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 specialized 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 customizing 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

Feb 08. 2018

The new EAO Smart Box – Simple, compact and all-purpose.

EAO Smart Box is a simple and customisable “snap-on, plug & play” solution.

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Feb 01. 2018

EAO’s Series 82 Complete Product Selector Designed for Mobile Use

Interactive tool allows easy accessibility and use from your phone or tablet

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Jan 25. 2018

EAO Provides Solutions-Based Approach for KOR Engineering

Delivers full custom HMIS design for harsh environments

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Jan 10. 2018

EAO Expands North American Capabilities with ISO 9001:2015 Certification

Compliance confirms company’s position as an expert partner for HMI Solutions

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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