Main applications

  • Advanced treatment / 3.stage
  • Bio. treatment / 2.stage
  • Biofuels
  • Biogas
  • Chemical industry
  • Desalination
  • Drainage pump stations
  • Fire fighting and sprinkler systems
  • Flue gas desulphurization (FGD)
  • Food and beverages
  • General Processes
  • Groundwaterlevel (mining/buildings)
  • Heat transfer, Cooling circuits
  • Industrial waste water
  • Industry engineering
  • Irrigation
  • Lake, Damwater extraction
  • Marine
  • Mech. treatment / 1.stage
  • Municipal waste water
  • Odour removal
  • Pressure Drainage
  • Sea -& Riverwater Extraction
  • Sewage treatment plants
  • Sludge treatment
  • Special processes
  • Steel
  • Sugar
  • Surface treatment
  • Suspended solids treatment
  • Systems
  • Waste water
  • Waste water transport
  • Water Extraction
  • Water supply
  • Water works
  • Watertransport
  • Watertreatment
  • Well


Piston actuator in heavy-duty design for mounting on valves with a linear stem movement (globe valves, diaphragm valves and gate valves). Actuator flange to DIN/ISO 5210. Available in single-acting spring-to-close or spring-to-open design, or double-acting air-to-open/air-to-close design; suitable for mounting limit switches or positioners to suit customer requirements, factory-mounted. Settings are adjusted during factory test run.


Building services, industry, power stations, the food and beverage industries and the chemical industry. The pneumatic actuators can also be used in potentially explosive atmospheres.

Further technical information about SISTO-LAP

Overview of technical data

Actuator effect Double-acting
Manual override for actuator Yes
Type of control On / Off function
Actuator movement Translatory motion
Max. perm. temp., control press. medium 80.0 (°C)
Min. control pressure 6.0 (bar)
Max. ambient temperature, actuator 80.0 (°C)
Min. ambient temperature, actuator -20.0 (°C)
Actuator position feedback No
Max. closing force [N] 80000.00