Distribution
Oil-Filled Transformers
Durable, efficient transformers for standard grids, utilities and infrastructure projects.
Transformer Solutions — Europe
Precision-built transformers for renewable energy, industrial infrastructure and public utilities — engineered to IEC 60076, delivered across the continent.
Four core product lines, one standard of precision — engineered in Emmen and delivered across Europe.
Distribution
Durable, efficient transformers for standard grids, utilities and infrastructure projects.
Indoor · Fire-safe
Fire-safe and eco-friendly — ideal for indoor use, public buildings and demanding environments.
High Voltage
Built for high-voltage transmission and large-scale energy infrastructure projects.
24/7 · EU-wide
Preventive maintenance, professional repair and lifetime performance optimisation.
From grid-scale storage to offshore wind — the environments Protrafo is engineered for. From grid-scale storage to offshore wind — keep scrolling to move through the sectors we power.
The backbone of grid-scale batteries and high-power EV charging — engineered for reliable power conversion.
Compact transformers with efficient heat dissipation and plug-in bushings for quick, secure grid integration.
Purpose-built for wind and solar, onshore and offshore — maximising efficiency in every environment.
Certified traction transformers built to withstand demanding rail conditions across European networks.
Marine-grade units built for corrosion resistance and reliable shipboard and offshore operation.
Transformers that integrate with digital monitoring and renewable sources to power connected urban grids.
Rapid production and shipping — your transformer arrives on schedule, every time.
Every unit designed and manufactured to the international standard for safety and performance.
A dedicated service team, available around the clock across the entire European Union.
Industry-leading coverage backing the quality of every transformer we build.
Proven engineering with a genuine European footprint — and a service team that responds fast, wherever your project is.
Every transformer is tested, certified and shipped with the paperwork to prove it — so what you specify is exactly what you energise.
Each transformer completes full routine testing before it leaves our factory. No exceptions.
Temperature-rise, short-circuit and dielectric tests available on request — witnessed if you wish.
You receive the complete factory acceptance test certificate with each transformer we deliver.
Up to a five-year warranty, ex-stock units and rapid EU-wide delivery — backed 24/7.
Distribution, cast-resin and power transformers delivered across Europe — and the people who specified, installed and serviced them.
Protrafo delivered our distribution units ahead of schedule and the factory test reports were spotless. Talking to the same engineers from quote to commissioning made all the difference.
We needed cast-resin units for an indoor substation on a tight grid-connection deadline. They engineered to our exact impedance and shipped from European stock — energised on time.
A reliable partner for our industrial retrofit. Real people who pick up the phone, clear IEC 60076 documentation, and 24/7 service we have actually had to use — and it worked.
No call centres, no layers. You talk directly to the specialists who engineer, build and service your transformer — which is why we typically respond within one business day.
07 — Start your project
Our specialists help you find the right transformer for your project — and typically respond within one business day.
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