Our products and services at a glance

SISTO Armaturen S.A. - Your specialist for diaphragm valves, actuators and swing check valves in industry, building services, sterile and energy processes


The complete range offering everything you need. For all applications in industry and process engineering.


Building Services

Diaphragm valves for drinking water installations for specialist suppliers, installation contractors and plant engineers.

Sterile processes

SISTO-C - our aseptic solutions for the pharmaceutical, food, beverages, and fine chemicals industry.


The diverse range for power plants and nuclear applications, from shut-off valves to vent valves.

Actuators / Automation

SISTO-LAD and SISTO-LAP – for valve automation SISTO provides the pneumatic actuators of the type series SISTO-LAD and SISTO-LAP.

Swing check valves

SISTO swing check valves are suitable for various applications in building services and industrial plants and are available in shorter sizes too.