HVAC Controller Impregnated Glass PCB from Mexico
Printed circuit board using rigid plastics-impregnated glass base for commercial HVAC thermostat controllers. Falls under HTS 8534.00.00.40 for non-flexible, wholly glass impregnated 'other' PCBs. Designed for building automation.
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
• Energy Star certification may qualify for duty reductions; include docs
• Clear diagrams showing rigid construction vs flexible thermostat flex circuits
• Building code compliance irrelevant for tariff but affects market entry