HVAC Heat Pump HFC-125 Blend R-463C from China
Next-generation heat pump refrigerant with 43% HFC-125, CO2, and HFOs for residential HVAC systems. HTS 3827.63.00.00 classification for pentafluoroethane dominant HFC mixtures. A2L classification enables higher efficiency split systems.
Duty Rate — China → United States
41.2%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
9903.88.0325%Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Import Tips
• Include AHRI Standard 700 purity certification and leak detection compatibility data
• Specify brazing material compatibility for copper/aluminum heat exchangers
• Register blend composition with ASHRAE nomenclature committee if new designation