Reliable Power Transformer Solutions for Industrial & Utility Applications

Our Products

Designed for heavy-load industrial and utility applications with reliable long-term operation.

Oil-based cooling system ensures excellent heat dissipation and extended equipment lifespan.

Available for OEM, EPC projects with flexible specifications and global delivery support.

Ideal for indoor environments such as factories, buildings, and data centers.

No oil leakage risk, reduced maintenance cost, and environmentally friendly operation.

Space-saving design suitable for modern industrial and commercial applications.

Ensures stable operation with effective circuit control and fault protection.

Supports HV, MV, and LV systems for various industrial and utility applications.

Robust design for continuous operation in demanding industrial environments.

About Us

At WONZH, we are committed to delivering reliable power transformer and electrical equipment solutions for industrial and utility applications worldwide.

With years of experience in supplying oil-immersed power transformers, dry-type transformers, and high & low voltage switchgear, we support OEM manufacturers, EPC contractors, and MRO buyers with stable, efficient, and project-ready products.

We understand that power systems are critical to every operation. That’s why we focus on:

  • Quality-driven manufacturing and strict testing standards
  • Flexible customization based on project specifications
  • Stable supply capability with global delivery support

At WONZH, we are not just a supplier —
we are your practical partner in power infrastructure and industrial systems.

Powering Industrial Systems with Reliable Solutions

We Provide Professional Power Transformers & Electrical Equipment for Industrial and Utility Applications

WONZH is an independent industrial supplier focused on power transformers and electrical distribution equipment for global markets.

Extensive knowledge and expertise in all facets of vehicle, commercial and residential areas.
With strong expertise in oil-immersed transformers, dry-type transformers, and high & low voltage switchgear, we support a wide range of industries including manufacturing, energy, infrastructure, and renewable power systems. We are your reliable partner in power solutions. Our experienced team delivers stable performance, flexible customization, and efficient global supply for OEM projects, EPC contractors, and MRO requirements.
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Why choose us

Built for Performance. Delivered with Confidence.

Certified Industrial Supplier

Our products are manufactured and tested under strict quality standards, ensuring reliable performance and compliance with industrial requirements.

Efficient Response & Logistics

With stable production and supply capability, we ensure quick response and on-time delivery for global projects and urgent requirements.

Engineering & Application Assistance

We work closely with customers to ensure every solution meets real project needs, from selection to application support.

Proven Knowledge in Power Systems

We continuously improve our technical capabilities to deliver practical, reliable, and cost-effective solutions for industrial and power applications.

Rated 4 out of 5

4.8

Our average customer rating is 4.8 / 5 based on 2,549 reviews

What Our Customers Say

WONZH provided reliable transformer solutions for our substation project. The equipment performance has been stable, and delivery was on schedule. A dependable supplier for long-term cooperation.
We sourced dry-type transformers and switchgear for our factory upgrade. The technical support was professional, and the products matched our specifications perfectly. Smooth communication and efficient service.
We work 24/7

Call +86 18510305688

Message Us

We are proud to support global industrial and power system projects with reliable solutions.