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HEPA Air Purifier Filter Unit from Japan

A high-efficiency particulate air (HEPA) filter unit designed for residential and commercial air purification systems to remove dust, pollen, and microbes from indoor air. It falls under HTS 8421.39.01 as filtering machinery for gases, specifically for purifying ambient air in HVAC systems. This classification covers benchtop or wall-mounted units used in non-industrial settings.

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

Verify filter efficiency ratings (e.g

H13/H14 HEPA) and include test certificates to confirm compliance with EPA or EU standards

Label units clearly with airflow capacity (CFM) and power requirements to avoid misclassification as parts