A Specialist in Transformer Cooling
Focused exclusively on pressed-steel panel radiators for oil-immersed transformers—engineered in China, supplied worldwide.
Built Around One Product, Done Well
LEOtherm (LEOtherm Trading (Suzhou) Co., Ltd.) is a China-based manufacturer dedicated to transformer panel radiators. By concentrating on a single product family, we have refined our forming, welding, testing and surface-treatment processes to deliver radiators that meet the dimensional and thermal demands of modern transformer designs.
Our commercial base in Suzhou coordinates international sales and documentation, while our production facility in Changge, Henan—a region with a strong electrical-equipment manufacturing cluster—handles forming, welding, testing and coating. This structure lets us serve export customers with responsive communication and controlled manufacturing.

Certifications & Standards
We build to recognized standards and are transparent about our current certification status.
Radiators manufactured in reference to the Chinese industry standard for transformer panel radiators.
Designed to support temperature-rise performance aligned with IEC 60076-2 and IEEE C57.12.00.
Our quality management system is being aligned to ISO 9001 practice; certification is in progress.
LEOtherm Trading (Suzhou) Co., Ltd. is currently completing business registration; company registration and patents are in progress. We provide material test reports, inspection data and factory documentation on request.
Send us your drawings or transformer ratings and our engineering team will respond within 24 hours with a detailed technical proposal.