Speed drive controllers for electric motors
Electrical transformers, static converters (for example, rectifiers) and inductors; parts thereof: > Static converters: > Speed drive controllers for electric motors
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.05, 9903.88.06, 9903.88.07, 9903.88.08, 9903.88.10, 9903.88.11, 9903.88.14, 9903.88.19, 9903.88.50, 9903.88.52, 9903.88.58, 9903.88.60, 9903.88.62, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(a) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(b) [to this subchapter]
Products classified under HTS 8504.40.40.00
ABB ACS355 Variable Frequency Drive
The ABB ACS355 is a compact variable speed AC drive designed to control the speed and torque of three-phase induction motors in industrial applications. It falls under HTS 8504.40.4000 as a speed drive controller that converts fixed frequency power to variable frequency and voltage output for precise motor speed regulation.
Siemens SINAMICS V20 Variable Speed Drive
Siemens SINAMICS V20 is a compact, cost-effective variable frequency drive for controlling asynchronous motors in pump, fan, and conveyor applications. Classified under HTS 8504.40.4000 for its function as a speed drive controller that adjusts motor speed via pulse width modulation technology.
Schneider Electric Altivar ATV320 Variable Speed Drive
The Schneider Electric Altivar ATV320 is a variable speed drive for three-phase synchronous and asynchronous motors, optimized for fluid management and industrial applications. It qualifies under HTS 8504.40.4000 as it precisely controls motor speed through advanced sensorless vector control algorithms.
Danfoss VLT MicroDrive FC 51
Danfoss VLT MicroDrive FC 51 is a compact variable frequency drive for small motors up to 7.5 HP, used in HVAC, pumping, and machinery applications. Falls under HTS 8504.40.4000 due to its scalar and vector motor speed control capabilities with built-in EMC filters.
Rockwell Automation PowerFlex 525 VFD
Rockwell Automation PowerFlex 525 is an embedded EtherNet/IP variable frequency drive for speed, torque, and position control of 3-phase induction motors. Classified under HTS 8504.40.4000 for its sensorless vector control and embedded networking capabilities.
Yaskawa GA800 Variable Speed Drive
Yaskawa GA800 series provides high-performance vector control for general purpose AC motor applications including cranes and HVAC systems. Meets HTS 8504.40.4000 criteria as a dedicated speed drive controller with 200% overload capacity.
Eaton SVX9000 Adjustable Frequency Drive
Eaton SVX9000 is a heavy-duty adjustable frequency drive for applications requiring high starting torque and precise speed control of induction motors. Falls under HTS 8504.40.4000 as it functions specifically as a speed drive controller for electric motors.
Hitachi SJ700B Variable Frequency Inverter
Hitachi SJ700B series inverters provide open-loop vector control for precise speed and torque regulation of AC motors in material handling applications. Classified under HTS 8504.40.4000 for dedicated electric motor speed drive functionality.
Fuji Electric Frenic-Multi Micro Drive
Fuji Electric Frenic-Multi is a compact multi-function drive for small motors in conveyance, mixing, and ventilation systems. Qualifies for HTS 8504.40.4000 classification due to its variable torque V/f control optimized for electric motor speed regulation.