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Our products

Our transformers are designed according to international standards and delivered to customers with assured-quality and perfect after-sale services.

Dry type transformer

Environmental protection, safety, easy maintenance, noise and heat dissipation performance is relatively weak.

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Oil immersed transformer

Reasonable structure, excellent performance, diversity of cooling methods, wide application and environmental protection

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Special purpose transformer

High mechanical strength, low noise, small size, high insulation level, long life, resista

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Transformer accessories

Environmental protection, safety, easy maintenance, noise and heat dissipation performance is relatively weak.

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Why Choose Us

ZTELEC’s purpose is to create quality products and provide solutions to create value for customers.

Henan Ztelec Electric Technology Group (hereinafter referred to as ZTELEC Group) was founded in 1958, formerly known as the "state-owned Xuchang insulation materials General Factory" directly under the Ministry of Machinery of China (MMC). It was once one of the core enterprises in the production of national electrical insulation materials and electric components.

Experience

A great engineering and support team, great products, experience and expertise.

Quick Support

Let us know how we can help you improve reliability on your system.

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Case

The repurchase rate is as high as 90%, Always Reliable.
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Our products are designed to comply with the exacting technical demands of Electrical Distribution Network Operators throughout the world.

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Let’s Check Some Latest Blog

Latest Blog

What are the advantages of dry-type transformers in terms of energy conservation?

Dry-type transformers offer several advantages in terms of energy conservation. They eliminate the need for oil cooling, which reduces energy losses associated with oil circulation and maintenance. These transformers have lower no-load losses and better e

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Three Phase Pad Mounted Transformer : Efficient and Stable Power Solutions

Discover the benefits of Three Phase Pad Mounted Transformers for efficient and stable power solutions. Our guide covers key features, applications, and advantages of using pad mounted transformers in various industrial and commercial settings.

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What are the main application areas of oil-immersed power transformers?

Oil-immersed power transformers are predominantly utilized in various sectors for efficient voltage transformation and power distribution

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Noise control technology for dry-type transformers

Explore the latest advancements in noise control technology specifically designed for dry-type transformers. Learn how innovative solutions reduce operational noise, enhance performance, and improve the overall efficiency of transformer systems. Stay info

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Analysis of Six Common Faults in Dry-Type Transformers

Explore the analysis of six common faults in dry-type transformers, including causes, effects, and prevention methods. Understand the intricacies of transformer design and maintenance to enhance reliability and performance.

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What are the limits on the operating temperature of dry-type transformers?

Dry-type transformers are designed to operate within specific temperature ranges to ensure safety and efficiency. Typically, the maximum operating temperature for dry-type transformers is around 150°C to 180°C (302°F to 356°F), depending on their insulati

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