The best experience with transformers

Our complete package of commitment, quality, flexibility and speed is impressive. Our services and products – Made in Germany – are recommended across the globe.

C5-, E4- and F1-certified

„HTT transformers are used across the globe. We do our best to achieve this together.“

Viviana Pantaleo
Purchasing department at HTT

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„What drives me? Innovative technology. We use state-of-the-art software to design transformers for every application.“

Sören Hasselberg
Technology department / construction at HTT

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„At HTT, I appreciate the opportunities for development and growth. Not only for our products, but also for us personally.“

Yujie Zhong
Technology department at HTT

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„For me, enjoying my work means overcoming challenges. Every day.“

Sergiy Fomin
Assembly department at HTT

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„Every transformer is unique. Just like the requirements of our customers.“

Mehran Tahir
Technology department at HTT

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„Our production process is based on experience and expertise. We can rely on that.“

Matthias Bittmaier
Test Bay department at HTT

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„Can change become a habit? I believe it can – because no one day is like any other at HTT.“

Marius Zyntek
Winding department at HTT

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„At HTT we all work hand-in-hand. It doesn’t matter how unique our customers’ wishes are – we tackle each project as a team.“

Mario Strüber
Casting department at HTT

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Viviana Pantaleo
Sören Hasselberg
Yujie Zho
Glücklicher HTT Mitarbeiter

The right transformer
whatever the task

Individually developed or proven standard solutions – we deliver excellent quality in a continuous performance range of 100 kVA to 20 MVA and up to a voltage of 52 kV. Just contact us and tell us what you need – we look forward to hearing from you!

HTT short and sweet

Take a quick look at an overview of our products.


Individual customised products for extraordinary application conditions.
Planned in detail, and designed and manufactured precisely to your criteria – our engineers from the development and sales departments turn your requirements into technical solutions.

To engineering