Staefa Control System
Originally established as Staefa Control System more than 40 years ago, Staefa was a reputable leader in HVAC control and building management systems. Staefa was owned by Electrowatt Group, a Swiss-based holding company. In 1996, Electrowatt merged Staefa with newly acquired Landis & Gyr, and created the worldwide organization, Landis & Staefa, Inc. In 1998 Landis & Staefa became a brand of Siemens Building Technologies, Inc.
The Staefa Control System brand holds its reputation and efficiency as the legacy system
Principe of magnetic valves you can see at Magnetni ventili