</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

HFO-1234yf VRF System Refrigerant from China

HFO-1234yf refrigerant for variable refrigerant flow (VRF) commercial HVAC systems. Low GWP 2,3,3,3-Tetrafluoropropene per HTS 2903.51.1000. 25lb cylinders for building management systems.

Duty Rate — China → United States

16.2%

Rate breakdown

9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China

Import Tips

VRF manufacturer compatibility letters expedite clearance

POE oil charge calculations for system capacity

Multi-cylinder pallet securement specifications