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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 Transformers: Quality and Service You Can Trust

Founded in 1958, Henan Ztelec Electric Technology Group (ZTELEC Group) designs transformers to meet international standards. We ensure top performance and reliability, with quality assurance and excellent after-sales service. Choose ZTELEC for trustworthy transformers.

Experience

Years of experience in manufacturing high-quality, reliable transformers.

Quick Support

Full after-sales service to keep your transformers running smoothly.

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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

2025 Guide: 3300kVA 35kV Dry-Type Transformers for Industry

Explore the 2025 procurement guide for 3300kVA 35kV dry-type rectifier transformers. Learn about green energy policies, intelligent monitoring, certification standards, supplier evaluation, and cost control strategies for sustainable industrial power.

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6kV–10kV 500kVA Dry-Type Transformer: Price Guide, Influencing Factors, and Selection Tips

Discover the latest price range, key influencing factors, and expert purchasing advice for 6kV–10kV 500kVA three-phase dry-type transformers. Compare standard, high-efficiency, and special models.

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3300kVA 35kV Dry-Type Rectifier Transformer Selection Guide | Smart, Eco-Friendly, and High-Efficien

Explore how to select a 3300kVA 35kV dry-type rectifier transformer. Learn key specs, eco-friendly options, energy efficiency, and advanced technical features for optimal industrial performance.

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500kVA Dry-Type Transformer (6kV–10kV): What Factors Affect the Price?

Discover the key factors affecting the price of a 500kVA dry-type transformer (6kV–10kV), including technical specs, materials, brand, efficiency, and supply chain.

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Full Analysis of Oil-Immersed Transformer Capacity Parameters: No More Selection Difficulties

Learn how to select the right oil-immersed transformer capacity with this complete guide. Understand rated capacity, load rate, temperature rise, and more to avoid overloading or inefficient operation.

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How to Choose the Right 10–35 kV Rectifier Transformer for Industrial Power Systems

Comprehensive guide on selecting 10–35 kV rectifier transformers for industrial power systems—covering voltage levels, pulse types, K‑factor, cooling methods, protection, and real-world examples.

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