Human Machine Interfaces. Since 1947.

EAO AG, a Swiss, family-owned company founded in 1947, has developed into one of the world’s leading manufacturers of high-quality industrial switches, complete custom HMI panels and interface systems, and specialised automotive switch systems.

With over 600 dedicated employees, EAO has a global production and distribution network at its disposal. EAO has production sites in Switzerland, Germany, North America and China, as well as 10 wholly owned international sales companies and distributors in over 50 countries, so we can guarantee global availability – around the world, around the clock.

Your solution-focused expert and partner

We do much more than just manufacture individual control elements. As a solution-focused partner, we provide the option of technically and mechanically customising existing HMI Components in line with our customers’ individual requirements. From simple control elements through to sophisticated HMI Systems, from serial production through to installation – we offer the entire range of HMI services and inspire the confidence of our customers.

Latest News

Mar 02. 2017

Series 45. Mushroom-head pushbuttons – Rugged and reliable.

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Feb 15. 2017

Market Leading PRM TSI* compliant door opening switches and sounders from EAO at Railtex 2017

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Jan 31. 2017

EAO expands Series 45: Innovative, intuitive, reliable and aesthetic ID keylock switches.

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Dec 08. 2016

New Series 14 Indicator compact – High-intensity illuminated and robust.

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All news

EAO AG

EAO Schweiz AG (Sales)
Tannwaldstrasse 86
CH-4600 Olten
Switzerland

Phone +41 62 286 95 00
Fax +41 62 286 95 55
sales.ech@eao.com

Allgemeine Lieferbedingungen (PDF)


EAO AG (Production)

Tannwaldstrasse 88
CH-4600 Olten
Switzerland

Phone +41 62 286 91 11
info@eao.com