COMPANY INFO

Energy Transformer is dedicated to advancing carbon neutrality and peak carbon goals, focusing on the development of high-efficiency and intelligent power transformers. As a specialized power transformer manufacturer and solution provider, we integrate R&D, manufacturing, marketing, sales, and after-sales service to support the global energy transition.

Our core product offerings include power transformers and distribution transformers, including oil-immersed and dry-type units, designed for utility grids, renewable energy projects, industrial power systems, and substations, and widely applied in the electric utility, renewable energy, infrastructure, and industrial sectors.

Energy Transformer has established a solid presence across China and has expanded its business to over 30 countries, including the United States, Russia, Spain, India, Mexico, Argentina, Jamaica, Guyana, Kazakhstan, Thailand, the Philippines, the UAE, Azerbaijan, Nepal, Vietnam, Uzbekistan, Ethiopia, Bangladesh, and Georgia.

We are committed to providing Convenient, Efficient, and High-quality services. From project consultation and transformer design to product delivery, technical support, and after-sales service, we provide complete lifecycle solutions that help clients enhance grid reliability, operational efficiency, and long-term sustainability.

In the power transformer sector, Energy Transformer boasts strong technical capabilities and a professional R&D team. The company focuses on product innovation, manufacturing excellence, and global market development, delivering high-performance, low-loss, and cost-effective transformer solutions to customers worldwide.

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Energy Transformer Factory - Leading Manufacturer of 6-500 kV Power Transformers in China
Energy Transformer Factory Tour - Leading Manufacturer of 6-500 kV Power Transformers

Transformer Manufacturing Facility

Located in the heart of Jiangsu, China, Energy Transformer's state-of-the-art manufacturing facility spans over 900 acres and is staffed by more than 2,000 dedicated employees, including over 300 highly skilled engineers.

Our factory is equipped with cutting-edge production lines, including fully automated silicon steel sheet cutting technology and advanced equipment for producing high-voltage enameled wire for transformers up to 500 kV. This technology ensures high precision and reliability in the production of every transformer.

We manufacture a broad range of transformers, from high-voltage power transformers to specialized solutions, offering complete end-to-end services. Our process covers everything from custom product design and material selection to manufacturing, testing, and after-sales support. Our ability to produce transformers with high-quality enamel wire and robust transformer enclosures ensures durability and exceptional performance in demanding environments.

At Energy Transformer, we emphasize precision engineering, strict quality control, and the use of high-quality raw materials to meet the highest industry standards. Our full supply chain integration enables us to maintain competitive prices while delivering high-performance transformers that meet the evolving energy needs of global markets.

Our factory-direct pricing ensures exceptional value without compromising quality, making Energy Transformer the ideal partner for large-scale and custom transformer projects.

We also offer specialized solutions including wind-solar-storage energy integration, and prefabricated substations, providing adaptable and sustainable power solutions for renewable energy projects. With our global certifications, such as UL, CE, CSA, and GOST, Energy Transformer delivers safe and compliant transformers that meet diverse industry requirements.

Explore our factory and learn more about how Energy Transformer can support your next transformer project.

Contact Us Today for a customized quote or more information on how we can serve your unique needs.

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Our Qualifications

Energy Transformer is a trusted global leader in the production of high-quality power transformers, including pad-mounted transformers, pole-mounted transformers, oil-immersed transformers, box-type transformers, and underground transformers. We hold prestigious certifications including UL, cUL, CSA, CE, and GOST, which ensure that our products meet the highest standards of safety, quality, and performance. With a voltage range of up to 500 kV and capacities from 15 kVA to 1200 MVA, our transformers are suitable for diverse applications in residential, industrial, and utility sectors. Our state-of-the-art manufacturing facilities in China, equipped with advanced technology and strict quality control procedures, guarantee reliable and efficient power solutions for customers worldwide.

Certified China transformer supplier with complete quality certification, manufacturing oil, box, and underground transformers.
Leading transformer factory in China with GOST, CE, and UL certifications, producing oil-immersed and box-type transformers.
Power transformer production base in China with international certificates for oil, box, underground, and switchgear transformers.
Energy Transformer – Top certified factory in China with ISO9001, GOST, CE, and UL certifications for oil and box transformer manufacturing.
Transformer manufacturing plant in China certified by GOST, CE, and UL for high-quality oil and special transformers.
High-voltage power transformer manufacturing factory in China with complete certifications and quality control.
GOST, CE, UL approved Energy Transformer brand – China factory producing oil-immersed and underground transformers.
GOST, CE, UL approved Energy Transformer brand – China factory producing oil-immersed and underground transformers.
Certified transformer factory in China – Energy Transformer brand oil-immersed, box-type, and underground transformers with CE, UL, and GOST certifications.

Built Strong. Delivered Fast. Powered Globally

Energy Transformer specializes in high-quality power transformers ranging from 15 kVA to 1200 MVA and voltage classes from 6 kV to 500 kV. With fast production, global shipping, and certifications like UL, cUL, CSA, CE, and GOST, we deliver reliable transformer solutions for industrial, utility, and commercial applications across North America, South America, Europe, and Asia.

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Main Transformer Products

Our ultra-high voltage power transformers are designed to handle the most demanding energy applications. These transformers ensure reliable power transmission for industries and utilities worldwide.

  • Available Voltages: 500kV, 400kV, 330kV, 220kV, 110kV

  • Applications: High-voltage transmission systems, grid integration, energy distribution

We offer a variety of medium and low voltage transformers to suit commercial, industrial, and residential power needs. These include energy-efficient dry-type transformers, oil-immersed transformers, and more.

  • Types: Dry Type, Oil-Immersed, Amorphous Alloy, Wind-Solar-Storage, Prefabricated Substations

  • Applications: Commercial buildings, residential areas, renewable energy projects

Energy Transformer's pad-mounted transformers are built for safe, efficient power distribution in urban and suburban settings. We provide both single-phase and three-phase options.

  • Types: Single Phase, Three Phase

  • Applications: Urban power distribution, residential and industrial power supply

Our pole mounted transformers offer a space efficient solution for rural and industrial power distribution. These transformers are available in single phase and three phase configurations.

  • Types: Single Phase, Three Phase, Rural Distribution, Industrial

  • Applications: Rural and industrial power supply, overhead distribution systems

Energy Transformer offers European-style compact substations and ring main unit substations that provide efficient and reliable energy solutions for various applications.

  • Types: Compact Substations, Ring Main Unit Substations

  • Applications: Urban infrastructure, high-density areas, utilities

Our distribution transformers offer dependable power solutions for both commercial and residential applications. Available in oil-filled and dry-type configurations, they meet diverse needs for safe energy distribution.

Types: Single Phase, Three Phase, Oil-Filled, Dry Type

Applications: Residential areas, commercial spaces, utility grids

Energy Transformer provides versatile substation transformers including mobile, prefabricated, and outdoor substation designs. Ideal for energy infrastructure projects.

  • Types: Prefabricated Substations, Mobile Substations, Outdoor Substations, Data Center Substations

  • Applications: Industrial, utility, and data center power needs

These transformers provide high-quality isolation and voltage stabilization for sensitive equipment, offering protection from power surges and irregularities.

  • Types: Isolation Transformers, Control Transformers, Voltage Stabilizers, Frequency Converters

  • Applications: Manufacturing plants, sensitive equipment protection, industrial control systems

We offer a range of grounding and power grid stabilization transformers, ensuring the safety and stability of power distribution systems.

  • Types: Grounding Transformers, Arc Suppression Coils, Neutral Grounding Reactors

  • Applications: Grid protection, power network stability, electrical safety

Energy Transformer provides high-power transformers specifically designed for the energy-intensive needs of Bitcoin mining operations.

  • Types: Mining Transformers, High Power Bitcoin Mining Transformers

  • Applications: Cryptocurrency mining, data centers, high-demand power environments

We manufacture transformers designed to support rectifier circuits and power electronics applications. Ideal for high-tech industries and renewable energy systems.

  • Types: Rectifier Transformers, Power Electronics Transformers

  • Applications: Industrial automation, energy storage, power conversion

Our industrial special transformers are custom-built for unique power requirements in various sectors including steel manufacturing, mining, maritime, and railway systems.

  • Types: Electric Furnace Transformers, Mining Transformers, Marine Transformers, Railway Traction Transformers

  • Applications: Heavy industry, transportation, maritime operations