Transformers and substations

We are transformer experts. We have an unrivalled portfolio providing solutions that are internationally renowned, ensuring maximum reliability is obtained to extend the service life of transformers. With our brands we offer preventive maintenance and on-line monitoring solutions, providing diagnostics for conducting a proper risk management and optimising resources.

Morgan Schaffer

Leaders in analysing dissolved gases, oil testing and data management.

Doble Engineering

International leader in advanced electrical machinery diagnostics.


A leading manufacturer of fibre optic sensors for measuring the temperature of transformers.


Passive mechanical system designed to prevent transformer fires and explosions.


The most advanced transformer oil line drying solution.

Systems With Intelligence

Advanced remote monitoring systems.

Vogl Electronic

Monitoring of electric arcs in gas insulated substations (GIS).

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