Fire Alarm Printed Circuit Board Assembly from Mexico
This printed circuit assembly (PCA) is the core control board for residential smoke and fire detection systems, processing sensor inputs and triggering audible alarms. It falls under HTS 8531.90.3000 as a part of electric fire alarm apparatus, specifically a printed circuit assembly not classified elsewhere in heading 8531. Designed for integration into complete fire alarm units.
Duty Rate — Mexico → United States
10%
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
• Verify FCC certification for electromagnetic compatibility as fire alarm PCAs must meet UL 268 standards
• Include detailed bills of materials (BOM) showing components to avoid misclassification as complete alarms