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

May 15. 2019

Series 82 illuminated pushbutton – New stainless steel 316L version.

Reliably protected against corrosion and alkaline cleaning agents.

read more

Apr 15. 2019

EAO Ltd launches Passenger Interface at Railtex 2019

Market leading HMI switching solutions and phone charging systems from EAO at Railtex 2019

read more

Apr 08. 2019

EAO Passenger Interface

Charge, Connect, Communicate

read more

Feb 27. 2019

Series 45 pushbuttons.

Long lasting, attractive and rugged.

read more

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

General delivery conditions (PDF, German)

Directions to EAO Schweiz AG


EAO AG (Production)

Tannwaldstrasse 88
CH-4600 Olten
Switzerland

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

Directions to EAO AG