Having a power handling capacity exceeding 10,000 kVA
Electrical transformers, static converters (for example, rectifiers) and inductors; parts thereof: > Liquid dielectric transformers: > Having a power handling capacity exceeding 10,000 kVA
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Subheadings
Products classified under HTS 8504.23.00
ABB TX Panorama 40MVA Power Transformer
A liquid dielectric oil-immersed power transformer rated at 40MVA, 230/115kV, designed for utility substations to step up/down high voltage electricity. It falls under HTS 8504.23.00 due to its liquid dielectric insulation and power handling capacity exceeding 10,000 kVA for large-scale power distribution.
Siemens HLPT 25MVA Substation Transformer
Siemens high-load power transformer with 25MVA capacity, mineral oil dielectric, 138/69kV configuration for industrial and utility applications. Classified in 8504.23.00 for its oil-immersed design and power rating well above 10,000 kVA threshold.
GE Prolec 50MVA Oil-Immersed Power Transformer
GE 50MVA three-phase power transformer using inhibited mineral oil as dielectric, 345/138kV for transmission networks. Meets HTS 8504.23.00 criteria with massive power capacity exceeding 10,000 kVA and liquid cooling medium.
Hyundai 30MVA Utility Step-Down Transformer
30MVA oil-filled step-down transformer (161/34.5kV) from Hyundai Heavy Industries for electricity distribution substations. HTS 8504.23.00 applies due to liquid dielectric design and high power handling over 10,000 kVA.
Toshiba 35MVA Mineral Oil Transformer
Toshiba 35MVA power transformer with naphthenic mineral oil dielectric, ONAN/ONAF cooling for 230kV grid applications. Exceeds 8504.23.00 power threshold with liquid dielectric construction for high-capacity transmission.
Hitachi 45MVA Power Grid Transformer
Hitachi 45MVA three-winding oil-immersed transformer for power grids, tertiary winding for compensation equipment. HTS 8504.23.00 due to >10,000kVA rating and liquid dielectric cooling system.
Schneider Electric 28MVA Industrial Transformer
Schneider 28MVA liquid-filled transformer for heavy industrial plants, delta-wye configuration with on-load tap changer. Classifies under 8504.23.00 for industrial-scale power handling over 10,000 kVA with oil dielectric.
Mitsubishi 60MVA Extra-High Voltage Transformer
Mitsubishi 60MVA EHV transformer (500/230kV) using advanced synthetic ester oil dielectric for fire safety. HTS 8504.23.00 confirmed by massive power capacity and liquid-cooled design exceeding 10,000 kVA.
TBEA 32MVA Wind Farm Step-Up Transformer
TBEA 32MVA pad-mount style transformer for onshore wind farms, collector substation application with 34.5/161kV ratio. Falls under 8504.23.00 for liquid dielectric and power capacity far exceeding 10,000 kVA.
XD Electric 55MVA Autotransformer
XD 55MVA three-winding autotransformer with common oil compartment, 500/220/35kV for bulk power delivery. HTS 8504.23.00 due to liquid dielectric and enormous power handling capacity over 10,000 kVA.