Electronics Case Seals from China
Custom-molded vulcanized rubber seals for waterproofing enclosures of consumer electronic devices like routers and battery packs. Classified under 4016.93.5050 as other rubber seals excluding electrical appliance parts.
Duty Rate — China → United States
40%
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
• Include IP67/IP68 test reports to verify seal function without constituting electrical parts
• Avoid importing pre-assembled with electronics to prevent Section XVI machinery classification
• Specify silicone vs nitrile rubber types for accurate material duty assessment