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Teledyne e2v CPM240 Magnetron from China

Cooker/pulsed magnetron for S-band maritime radar systems. Classified HTS 8540.79.2000 as other microwave tube (magnetron), providing reliable microwave power generation for marine navigation.

Duty Rate — China → United States

41.2%

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

Import Tips

Maritime Safety Committee type approval often required; declare exact frequency band

Test for vacuum integrity certificates

Pitfall: radar set classification if includes mounting hardware