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9030.90.89.21/High-Impedance Buffer Amplifier Module for 9030.31 Instruments/China

High-Impedance Buffer Amplifier Module for 9030.31 Instruments from China

Buffer amplifier module that enhances input impedance for oscilloscopes and analyzers under 9030.31, preventing signal loading. HTS 9030.90.89.21 as principal accessory for electrical quantities measurement. Used in low-signal probing applications.

Duty Rate — China → United States

37.5%

Rate breakdown

9903.88.0125%Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
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Import Tips

• Specify gain/offset specs and power requirements tying to instrument interfaces

• RoHS and CE marking essential for EU-sourced modules

High-Impedance Buffer Amplifier Module for 9030.31 Instruments from China — Import Duty Rate | HTS 9030.90.89.21