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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

ZTelec YuGuangto Exhibit at ELECTRICAL NETWORKS OF RUSSIA 2025 — Showcasing High-Efficiency Transfor

ELECTRICAL NETWORKS OF RUSSIA 2025 — Visit ZTelec YuGuangin Moscow from December 2–4 to explore high-efficiency transformers, insulation materials, and advanced power system solutions for the modern energy sector.

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Professional Customized Box-Type Substation Manufacturer | Durable, Safe, and Energy-Efficient Power

Leading customized box-type substation manufacturer offering durable, safe, and energy-efficient power distribution solutions for industrial, commercial, and renewable energy systems.

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Understanding the 1600 KVA Oil Type Transformer: Design, Efficiency, and Applications

Explore the design, efficiency, and applications of the 1600 KVA oil type transformer. Learn how oil-immersed transformers ensure reliable power distribution for industrial, commercial, and utility networks.

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10kV Oil-Immersed Transformer: Oil Replacement or Filtration? Chromatographic Analysis Explained

Should a 10kV oil-immersed transformer be re-oiled or filtered? This article explains oil aging mechanisms, chromatographic analysis, and decision standards to help ensure safe and reliable transformer operation.

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20kV Dry-Type Step-Up Transformer for Solar PV Applications | Compact Design and Low Loss

The 20kV dry-type step-up transformer provides high efficiency, low losses, and fire-safe operation for solar PV systems. Ideal for rooftop, utility-scale, and hybrid renewable power applications.

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Complete Guide to Dry-Type Transformer Models: Latest Models and Technical Trends

Complete Guide to Dry-Type Transformer Models: Explore the latest dry-type transformer models, technical specifications, and future trends. Learn about epoxy cast, H-class insulation, and smart dry-type transformers for efficient and safe power systems.

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