to distinguish within the available key area. The legend size, contrast and position need to work with the molded silicone profile and housing opening. A large marking should not encourage a key shape that leaves inadequate clearance for movement.

Custom dimensions, colors and printed or molded identification options allow the keypad to follow the product. Evaluate the number layout at the normal viewing distance and angle. Check how a hand covering one part of the keypad affects visibility of the next key in a typical entry sequence.

Mechanically, the buttons must align with the intended internal actuation arrangement. Test the complete assembly after fastening and include presses between the center and edge of each key. Inspect return after release and check whether one row is constrained by the housing. During cleaning, preserve the selected marking finish and remove residue around the openings. If numbers become difficult to read or keys begin to rub, assess the visible surface and mechanical seat separately before changing the entire keypad design.

Material options

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

Hardness selection

Silicone: 20–80 Shore A. Test the complete assembly after fastening and include presses between the center and edge of each key.

Custom dimensions

The legend size, contrast and position need to work with the molded silicone profile and housing opening.

Fit & assembly

Check how a hand covering one part of the keypad affects visibility of the next key in a typical entry sequence.

Use & inspection

During cleaning, preserve the selected marking finish and remove residue around the openings.

Photos illustrate structure or material only. A large marking should not encourage a key shape that leaves inadequate clearance for movement. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.