About Us

Who We Are

Electrical Transformer Factory In China

Founded in 2009, VoltMantle is dedicated to technology integration innovation, lean manufacturing management, and agile technical services. We provide customers with energy-saving and environmentally friendly dry type transformers, various oil-immersed transformers, single-phase transformers, and other special power transformers.

Our sales scope covers wide range industries, including railway, power, electronics, urban railway, hydropower, nuclear power, wind power, coal mining, telecommunications, construction, petroleum, chemical industry, aerospace, and more. Our products are exported to over 80 countries and regions, including Europe, Australia, Southeast Asia, the Middle East and Africa.

Product Qualification

98.9%

Energy Utilization

95%

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Products Certifications

How We Help Your Business

What Makes Us Different?

The company has obtained ISO 9001, ISO 14001, and ISO 45001 certifications. Our products, which meet IEC and relevant national standards, have been certified by the Product Quality Supervision and Inspection Center and have obtained CE certification, among others. Additionally, we have KEMA and CESI test reports for our large transformers.

We provide magnetic field simulation, thermal simulation, and noise simulation with an accuracy rate of 89% for magnetic field simulation, 93% for thermal simulation, and 92% for noise simulation, ensuring that products meet high standards of performance and stability at the design stage.

Production Area

Industry Experience

Countries Shipped

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“Their expertise in transformer design and manufacture is first-class. We have been using their products for many years, and they have always provided stable and reliable performance. ”

Adam Harris

"Their transformer quality has always been reliable, and we are delighted with their products and services. Their engineering team can customize solutions according to our needs, which has been very helpful."

Benjamin Davis

"Their transformers have stable performance, and we have hardly encountered any issues. Their engineering team is very professional and always responds promptly to our needs, providing effective solutions."

David Robinson

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