UPS Rectifier Capacitor Bank from China
High-capacity electrolytic capacitor bank for smoothing output in uninterruptible power supply (UPS) rectifiers, a type of static converter. Classified in HTS 8504.90.96.50 due to its role in filtering AC-DC conversion within UPS systems.
Duty Rate — China → United States
35%
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
• Specify capacitance values (e.g
• farads) and voltage ratings in entry docs for valuation
• Obtain ripple current test reports to substantiate converter-specific design
• Avoid pitfalls by not classifying as general capacitors (8532.22); highlight UPS integration