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Premium Power & Distribution Transformers

Qingdao Junengda Electrical Co., Ltd. is a high-tech enterprise specializing in power transmission products, integrating R&D, manufacturing, sales, and service. Designated supplier for Fortune 500 companies.

Junengda Transformer Manufacturing Facility
220kV Power Transformer by Junengda

About Qingdao Junengda Electrical

Qingdao Junengda Electrical Co., Ltd. is a high-tech enterprise specializing in power transmission products, integrating research and development, manufacturing, sales, and service. As a designated supplier for Fortune 500 companies, we deliver optimized electrical solutions tailored to client needs.

Equipped with advanced production facilities, top-notch R&D capabilities, seasoned senior engineers, and a robust after-sales support system, we ensure every transformer meets international standards for safety, efficiency, and durability.

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High Voltage Expertise

Transformers rated up to 220 kV

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Full-Service Support

From consultation to after-sales

Our Transformer Products

We manufacture a wide range of high-quality transformers for civil, industrial, and infrastructure applications. From compact substations to 220 kV power transformers, our products ensure reliability and performance.

200 kVA Dry-Type Transformer

200 kVA Dry-Type Transformer

Epoxy resin cast, 10 kV class, ideal for indoor installations in commercial buildings.

15 kV Oil-Immersed Transformer

15 kV Oil-Immersed Transformer

High-efficiency cooling, suitable for outdoor power distribution networks.

500 kVA Pad-Mounted Transformer

500 kVA Pad-Mounted Transformer

Weather-resistant enclosure, perfect for urban and residential power distribution.

Compact Substation 630 kVA

630 kVA Compact Substation

Integrated design with switchgear, transformer, and protection systems.

220 kV Power Transformer

220 kV Power Transformer

High-capacity transmission transformer for national grid and industrial plants.

11 kV Dry-Type Distribution Transformer

11 kV Dry-Type Distribution Transformer

Epoxy resin cast, flame-retardant, safe for hospitals and schools.

35 kV Dry-Type Transformer

35 kV Dry-Type Transformer

Three-phase epoxy resin cast, designed for heavy-duty industrial use.

1250 kVA Compact Substation

1250 kVA Compact Substation

Complete prefabricated solution for fast deployment in infrastructure projects.

Why Choose Junengda?

We combine cutting-edge technology, rigorous quality control, and customer-first service to deliver transformers that power the future.

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Comprehensive Services

  • Technical consultation & support
  • Factory tours and demonstrations
  • Warranty and after-sales service
  • Custom design and engineering
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Global Reach

Trusted by Fortune 500 companies worldwide. Our transformers are deployed across continents in power plants, hospitals, schools, and infrastructure projects.

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R&D Innovation

Pioneering epoxy resin casting, low-loss core design, and smart monitoring integration for next-generation transformer performance.

220 kV
Max Voltage Level
50-232 kV
Special Transformers Range
6–35 kV
Oil-Immersed Range
Fortune 500
Designated Supplier

Frequently Asked Questions

What is the difference between oil-immersed and dry-type transformers?

Oil-immersed transformers use insulating oil for cooling and insulation, ideal for outdoor use. Dry-type transformers use epoxy resin and are safer for indoor environments like hospitals and schools.

Can Junengda provide custom transformer designs?

Yes, we offer tailored solutions based on voltage, capacity, environmental conditions, and application requirements. Our R&D team supports full customization.

Do you offer international delivery and support?

Yes, we export globally with comprehensive logistics and after-sales service, including technical guidance and maintenance support.

What certifications do your transformers have?

Our products comply with IEC, GB, and other international standards. We follow strict quality control throughout manufacturing.

Get in Touch

For inquiries, technical support, or factory visits, contact us directly through our official channels.

Contact Information

  • 📱 Mobile/WhatsApp: +86-18140000678
  • 📧 Email: [email protected]
  • 💬 Facebook/Messenger: Junengda Jake

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