Arc-Resistant Pressboard from China

Specialty pressboard at 220 g/m² for arc chutes in circuit breakers, uncoated high-density sheets. HTS 4805.92.20.00: pressboard weight 150-225 g/m², other uncoated category. Engineered for electrical arc quenching.

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
9903.88.0325%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)

Import Tips

Include arc tracking test results (IEC 61621) in import docs for technical validation

Density >1.0 g/cm³ typical; document to distinguish from lighter boards

No perforations allowed for this code; perforated goes to 4823 per notes