Custom made silicone push button rubber keypad

A custom silicone push button rubber keypad combines individual pressing areas with a supporting molded sheet. The sheet outline and locating features should fit the product housing so each button stays aligned with its underlying switch. Size, color, and hardness can be selected for the intended control layout.

Evaluate the supporting area as carefully as the visible key. If the sheet can slide, a press may move the whole component instead of directing movement toward the switch. If the housing traps the rubber too tightly, keys may feel different after assembly than they do as loose samples. Fit the keypad in the intended orientation and secure the enclosure before checking operation.

Include presses at accessible edges and transitions between neighboring controls. Each moving section should clear the bezel and return to its starting position. Keep the underside free from assembly residue and avoid stretching the sheet to compensate for a mismatch in the housing. Cleaning the exposed face should remove dirt around the keys without damaging the flexible sections that allow them to move.

Material options

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

Hardness selection

Silicone: 20–80 Shore A. If the sheet can slide, a press may move the whole component instead of directing movement toward the switch.

Custom dimensions

The sheet outline and locating features should fit the product housing so each button stays aligned with its underlying switch.

Fit & assembly

If the housing traps the rubber too tightly, keys may feel different after assembly than they do as loose samples.

Use & inspection

Cleaning the exposed face should remove dirt around the keys without damaging the flexible sections that allow them to move.

Photos illustrate structure or material only. The sheet outline and locating features should fit the product housing so each button stays aligned with its underlying switch. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.