Water Source Heat Pump Split System from Japan
A split-system heat pump that uses water from a lake, river, or cooling tower as the heat source/sink, with indoor air handler and outdoor water-to-refrigerant heat exchanger. Falls under HTS 8418.61.0100 for heat pumps excluding air conditioning machines, distinguished by water loop operation for efficient heating and cooling.
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
• Include plumbing connection specs and refrigerant type in commercial invoice to confirm water-source classification
• Ensure AHRI certification for performance ratings to facilitate customs valuation