Power Supply Control Printed Circuit Assembly from Canada
PCB assembly containing PWM controllers, feedback circuits, and protection for switch-mode power supplies. Classified under HTS 8543.90.68.00 for its electrical regulation functions. Provides stable DC output from AC input for electronic equipment.
Duty Rate — Canada → United States
10%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Specify input voltage range and output power ratings in commercial invoice
• Include safety certifications (UL, CE) for power electronics clearance
• Distinguish controller boards from complete power supplies via packaging