Scotch Yoke Actuators

The AVAMO Scotch Yoke Actuators were developed for both open/close and other divers regulating operations. The design accommodates modular assembly and provides lasting durability with minimal service requirements.


Symmetrical or asymmetrical Scotch Yoke Lever

Control pressure actuator:
Pneumatic up to 12 bar | Hydraulic up to 210 bar | Natural gas up to 200 bar

Up to 600.000 Nm

Temperature range:
-20°C to + 100°C | -40°C to + 100°C | -60°C to +80°C

Service free corrosion protected welded case construction

Cylinder with nickel plated running surfaces against corrosion providing a long lifetime for gaskets

Single- or double-acting

End stop:
Adjustable leak free end stops +/- 5°

Available options:
Manual emergency activation | Operating time <0,5 seconds | Sour gas-version

- ATEX 94/9/EG
- PED 2014/68/EU
- TR-TS Approval
- Applicable up to SIL 3 as per. IEC 61508
- Machine directives 2006/42/EG

AVAMO Quality

Consistent quality control is crucial in our branch. This is why our entire manufacturing process is constantly being monitored by an employee using state of the art measuring devices. All products are subjected to 100% control.

  • DIN ISO 9001:2008
  • Welding certificate
  • Pressure equipment directives 97/23/EG
  • ATEX 94/9/EG
  • SCC


Our experienced service technicians are available globally for a diverse variety of services.

  • 24 hour standby
  • On site installation und commissioning
  • Spare parts management
  • Servicing / Service contracts
  • On-site training
  • In house training in our own training center

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