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Heart Pump Circulatory System Model from Japan

Pumping heart model with visible blood flow tubes for biology demonstrations of circulation, battery-powered for classrooms. HTS 9023.00.00.00 as unsuitable for medical training.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Include battery safety compliance docs; specify non-medical scale; test pump mechanism before shipping to avoid damage claims