Cathodic Protection Rectifier from Mexico
Transformer-rectifier unit for impressed current cathodic protection systems, preventing corrosion on pipelines, ships, and offshore platforms through electrolytic action. HTS 8543.30.90 covers this electrolysis apparatus for corrosion prevention applications.
Duty Rate — Mexico → United States
12.6%
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
Import Tips
• Include NACE certification or IP rating documentation for hazardous location use
• Declare output current capacity accurately to prevent undervaluation penalties
• Specify marine/offshore end-use for potential drawback eligibility on exports