HFC-143a R-404A Replacement Blend
HFC-143a R-404A Replacement Blend is a low-GWP refrigerant mixture containing over 15% HFC-143a by mass, formulated as a drop-in replacement for R-404A in medium and high-temperature refrigeration systems. It includes HFC-143a blended with other hydrofluorocarbons for cascade systems and excludes CFCs and HCFCs, making it eligible for tariff item 3827.61.00. This product is classified here due to its HFC-143a content and refrigerant use.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | Free | — | Free |
| 🇲🇽Mexico | Free | — | Free |
| 🇺🇸United States | Free | — | Free |
| 🇩🇪Germany | Free | — | Free |
| 🇯🇵Japan | Free | — | Free |
More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the HFC-143a content is below 15% by mass.
Mixtures with lower HFC-143a concentrations are classified under the general HFC mixture code.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Confirm the HFC-143a concentration exceeds 15% by mass and document it in shipping paperwork to support classification under 3827.61.00
• Check if the blend requires registration under Canada's Ozone-Depleting Substances and Halocarbon Alternatives Regulations
• Ensure the product is free of CFCs and HCFCs to avoid misclassification and potential penalties
Related Products under Tariff item 3827.61.00
HFC-143a Industrial Chiller Fluid
HFC-143a Industrial Chiller Fluid is a specialty hydrofluorocarbon blend containing 15% or more by mass of 1,1,1-trifluoroethane (HFC-143a), designed for use in centrifugal chillers within large commercial HVAC systems. This product contains no chlorofluorocarbons (CFCs) or hydrochlorofluorocarbons (HCFCs), aligning with the environmental standards of tariff item 3827.61.00. It is classified under this item as a mixture of hydrofluorocarbons for refrigerant applications.
HFC-143a Refrigerant Blend R-507
HFC-143a Refrigerant Blend R-507 is an azeotropic refrigerant mixture composed of 50% HFC-125 and 50% HFC-143a, exceeding the 15% HFC-143a threshold by mass. It is used in commercial refrigeration systems, including supermarket display cases and transport refrigeration, and contains no CFCs or HCFCs. This product falls under tariff item 3827.61.00 because it is a hydrofluorocarbon mixture with the specified HFC-143a content.
HFC-143a Supermarket Refrigerant R-508
HFC-143a Supermarket Refrigerant R-508 is an azeotropic blend of HFC-23 and HFC-143a, with HFC-143a exceeding 15% by mass, designed for low-temperature supermarket freezers and ice cream cabinets. It provides superior cascade refrigeration performance and contains no CFCs or HCFCs, meeting the criteria for tariff item 3827.61.00. This product is classified under this item as a hydrofluorocarbon mixture with high HFC-143a content.
HFC-143a Transport Refrigeration Blend
HFC-143a Transport Refrigeration Blend is a hydrofluorocarbon mixture exceeding 15% HFC-143a by mass, used for refrigerated trucks and containers to ensure reliable cooling for perishable goods during transport. It is formulated without CFCs or HCFCs, complying with the requirements of tariff item 3827.61.00. This product is classified here due to its HFC-143a concentration and refrigerant application.