Hitachi 90 MVA High-Voltage Power Transformer

Hitachi Energy 90 MVA three-phase oil-immersed transformer for 230 kV transmission lines, rated at 90,000 kVA. Fits HTS 8504.23.0045 as liquid dielectric with capacity 59,999-100,000 kVA. Equipped with advanced cooling fans and bushings.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China1.6%+35.0%36.6%
🇲🇽Mexico1.6%+10.0%11.6%
🇨🇦Canada1.6%+10.0%11.6%
🇩🇪Germany1.6%+10.0%11.6%
🇯🇵Japan1.6%+10.0%11.6%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

8504.23.00Same rate: 36.6%

If over 100 MVA capacity

Higher kVA threshold moves to subsequent statistical suffix.

8504.32.00Higher: 37.4% vs 36.6%

If converted to dry-type design

Material change from liquid to air dielectric alters subheading.

8504.90Lower: 10% vs 36.6%

If imported in kit form for final assembly

Unfinished transformer assemblies classify as parts.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

Submit short-circuit withstand test reports (IEC 60076) required by U.S. utilities

Ensure FRA compliance if for railroad electrification applications

Verify bushing creepage distance meets polluted environment standards for coastal imports

Related Products under HTS 8504.23.00.45

ABB TX 75 MVA Oil-Immersed Power Transformer

This liquid dielectric transformer from ABB has a power handling capacity of 75,000 kVA, used for stepping up voltage in utility substations. It falls under HTS 8504.23.0045 because it exceeds 59,999 kVA but not 100,000 kVA and uses oil as the dielectric medium. Designed for high-voltage transmission networks with robust cooling systems.

Schneider Electric 85 MVA Power Transformer

Schneider 85 MVA oil-immersed autotransformer for industrial power distribution at 85,000 kVA. Falls under HTS 8504.23.0045 due to liquid dielectric and 60-100 MVA capacity range. Optimized for harmonic reduction.

Siemens 80 MVA Substation Step-Up Transformer

Siemens 80 MVA liquid-filled power transformer for substation step-up applications, handling 80,000 kVA with mineral oil insulation. Classified under HTS 8504.23.0045 due to its power capacity between 59,999 and 100,000 kVA and oil-immersed design. Features on-load tap changers for voltage regulation.

GE 65 MVA Oil-Filled Distribution Transformer

General Electric 65 MVA pad-mounted oil-filled transformer for medium-voltage distribution, with 65,000 kVA capacity. Meets HTS 8504.23.0045 criteria as a liquid dielectric unit in the 60-100 MVA range. Includes pressure relief devices and temperature monitoring.

Toshiba 70 MVA Utility Step-Down Transformer

Toshiba 70 MVA liquid-cooled step-down transformer for utility substations, handling 70,000 kVA load. Classified in HTS 8504.23.0045 for oil dielectric transformers in 60-100 MVA range. Features automatic gas relay protection.

Hyundai 95 MVA Oil-Immersed Grid Transformer

Hyundai Electric 95 MVA power transformer with silicone-based dielectric oil for smart grid applications, 95,000 kVA capacity. Meets HTS 8504.23.0045 as liquid dielectric unit within specified power range. Includes digital monitoring interface.