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

be quiet! Dark Rock Pro 4 CPU Fan from China

The be quiet! Dark Rock Pro 4 is a silent dual-fan cooler for high-end microprocessors in noise-sensitive data processing servers and workstations. It uses Silent Wings 3 fans for minimal acoustic output while maximizing TDP handling. Classified in HTS 8414.59.15.00 for its principal role in cooling ADP machine processors.

Duty Rate — China → United States

37.5%

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

Certify low noise levels (<25dB) in specs to support server room ADP applications

Bundle with thermal paste declarations to avoid separate chemical classifications

Use HTSUS advisory rulings for custom bracket designs to preempt classification disputes