China Top Medium Voltage Transformer Manufacturer & Exporter

Empowering Global Grids with High-Efficiency 10kV-35kV Power Solutions

Industry Whitepaper: The Evolution of Medium Voltage Transformers

In the current global energy landscape, the Medium Voltage (MV) Transformer stands as the critical nexus between high-voltage transmission and localized consumption. As the world pivots toward decarbonization and decentralized energy resources (DERs), the demand for high-performance, low-loss transformers has reached an unprecedented peak. Henan Pirooz Power Co., Ltd., a leading Chinese manufacturer, is at the forefront of this technological shift, delivering engineering excellence that meets the rigorous standards of the international power market.

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Global Grid Modernization

Aging infrastructure in North America and Europe is driving a massive replacement cycle. Utilities are seeking MV transformers that offer IoT integration for real-time health monitoring.

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Renewable Integration

Wind and Solar farms require transformers capable of handling harmonic distortions and bi-directional power flows. Our custom dry-type and oil-immersed units are optimized for 35kV renewable grids.

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Energy Efficiency (Ecodesign)

Stricter regulations like the EU Ecodesign and US DOE standards are making high-efficiency amorphous alloy cores the industry standard for reducing no-load losses.

Henan Pirooz Power Co., Ltd.

Henan Pirooz Power Co., Ltd. is a comprehensive electrical power equipment manufacturer integrating research and development, engineering design, production, sales, and after-sales service. The company specializes in customized solutions for power transformers and complete sets of transmission and distribution equipment, providing reliable and efficient electrical products for global energy infrastructure projects.

The company operates a modern manufacturing facility with a complete production system covering product design, precision machining, assembly, and full electrical testing. Equipped with advanced production lines and strict quality control procedures, Henan Pirooz Power Co., Ltd. ensures that all products meet international standards and customer-specific technical requirements, maintaining high performance, safety, and durability.

Core Capabilities

  • ✓ 10kV–35kV Oil-Immersed
  • ✓ SCB10-15 Dry-Type
  • ✓ Amorphous Alloy Cores
  • ✓ Custom Rectifier Solutions
  • ✓ On-Load Tap Changing

China Factory 4.0: Supply Chain & Efficiency

The competitive advantage of Chinese transformer manufacturing has shifted from "cost-focus" to "value-and-innovation-focus." At Henan Pirooz Power, our Factory 4.0 initiatives integrate automated core stacking, precision winding machines, and vacuum drying chambers to ensure 99.9% consistency in coil insulation and magnetic flux density.

99.9%

Product Reliability

30%

Lower Energy Loss

24/7

Supply Chain Monitoring

50+

Export Countries

Supply Chain Resilience: By situating our manufacturing hub in Henan, we leverage a vertical supply chain—ranging from raw silicon steel and electrolytic copper to advanced epoxy resins. This proximity reduces lead times for global buyers, ensuring that large-scale infrastructure projects stay on schedule despite global logistics volatility.

State-of-the-Art Production Facility

Cutting
Precision Cutting
Bending
Automated Bending
Spray painting
Eco-Friendly Spray Painting
Soldering
High-Precision Soldering
Assembling
Core-Coil Assembly
Finished product
Final Product Assembly
QC
Strict Quality Control
Warehouse
Global Logistics Warehouse
Mechanical arm
AI Robotic Arms
Laser cutting
Laser Cutting Machine
Painting line
Automated Coating Line
Bending machine
CNC Bending

Localized Application Scenarios

🏢 Smart City Infrastructure

Compact substations (European & American style) integrated into urban landscapes, providing safe power for residential high-rises and commercial complexes with minimal footprint.

🏭 Heavy Industrial Plants

Our furnace and rectifier transformers are designed for the high-current demands of metallurgy and chemical processing, featuring enhanced thermal stability.

☀️ Renewable Power Hubs

35kV step-up transformers specifically engineered for solar PV inverters and wind turbine nacelles, capable of withstanding harsh environmental conditions.

Global Reach & Sustainable Future

Its core product range includes 10kV–35kV oil-immersed power transformers (such as S11, S13, S14, and S20 series), dry-type transformers (including SCB10, SCB11, SCB13, and SCBH15 series), as well as on-load tap-changing transformers, rectifier transformers, and furnace transformers. These are widely used in power utilities and heavy industries requiring stable and efficient energy distribution.

With a growing international footprint, Henan Pirooz Power Co., Ltd. has exported its products to multiple countries and regions worldwide, building long-term partnerships across global energy markets. Looking ahead, the company is committed to innovation, energy efficiency, and smart manufacturing development, aiming to become a globally recognized provider of advanced power equipment solutions.

Frequently Asked Questions (FAQ)

🔹 How do I choose between Dry-Type and Oil-Immersed Transformers?

Dry-type transformers (SCB series) are ideal for indoor environments like office buildings or hospitals where fire safety is paramount. Oil-immersed transformers are typically more cost-effective for outdoor, high-capacity utility grids and offer superior cooling performance for heavy industrial loads.

🔹 What is the benefit of an Amorphous Alloy Core?

Amorphous alloy cores reduce no-load losses by up to 70-80% compared to traditional silicon steel. This leads to significant long-term operational savings and supports green energy certifications.

🔹 Do your transformers meet international standards like IEC or ANSI?

Yes, all Henan Pirooz Power products are manufactured in compliance with IEC 60076 standards. We also provide customized designs to meet specific regional requirements such as IEEE/ANSI for the Americas or AS/NZS for Oceania.

🔹 What is the typical lead time for a custom MV transformer?

Depending on the KVA rating and customization level, standard lead times range from 4 to 8 weeks, supported by our robust integrated supply chain in China.