Programmable Humidity Regulator for Greenhouse from Canada
A controller that senses relative humidity via sensors and automatically activates humidifiers or dehumidifiers to hold setpoint levels in agricultural environments. HTS 9032.89.60.85 applies to such automatic apparatus for regulating non-electrical variables like moisture content against fluctuations. It features PID control for stability.
Duty Rate — Canada → United States
11.7%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include agricultural end-use declarations to qualify for potential duty relief programs
• Document sensor accuracy and response time to validate automatic function
• Avoid reclassification as HVAC parts (8415) by highlighting dedicated regulation