R-454C Mildly Flammable Refrigerant from Germany
A2L blend of R-32 and HFO-1234yf for new residential heat pump systems. Classified under HTS 3827.90.90.00 as other halogenated mixtures with mild flammability (A2L safety class). Meets latest global standards.
Duty Rate — Germany → United States
10%
Rate breakdown
9903.05.3910%Section 301 (forced labor) — European Union member state (col1 rate < 10 percent): MFN < 10% → total duty capped at 10%
Import Tips
• Include A2L flammability mitigation device requirements documentation
• Train personnel on UL 60335-2-40 safety standards for A2L refrigerants
• Monitor HFO stability as it degrades under certain storage conditions