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Hitachi Energy's power transformers are key components in power networks. Their availability and longevity have a major impact on grid reliability and profitability. Hitachi Energy does not compromise on quality. We ensure that every one of our 20,000 delivered units has undergone rigorous full-acceptance testing. 

Hitachi Energy offers a complete range of power transformers and related components and parts. We have delivered more than 20,000 power transformers (over 2,600 GVA), including over twenty 800 kV UHVDC and over five hundred 735 - 765 kV AC units, to all major global markets. 

Our entire range is the result of our own research, development and manufacturing, which makes us unique in the industry. This has given us extensive experience in every relevant part of power transformer technology. Customers worldwide can securely rely on the quality and reliability of our products.

Why Hitachi Energy?

  • Pioneering technology – best short circuit record in the industry
  • Industry leading ‘Mean Time Between Failure Rate (MTBF)’
  • The complete customer service package (from quotation to energization)

Our Solutions

EconiQ™ Transformers

Co-creating for a sustainable energy future

TXpert™ Enabled digital power transformer

TXpert™ Enabled digital power transformer Control your future With changing energy sources and usage, reliable power is more important than ever – and this is exactly what the TXpert™ Enabled digital power transformer delivers.


A rupture resistant transformer solution

Transformers for floating applications

Floating substations and wind turbines are a rapidly emerging solution, for deep waters. Introducing even greater challenges for the already demanding offshore segment.​

Our Offering

Generator step-up (GSU) transformers

HVDC converter transformers

Shell transformers

Substation and system intertie transformers

Case Studies

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Find a channel partner

Hitachi Energy has a long heritage of strong, enduring and value-creating partnerships.

Our power transformers' videos


Hitachi Energy offers distribution and power transformers, dry-type and liquid-filled transformers as well as services, to be used in utility, industrial and commercial applications.

Liquid-filled Distribution Transformers

Transformer Insulation and Components

Special application transformers

Reactors and inductors

Transformer service

By customer segment

power plant engineer for substation
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