Rheostat and resistor type motor starters and controllers
Electrical resistors (including rheostats and potentiometers), other than heating resistors; parts thereof: > Other variable resistors, including rheostats and potentiometers: > Other > Rheostat and resistor type motor starters and controllers
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 8533.40.80.40
Danfoss VLT Resistor Starter
Danfoss VLT McB resistor-type softstarters provide ramp-up control for HVAC fans, under HTS 8533.40.80.40. Features integral bypass for energy savings.
Schneider 8536SCG3 Controller
Schneider Electric 8536SCG3 manual rheostat starter for definite purpose NEMA motors, HTS 8533.40.80.40. Melting alloy overload protection.
Yaskawa JRPD-A100 Resistor Panel
Yaskawa JRPD-A100 external resistor panel for crane motor control, paired with drives but resistor-type per HTS 8533.40.80.40.
Hitachi RH-100 Rheostat Starter
Hitachi RH-100 for pump applications with adjustable resistor taps, HTS 8533.40.80.40.
Fuji Electric FRN Starter
Fuji FRN resistor controller for small motors, classified HTS 8533.40.80.40.
Mitsubishi MR-H Rheostat
Mitsubishi MR-H for industrial hoists, resistor-based motor starter HTS 8533.40.80.40.
Toshiba TSC-2000 Controller
Toshiba TSC-2000 resistor soft starter for compressors, HTS 8533.40.80.40.
Allen-Bradley 150-C9NBD Soft Starter
This rheostat-based motor soft starter from Allen-Bradley uses resistor technology to gradually ramp up voltage for smooth motor acceleration in industrial applications. Classified under HTS 8533.40.80.40 as a rheostat and resistor type motor controller designed specifically for AC induction motors up to 9A. It protects motors from inrush current damage in conveyor and pump systems.
Square D 193-IEC Starter Controller
Square D's 193 series rheostat motor starter provides manual or automatic control for small industrial motors using resistor banks for speed and torque adjustment. Falls under HTS 8533.40.80.40 due to its resistor-type design for motor starting and protection in IEC-compliant installations. Commonly used in fans, blowers, and light machinery.
Siemens 3RW30 Soft Starter
Siemens 3RW30 series features resistor-based ramp-up control for three-phase motors, classified as a rheostat-type motor starter under HTS 8533.40.80.40. Designed for conveyor belts and pumps with bypass contactor integration for efficiency. Provides thermal overload protection via resistive voltage reduction.
Eaton RV Resistor Motor Starter
Eaton's RV series rheostat provides adjustable resistance for DC motor speed control and starting, fitting HTS 8533.40.80.40 as a resistor-type controller. Used in cranes, hoists, and elevators for precise torque management. Features enclosed design for industrial durability.
ABB RES-Series Rheostat Starter
ABB RES rheostat starters use sliding contacts for progressive resistance insertion during motor startup, classified under HTS 8533.40.80.40. Ideal for wound-rotor induction motors in mining and steel mills. Includes acceleration time adjustment.
GE CR105 Rheostat Controller
General Electric CR105 series offers resistor-based manual motor starting with overload relays, under HTS 8533.40.80.40 for rheostat-type controllers. Suited for small pumps and compressors up to 5HP. Features field-adjustable acceleration.
WEG RLine Resistor Starter
WEG RLine direct-on-line starters incorporate rheostat technology for torque control in squirrel-cage motors, per HTS 8533.40.80.40. Used in water treatment and HVAC systems. Compact NEMA-rated enclosure.
Rockwell Automation 150F Series Controller
Rockwell's 150F fused motor controllers use resistor banks for starting current limitation, classified HTS 8533.40.80.40. For hazardous locations Class I Div 2. Includes fuse protection.