Hitachi Energy offers the world’s broadest portfolio of safe and reliable transformer insulation and components, designed to meet the evolving needs of the power industry. Transformers are essential components of our electric power infrastructure, and their components—such as bushings, tap changers, insulation materials, accessories, and other consumables—play a critical role in ensuring reliable and safe operation.
We continually address major transformer technology trends and market challenges with innovative products that meet or exceed today’s demanding standards. As a leading component manufacturer, Hitachi Energy invests in research and development to deliver competitive solutions that enhance equipment safety, power reliability, and efficiency, while minimizing environmental impact.
For over 100 years, we have been the supplier of choice for original equipment manufacturers and distributors of power and distribution transformers. Our comprehensive range of products and services supports everything from replacements to upgrades—mechanical to digital—ensuring that we meet the diverse needs of an evolving industry.
Why Transformer Insulation Matters
High-quality insulation safeguards transformers against extreme electrical, thermal, and mechanical stresses. This protection extends the life span of equipment and minimizes downtime, making insulation a cornerstone of power system stability.
Our comprehensive range of components and insulation
Transformer Insulation and Components Portfolio
Why choose our Transformers Insulation and Components solutions
High dielectric strength ensures safe and efficient transformer operation under demanding conditions.
Bushings and tap changers maintain voltage control and system resilience.
Components withstand extreme temperatures and mechanical stress for long-lasting reliability.
Designed to meet global standards while minimizing environmental impact.
Frequently Asked Questions (FAQs) about Transformer Insulation and Components
Find quick answers to common questions about transformer insulation and components, their role in ensuring reliability, and how Hitachi Energy’s solutions support safe and efficient power systems.
They include bushings, tap changers, pressboard, and polymeric insulators that ensure safe and reliable transformer operation.
Insulation protects transformers from electrical and thermal stress, extending their service life and maintaining grid stability.
Common materials include pressboard, insulation paper, fiber composites, flexible laminates, and resin-impregnated glass fiber.
They provide high dielectric strength and mechanical durability, reducing failure risks and enhancing system performance.
Our products combine advanced materials and innovative designs to meet global standards, improve safety, and minimize environmental impact.
They are used in power and distribution transformers across industries, including renewable energy, utilities, and manufacturing.
Bushings enable safe current conduction, while tap changers regulate voltage under varying load conditions.
It provides superior thermal and mechanical strength, ensuring insulation integrity under extreme conditions.
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