HTS 8504.40 – Static Converters (AC-DC, DC-DC, Inverters & UPS)

HTS 8504.40 is the key code for power supplies in electronics. AC-DC supplies, DC-DC converters, inverters, and battery chargers all classify here. Mean Well (Taiwan) is the world's largest open-frame power supply maker — faces 15%. Chinese power supplies face 40%. Tariffs have significantly impacted bill-of-materials for equipment using Chinese OEM power supplies.