Top 15 Dry Type Transformer Manufacturers
Introduction to Dry Type Transformer Manufacturers
Dry type transformers are widely used in commercial, industrial, and utility sectors. Unlike oil-filled transformers, dry type transformers use air for cooling. This makes them safer, cleaner, and more environmentally friendly. The demand for dry type transformer manufacturers has grown significantly in recent years due to the increasing focus on fire safety, low maintenance, and eco-friendly solutions.

In this article, we explore the top 15 dry type transformer manufacturers globally. These companies have built reputations based on innovation, reliability, and high-performance technology. If you’re looking for durable, efficient, and safe transformer solutions, understanding the strengths of each manufacturer will help you make an informed choice.
Why Dry Type Transformers Are in Demand
Dry type transformers do not use flammable liquids, making them ideal for indoor applications. They are commonly found in hospitals, data centers, schools, shopping malls, and renewable energy systems. With increasing global focus on clean energy and safety standards, the role of dry type transformer manufacturers has become more critical than ever.
Some advantages of dry type transformers include:
- No risk of oil leakage
- Low fire hazard
- Easy to install and maintain
- Environmentally friendly
- Quiet operation
Know more about Dry Type Transformer Types
Key Technical Insights
Dry type transformers are categorized by their insulation system. The most common types are vacuum pressure impregnated (VPI) and cast resin.
Type | Cooling Method | Typical Applications |
---|---|---|
VPI Transformer | Air/Natural Ventilation | Industrial and commercial systems |
Cast Resin Transformer | Encapsulated in resin | Wind turbines, tunnels, marine |
They are generally rated for voltages up to 36kV and can be custom-designed based on load and space requirements. Top dry type transformer manufacturers ensure compliance with international standards such as IEC 60076 and ANSI/IEEE C57.
Top 15 Dry Type Transformer Manufacturers
1. ABB (Hitachi Energy)
ABB is a global leader in electrical technology. It has a strong range of dry type transformers suitable for indoor and outdoor installations. Their cast resin transformers are highly efficient and offer excellent resistance to moisture, dust, and chemicals. ABB transformers are often used in renewable energy projects, mining operations, and large buildings.
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2. Siemens Energy
Siemens Energy is known for its innovation and engineering excellence. The company produces a variety of dry type transformers that meet the needs of industrial, utility, and infrastructure sectors. Their VPI transformers are ideal for demanding environments, offering durability and performance.
3. Schneider Electric
Schneider Electric is one of the most recognized dry type transformer manufacturers in the world. Their Trihal series of cast resin transformers are highly reliable and come with built-in temperature control systems. They are widely used in commercial buildings, metros, and renewable energy plants.
4. Eaton
Eaton provides VPI and cast resin dry type transformers known for high mechanical strength and thermal performance. The company focuses on energy-efficient designs and sustainability. Their transformers meet the requirements of critical industries like healthcare, data centers, and oil & gas.
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5. General Electric (GE)
GE offers a comprehensive line of dry type transformers designed for performance and flexibility. They provide solutions for both low-voltage and medium-voltage systems. GE’s transformers are particularly suitable for grid and substation applications.
6. TMC Transformers
TMC Transformers is a European manufacturer that specializes in cast resin and VPI transformers. Their products are known for low losses and high-quality insulation. They are often used in railways, renewables, and marine industries.
7. MGM Transformer Company
Based in the United States, MGM is a trusted name in dry type transformer manufacturing. Their product line includes distribution transformers, medium-voltage dry transformers, and custom designs. MGM focuses on quick delivery and customization, especially for commercial and industrial installations.
8. Hammond Power Solutions (HPS)
HPS is a North American leader in the design and manufacture of dry type transformers. They offer a broad range of VPI and encapsulated transformers for indoor and outdoor use. HPS transformers are widely installed in data centers, wastewater treatment plants, and industrial automation systems.
9. Kirloskar Electric
Kirloskar is one of India’s most established electrical equipment manufacturers. They offer high-quality dry type transformers with a focus on reliability, efficiency, and safety. Their transformers are popular in infrastructure projects, airports, and renewable energy sectors.
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10. Voltamp Transformers
Voltamp is another prominent Indian dry type transformer manufacturer. The company offers resin cast and VPI transformers designed for tropical conditions. Voltamp’s products meet both Indian and international quality standards and are widely used in power utilities.
11. Bharat Heavy Electricals Limited (BHEL)
BHEL is a government-owned company in India known for producing high-quality power equipment. Their dry type transformers are known for their robustness and longevity. BHEL’s transformers are commonly deployed in large government and utility projects.
12. Fuji Electric
Fuji Electric, a Japanese multinational, produces compact and energy-efficient dry type transformers. Their cast resin units are ideal for high-moisture environments. Fuji Electric also emphasizes sustainable design and advanced monitoring systems in their transformers.
13. Legrand
Legrand offers a range of compact and modular dry type transformers. Their products are designed for space-constrained environments like commercial buildings and control rooms. Legrand focuses on reliability, smart design, and quick installation.
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14. Trench Group (A Siemens Company)
Trench Group specializes in advanced transformer designs, including dry type transformers for niche applications. Their focus is on high voltage and specialized grid applications. Trench transformers are often used in substations and energy-intensive industries.
15. Jinpan International
Jinpan is a China-based manufacturer known for premium cast resin dry type transformers. The company has a strong international presence and supplies transformers for renewable energy systems, marine applications, and industrial plants. Their products conform to both IEC and ANSI standards.
Choosing the Right Dry Type Transformer Manufacturer
When selecting a dry type transformer manufacturer, consider the following factors:
- Voltage and Power Requirements: Make sure the manufacturer can design transformers matching your system needs.
- Environment: Choose between VPI and cast resin depending on whether your application is in a dusty, humid, or corrosive environment.
- Certifications and Standards: Always opt for manufacturers who comply with IEC, IEEE, and ISO standards.
- Customization and Support: Some manufacturers offer faster turnaround and better customer support than others.
Future Trends Among Dry Type Transformer Manufacturers
With global demand rising for safer and more energy-efficient equipment, dry type transformer manufacturers are investing in smart features. IoT-based monitoring, self-diagnostic functions, and better thermal designs are emerging trends. Manufacturers are also focusing on reducing transformer losses to meet stricter energy standards.
Moreover, renewable energy integration is becoming a major market. Dry type transformers are increasingly being used in wind farms and solar power plants due to their safety, lower maintenance, and adaptability.
Conclusion
Dry type transformer manufacturers are playing a vital role in building safer and more efficient power systems. From global giants like ABB and Siemens to regional leaders like Voltamp and Jinpan, each offers unique strengths. By understanding your application requirements and evaluating the technical features of different brands, you can make a smart investment in your electrical infrastructure.
Whether for a commercial building, industrial plant, or renewable energy project, choosing a reliable dry type transformer manufacturer ensures performance, safety, and long-term value.
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