Human Machine Interfaces. Since 1947.

Founded in 1947, the EAO AG family business grew to become one of the world's leading manufacturers of high-quality push buttons, keyboards and advanced controls to complete HMI control panels and HMI systems.

With more than 600 employees involved, EAO can fall back on a global production and sales network. With production sites in Switzerland, Germany, North America and China and with our 10 sales offices and distributors in more than 50 countries, we guarantee global availability. All over the world. 24 hours a day.

Your solution-oriented experts and partners
We do much more than just make individual controls. As solution-focused experts and partners, we offer the possibility of technically and mechanically adjusting existing HMI components to the individual requirements of our customers. From simple controls to high-quality HMI systems, from development to serial production and installation - EAO offers the full HMI service spectrum that our customers trust.
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