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DO Control Systems for Wastewater Treatment from Japan

Dissolved oxygen controllers that automatically adjust aeration blowers in wastewater plants to maintain optimal DO levels via probe feedback. HTS 9032.89.60 covers these automatic process regulators for biological treatment. Stabilizes against organic load variations.

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

Provide membrane probe replacement schedules; ensure wastewater corrosion resistance; include SCADA integration specs