Customized waterproof numeric single silicone keypad

A single silicone keypad for a numeric control needs its face and base matched to the intended electronic interface. Custom molding can define the operating geometry and the perimeter retained by the housing. Where moisture protection is required, that retained region should be developed with the complete enclosure.

Check the normal pressing direction and the space below the face. The control should operate deliberately and return fully without continuous load from the closed housing. The perimeter needs support that does not clamp the section intended to flex.

Fit the component cleanly at its locating features and inspect for a folded edge before fastening the case. Evaluate operation and the device's required protection in the assembled configuration; the silicone part alone does not establish a waterproof rating. During care, follow the finished product's cleaning method. If the enclosure is reopened, restore the original seating arrangement before checking key travel and the complete interface again.

Material options

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

Hardness selection

Silicone: 20–80 Shore A. The control should operate deliberately and return fully without continuous load from the closed housing.

Custom dimensions

The perimeter needs support that does not clamp the section intended to flex.

Fit & assembly

Fit the component cleanly at its locating features and inspect for a folded edge before fastening the case.

Use & inspection

During care, follow the finished product's cleaning method.

Photos illustrate structure or material only. The perimeter needs support that does not clamp the section intended to flex. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.