
KELLER PRESSURE
A market leader in the production of isolated pressure transducers and transmitters
The company KELLER Pressure was founded in 1974 by the inventor of the integrated silicon measuring cell Dipl.-Phys. Hannes W. Keller. Today, his two sons Tobias and Michael Keller are responsible for the business. The company is wholly family-owned and employs around 500 people from over 20 nations.
KELLER Pressure feels a strong connection to its home of Switzerland. Its headquarters are where the value is added and where most of our employees work. All products bear a quality seal that stands for «Swiss Made», among other things, which is associated with expertise, quality, tradition and being grounded approach all across the world. These are the core values as a business – values embodied by the company and its products.
KELLER Pressure is certified according to ISO 9001. This ensures the traceability of the measured variables to national standards.
KELLER Pressure Subsidiaries
At home anywhere in the world
As a company that operates on an international scale, KELLER Pressure is represented at a number of locations around the globe. Because we are committed to offering the best service to our customers, you will always receive advice in your local language. KELLER Pressure has fourteen branches in Europe, Asia and the USA. Various representatives and distributors also support our branches in other countries.

Technology and Production
Piezoresistive pressure measurement technology made in Switzerland
KELLER Pressure produces 1.3 million high-quality measuring cells every year, which, in addition to direct sales, also refine all KELLER Pressure consumer products. The focus is on high quality for both standardised and customised solutions. The entire value chain, from the production of the individual parts to the calibration of the sensor and the final inspection of the finished products, takes place at the headquarters in Winterthur.

Values and Vision
Strong roots meet sustainable development
KELLER Pressure strives not just to meet individual customer requirements, but also to ensure that the company develops in a sustainable way. This is underpinned by our commitment to promoting the independent development of our employees in both the personal and the professional realm.

Responsibility
Added value – by people, for people
KELLER Pressure focuses on strong networking and wants to be a company by and for people that not only acts as a financial backer, but also creates sustainable added value. KELLER Pressure places a special focus on projects that give people an opportunity for development.