3D/Epoxy foam keyboards feature custom-molded raised epoxy resin domes applied to membrane or capacitive keypads. This design provides enhanced, mechanical-like tactile feedback without the need for traditional mechanical switches, while eliminating costly injection molding tooling.

These keypads are widely utilized in industrial controls, medical equipment, and harsh environments because of their durability and customizability.

Keetronics ( India ) Pvt. Ltd. While widely known for heavy-duty military and medical membrane keyboards, they design advanced custom tactile arrays that integrate various 3D dome styling techniques for maximum sensory feedback.