Power Transformer Products

220kV Grid Power Transformer

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110kV Substation Transformer

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35kV Power Transformerfor Industrial Power Systems

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Oil Immersed Distribution Transformer

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Safe Dry Type Transformerfor Indoor Applications

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Outdoor Enclosure-type Substation

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About Us

Henan Diteli Electric Co., Ltd manufactures medium- and high-voltage transformers for global power projects. With 30 years of experience and 50 million kVA annual capacity, we serve utilities, EPC contractors, and industrial power systems worldwide. Our solutions support substations, renewable energy plants, and industrial power distribution systems. All transformers are built to IEC standards and certified by ISO, CE, and CQC.

Key Products

  • Oil-immersed transformers (11kV, 22kV, 33kV up to 220kV)
  • Dry-type transformers (up to 66kV)
  • PV energy storage transformers
  • Combined substations
Contact Us

30+ years

Of Industry Experience

36,000 m2

Factory Area

30,000,MVA

Annual Productivity

30+

Country of Export

220KV

HV Power Distribution

Why Choose Diteli

• Up to 220kV transformer solutions
• IEC / ISO / CE certified manufacturing
• Custom transformer design for projects
• 24-hour engineering response

Request a Transformer Quotation

Global Power Project Cases

09 Feb 2026

High-Performance 22kV Dry-Type Transformer Supports Czech BESS Development

Project Background As the Czech Republic accelerates its development in renewable energy, large-scale Battery Energy Storage Systems (BESS) have become essential for improving g...

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09 Feb 2026

Diteli Electric Provides 35kV Oil-Immersed Transformer for Nigerian Industrial Park

Project Background Industrial parks in Nigeria often operate under high temperature, humidity, and dusty conditions, coupled with frequent voltage fluctuations in the power grid...

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09 Feb 2026

35kV Transformer Project Completed in Ukraine

Project Background As part of a grid expansion and modernization project in a region of Ukraine, Diteli Electric supplied a 35kV main transformer, serving as a core component of...

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