Custom molded rubber seal ring/washer for Electronic equipment

A rubber seal ring in electronic equipment can be displaced when the enclosure is opened for repair. Components that were originally routed beside the seal may move into its path during servicing. The custom ring should return to the same seating arrangement before the housing is closed again.

Look around the full perimeter with the internal assembly restored. A cable trapped over the ring can prevent local contact, while a connector or board edge can push the rubber outward as the cover descends. Keeping the ring in its groove is only part of the task; the internal route must also remain clear.

Follow the equipment's closing sequence and inspect the accessible perimeter before the last fasteners are secured. The selected material must suit the enclosure's actual exposure, but it cannot correct interference from another part. Any required ingress performance is evaluated on the finished equipment. If the enclosure behaves differently after repair, examine the restored cable route and cover seating along with the seal, rather than assuming the original rubber has suddenly become unsuitable.

Material options

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

Hardness selection

Rubber: 30–90 Shore A. The custom ring should return to the same seating arrangement before the housing is closed again.

Custom dimensions

Keeping the ring in its groove is only part of the task; the internal route must also remain clear.

Fit & assembly

Follow the equipment's closing sequence and inspect the accessible perimeter before the last fasteners are secured.

Use & inspection

Components that were originally routed beside the seal may move into its path during servicing.

Photos illustrate structure or material only. A cable trapped over the ring can prevent local contact, while a connector or board edge can push the rubber outward as the cover descends. ETOL directly manufactures custom-shaped silicone and rubber parts to your requirements.