
Hydrogen Technology
TriVAX valve actuators have a piping-free design with a closed and precharged hydraulic system which makes it unique. Thereby it provides a compact design, lowest maintenance costs and a very simple and quick installation.
TriVAX actuators are certified for installation in potentially explosive atmospheres which also contain Hydrogen.

What tasks are performed with TriVAX technology?
Valve actuators with closed hydraulic systems suitable to operate linear and quarter turn valves in On-Off or positioning mode with SIL certified safety function.
Why TriVAX technology?
- In TriVAX influences of the environment on the hydraulic fluid are eliminated which leads to long maintenance periods, safe fail-safe functionality and reliable operation.
- The closed and precharged hydraulic system allows the installation of actuator in any position.
- All settings can be done without opening housings or hatches.
- TriVAX allows flexible diagnostic options during the process.
- TriVAX is certified for the complete actuator to be used in all potentially explosive atmospheres.
Related HOERBIGER products:

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