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3827.69.00.00/R-449A Low-GWP Refrigerant/Japan

R-449A Low-GWP Refrigerant from Japan

R-449A (HFC/HFO mix of R-32, R-125, R-134a, HFO-1234yf) replaces R-404A in transport refrigeration. HTS 3827.69.00.00 for HFC-dominant blends without CFCs/HCFCs. Reduces carbon footprint in cold chain logistics.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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Import Tips

• Apply for HFC production/import allowances under AIM Act 2020 phasedown

• Document azeotropic stability—no fractionation in storage per ASHRAE standards

• Avoid recharge kits misclassification—declare as virgin product only

R-449A Low-GWP Refrigerant from Japan — Import Duty Rate | HTS 3827.69.00.00