</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Microwave Oven High Voltage Transformer from China

This high voltage transformer steps up power to drive the magnetron in microwave ovens, essential for dielectric heating functionality. Classified under HTS 8514.90.4000 as a dedicated part of microwave ovens for heat treatment by dielectric loss. Widely imported for aftermarket repairs of household appliances.

Duty Rate — China → United States

41.5%

Rate breakdown

9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 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(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

Label clearly as 'for microwave ovens only' to distinguish from general transformers

Provide voltage ratings (e.g

2100V output) matching standard microwave specs in import docs

Microwave Oven High Voltage Transformer from China — Import Duty Rate | HTS 8514.90.40.00