HVAC Controller Impregnated Glass PCB from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 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