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HFC-125 Dominant Fire Suppressant FK-5-1-12

A clean agent fire suppressant mixture containing over 40% pentafluoroethane (HFC-125) combined with fluoroketones, used in total flooding fire suppression systems for data centers. This product falls under tariff item 3827.63.00 because it is a mixture containing halogenated derivatives of methane, ethane, or propane, with HFC-125 content at or above the 40% threshold, and does not contain CFCs or HCFCs.

Import Duty Rates by Country of Origin

Origin CountryMFN TariffSurtaxesTotal Effective Rate
🇨🇳ChinaFree—Free
🇲🇽MexicoFree—Free
🇺🇸United StatesFree—Free
🇩🇪GermanyFree—Free
🇯🇵JapanFree—Free

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

3827.90.00Same rate: Free

If the mixture contains less than 40% HFC-125 by mass

Mixtures with lower HFC-125 content fall under the 'other' subheading for HFC mixtures.

8424.10.00Higher: 6.5% vs Free

If imported as a complete fire extinguisher system

Fire extinguishing systems are classified as machinery rather than chemical mixtures.

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

• Verify the HFC-125 concentration is at least 40% by mass and that the mixture contains no CFCs or HCFCs to qualify for this tariff item

• Ensure the product is properly labeled with its chemical composition and safety data sheet for CBSA inspection

• Consider environmental regulations under Canada's ozone-depleting substances and HFC phase-down programs, which may require permits

Related Products under Tariff item 3827.63.00

HFC-125 Based Foam Blowing Agent Blend

A polyurethane foam blowing agent blend containing 48% HFC-125 with hydrocarbons, used in appliance insulation panels. This product is classified under tariff item 3827.63.00 because it is a mixture of halogenated derivatives of methane, ethane, or propane, with HFC-125 content exceeding 40% by mass, and does not contain CFCs or HCFCs.

HFC-125 Medical Cryogenic Cooling Mixture

This is a specialty cryogenic refrigerant blend containing 55% pentafluoroethane (HFC-125), used in MRI machine cooling systems and laboratory freezers. It is classified under tariff item 3827.63.00 because it is a mixture containing halogenated derivatives of methane, ethane, or propane, with 40% or more by mass of HFC-125, and does not contain CFCs or HCFCs. The blend provides stable -80°C temperatures for medical and research applications.

HFC-125 Refrigerant Blend R-507

An azeotropic refrigerant blend containing 50% pentafluoroethane (HFC-125) and 50% 1,1,1-trifluoroethane (HFC-134a) by mass, used in commercial refrigeration systems. This product falls under tariff item 3827.63.00 because it is a mixture containing halogenated derivatives of methane, ethane, or propane, with HFC-125 content at or above the 40% threshold, and does not contain CFCs or HCFCs.

HFC-125 Transport Refrigeration Blend R-452A

A transport refrigeration blend containing 41% HFC-125, HFC-32, and HFO-1234yf, used as an R-404A replacement in refrigerated trucks and containers. This product is classified under tariff item 3827.63.00 because it is a mixture containing halogenated derivatives of methane, ethane, or propane, with HFC-125 content exceeding 40% by mass, and does not contain CFCs or HCFCs.

HFC-507A Medium Temperature Refrigerant

A non-ozone depleting refrigerant blend of 50% HFC-125 and 50% HFC-134a, designed for supermarket display cases and transport refrigeration. This product falls under tariff item 3827.63.00 because it is a mixture containing halogenated derivatives of methane, ethane, or propane, with HFC-125 content at or above the 40% threshold, and does not contain CFCs or HCFCs.

HVAC Heat Pump HFC-125 Blend R-463C

A next-generation heat pump refrigerant with 43% HFC-125, CO2, and HFOs, designed for residential HVAC systems. This product is classified under tariff item 3827.63.00 because it is a mixture containing halogenated derivatives of methane, ethane, or propane, with HFC-125 content exceeding 40% by mass, and does not contain CFCs or HCFCs.