What tariff does the U.S. charge on transformers and power supplies from Taiwan?

In 2025, transformers and power supplies imported from Taiwan paid an effective tariff rate of 11.14%, calculated as duties collected divided by customs value, which captures Section 301/232 overlays and program use that statutory rates miss.

How much transformers and power supplies does the U.S. import from Taiwan?

The U.S. imported $2.1B of transformers and power supplies from Taiwan in 2025, 6.5% of the tracked transformers and power supplies it imports, ranking Taiwan the 5th-largest named source. The chart above traces the full history.

What does freight add on transformers and power supplies from Taiwan?

Cost, insurance, and freight ran 3.42% of customs value on transformers and power supplies from Taiwan in 2025. That stacks on the duty, so the landed cost runs higher than the effective rate alone implies.

Tariff Monitor

U.S. Imports of Transformers and power supplies From Taiwan

In 2025, U.S. importers brought in $2.1B of transformers and power supplies from Taiwan, paying an effective tariff rate of 11.14%. That makes Taiwan the 5th-largest named source of this family, at 6.5% of tracked transformers and power supplies imports. The family-wide effective rate is 11.52%, so Taiwan's goods pay 0.4 points less than average. Freight and insurance add 3.42% on top of customs value. Tracked-family figures are a floor on total bilateral trade, from USITC DataWeb data.

The current reading

Import value: $2.1B of transformers and power supplies from Taiwan in 2025, customs value.
Effective tariff rate: 11.14%, calculated duties ÷ customs value, 0.4 points below the 11.52% family average.
Share of the family: 6.5%, #5 named source of transformers and power supplies.
Freight and insurance: 3.42% of customs value, on top of the duty.
History depth: 6 years of annual named-source boards.

Frequently asked questions

What tariff does the U.S. charge on transformers and power supplies from Taiwan? In 2025, transformers and power supplies imported from Taiwan paid an effective tariff rate of 11.14%, calculated as duties collected divided by customs value, which captures Section 301/232 overlays and program use that statutory rates miss.
How much transformers and power supplies does the U.S. import from Taiwan? The U.S. imported $2.1B of transformers and power supplies from Taiwan in 2025, 6.5% of the tracked transformers and power supplies it imports, ranking Taiwan the 5th-largest named source. The chart above traces the full history.
What does freight add on transformers and power supplies from Taiwan? Cost, insurance, and freight ran 3.42% of customs value on transformers and power supplies from Taiwan in 2025. That stacks on the duty, so the landed cost runs higher than the effective rate alone implies.

About this data

Reference statistics derived from USITC published data. Not a customs ruling; verify rates with a licensed customs broker before relying on them.

Last reviewed 2026-05-12.