Other
Electrical machines and apparatus, having individual functions, not specified or included elsewhere in this chapter; parts thereof: > Machines and apparatus for electroplating, electrolysis or electrophoresis: > Other
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 8543.30.90
Industrial Electroplating Rectifier
A DC power supply unit designed specifically for electroplating processes, converting AC to adjustable DC voltage and current for metal deposition in industrial plating tanks. It falls under HTS 8543.30.90 as an electrical apparatus with the individual function of providing controlled power for electroplating, not specified elsewhere in Chapter 85.
Electrophoresis Power Supply Unit
Precision power supply for gel electrophoresis equipment used in molecular biology labs, providing constant voltage or current with programmable parameters for protein/DNA separation. Classified under 8543.30.90 for its specific electrophoretic function in laboratory settings.
Cathodic Protection Rectifier
Transformer-rectifier unit for impressed current cathodic protection systems, preventing corrosion on pipelines, ships, and offshore platforms through electrolytic action. HTS 8543.30.90 covers this electrolysis apparatus for corrosion prevention applications.
Electrolysis Hydrogen Generator Power Supply
High-current DC power supply optimized for PEM electrolyzers that split water into hydrogen and oxygen via electrolysis for clean energy applications. Falls under 8543.30.90 as specialized electrolysis apparatus.
Anodizing Process Controller
Electronic control unit managing voltage, current ramping, and temperature for aluminum anodizing baths, ensuring uniform oxide layer formation. Classified in 8543.30.90 for electroplating-specific electrical control functions.
Electrowinning Cell Power Supply
High-amperage rectifier for electrowinning precious metals from cyanide or acid solutions in mining operations, recovering gold, silver, and copper. HTS 8543.30.90 for specialized electroplating/electrolysis equipment.
Laboratory Electroplating Power Supply
Benchtop DC power supply with precise current control (0.1mA resolution) for research electroplating of thin films and microelectrodes. Falls under 8543.30.90 as specialized laboratory electrolysis apparatus.
Pulse Plating Generator
Pulse-reverse power supply for electroplating applications requiring controlled metal deposition rates, used in electronics manufacturing for uniform plating. Classified under 8543.30.90 for specialized electroplating waveform generation.
Electrocoagulation Treatment Controller
Power management unit for wastewater treatment systems using electrolysis to generate metal coagulants for pollutant removal. HTS 8543.30.90 covers electrolysis apparatus for environmental applications.
Electrolytic Capacitor Forming Rectifier
Precision rectifier for electrolytic capacitor manufacturing, providing controlled voltage ramping for oxide layer formation on anodes. Falls under 8543.30.90 as specialized electroplating equipment for electronics production.
Sacrificial Anode Power Supply
TR unit maintaining optimal current for sacrificial anode cathodic protection systems on buried pipelines and storage tanks. Classified in 8543.30.90 for electrolysis-based corrosion control.
Microelectrodeposition Controller
Nanoscale current control unit for LIGA microfabrication and MEMS electrodeposition, used in semiconductor and sensor manufacturing. HTS 8543.30.90 for precision electroplating apparatus.
Electrolytic Etching Power Supply
Controlled DC supply for electrochemical etching of titanium and refractory metals for aerospace components and medical implants. Falls under 8543.30.90 as specialized electrolysis apparatus.
Battery Formation Rectifier
Multi-channel rectifier for lithium-ion battery formation, providing precise charge-discharge cycles to stabilize SEI layers during manufacturing. Classified under 8543.30.90 for electrolytic formation processes.
Electrodialysis Power Controller
Power supply unit for electrodialysis water desalination systems, controlling DC voltage across ion-exchange membranes for salt removal. HTS 8543.30.90 for specialized electrophoresis/electrolysis equipment.