20 kVA Solar Inverter Step-Up Transformer from Germany
Dry-type isolation transformer paired with solar inverters, boosting 480V DC-converted AC to 13.8 kV distribution at 20 kVA. HTS 8504.33.00 as standalone transformer within capacity limits.
Duty Rate — Germany → United States
26.6%
Rate breakdown
9903.82.0925%Except as provided for in headings 9903.82.16, 9903.82.20–9903.82.26 and 9903.85.68, articles of copper and derivative aluminum and steel articles, as provided for in subdivisions (c)(vi)–(viii) and (xi) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• IEEE 1547 interconnection standard compliance for utility interface transformers
• Specify galvanic isolation voltage rating for DC-AC separation
• Harmonic distortion specifications (THD <5%) to verify transformer function