Rotomotion Heavy Industrial Rotary Frequency Converter 50Hz-60Hz from China

This Rotomotion unit converts 50Hz European grid power to 60Hz North American standard using true rotary conversion with brushless rotor technology. Primarily used in international manufacturing transfers, it meets HTS 8502.40 criteria for electric rotary converters.

Duty Rate — China → United States

38%

Rate breakdown

9903.03.0110%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
9903.88.0125%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]

Import Tips

Provide frequency conversion certification and harmonic analysis reports for customs clearance

Confirm brushless/slip-ring design in technical drawings to distinguish from static converters

Label input/output frequencies clearly to prevent misdeclaration as universal power supplies