Line Card

EAO Corporation

EAO Corporation is a global technology leader and manufacturer or Human Machine Interface (HMI) Systems and Components. EAO serves a wide range of industries, including the transportation, machinery, heavy duty and specialty vehicle, lifting and moving, medical and automotive markets. EAO Corporation offers intuitive development skills, global manufacturing capabilities, worldwide supply chains, and superior project and consultation management that result in complete, innovative HMI Systems. HMI Components include award winning pushbuttons, indicators, emergency stop switches, rotary selectors, keylocks, and more.  All EAO products meet the required international ratings and approvals and are manufactured under the important ISO 9001/9002 quality requirements.

With more than 600 employees worldwide, EAO Corporation is headquartered in Olten, Switzerland and has production facilities in North America, Europe and Asia, as well as 12 wholly-owned international subsidiaries and distributors in more than 50 countries.  For more information, please visit or contact EAO Corporation at 203-951-4600 and

EAO Offers Robust Series 04 Illuminated Selector Switches

Modern switches enhance operating safety

robust series04

EAO’s reliable, attractive and ergonomic Series 04 Illuminated Selector Switches enhance operating safety through quick and intuitive recognition on the control panel.

Key Advantages of Series 04 Illuminated Selector Switches Include:

  • Single or bi-color, bright LED illumination
  • Sealed to meet IP65 requirements
  • Modern, ergonomic design with easily identifiable switch positions
  • Rounded edges (in accordance with DIN 5566-1)
  • Excellent tactile feedback
  • Industry standard 22.5mm mounting
  • Wide range of possible combinations and options

These switches are available with either single or bi-color bright LED illumination, in red, green, yellow or white, which provides clear visibility in both strong sunlight and low-light conditions.

Click here to learn more about Series 04 Illuminated Selector Switches.