Other
Air or vacuum pumps, air or other gas compressors and fans; ventilating or recycling hoods incorporating a fan, whether or not fitted with filters; gas-tight biological safety cabinets, whether or not fitted with filters. > Other apparatus for transmission or reception of voice, images or other data, including apparatus for communication in a wired or wireless network (such as a local or wide area network): > Other switches > Of copper > Other
Duty Rate (from China)
Products classified under Tariff item 8545.90.00.00
Battery Carbons for Zinc-Carbon Dry Cells
Cylindrical graphite rods functioning as positive electrodes (battery carbons) in disposable zinc-carbon primary batteries, conducting electrical current during discharge. These are articles of carbon used for electrical purposes, specifically as battery carbons, falling under the 'other' category of carbon electrodes.
8545.90.00Carbon Block Electrodes for Aluminum Smelting
Large prebaked carbon blocks serving as anodes in Hall-Héroult electrolytic cells for primary aluminum production, conducting massive electrical currents through the electrolyte. These are articles of carbon used for electrical purposes, classified as other carbon electrodes.
8545.90.00Carbon Brushes for Universal Electric Motors
Wear-resistant carbon brushes with copper commutator contacts, used in universal AC/DC electric motors for power tools and appliances to transfer electrical current to the rotor. These are articles of carbon used for electrical purposes, specifically as carbon brushes, falling under the 'other' category.
8545.90.00Carbon Pickup Fingers for Electrical Substations
Low-friction carbon composite fingers used in substation disconnect switches to maintain sliding electrical contact during operation, minimizing wear on copper busbars. These are articles of carbon used for electrical purposes, classified as other carbon articles under the 'other' category.
8545.90.00Cinema Projector Upper Carbon Electrodes
Positive upper carbon rods (anodes) engineered for professional 35mm cinema projectors, providing sustained high-lumen arc illumination. Made from high-purity graphite to minimize flicker during film projection. These are articles of carbon used for electrical purposes, specifically as electrodes in arc lighting systems.
8545.90.00Copper-Coated Arc Welder Carbons
Copper-coated carbons designed primarily for stable electrical arc in illumination systems, though occasionally substituted in portable arc welders for light-duty applications. These are carbon electrodes with metal coating, used for electrical purposes, falling under the 'other' category of carbon electrodes.
8545.90.00Graphite Anode Plates for Electroplating Baths
Dimensionally stable graphite anode plates used in electroplating tanks to serve as the positive electrode, conducting current for metal deposition processes. These are articles of graphite used for electrical purposes, classified as other carbon electrodes.
8545.90.00Graphite Crucible for EDM Machines
High-purity graphite crucible designed specifically for electrical discharge machining (EDM) processes, where it serves as an electrode to conduct electrical current and erode material from the workpiece. This is an article of graphite used for electrical purposes, classified as other carbon electrodes.
8545.90.00Graphite Heating Elements for Vacuum Furnaces
High-temperature resistant graphite rods or plates that function as electrical resistance heating elements in industrial vacuum furnaces for materials processing. These are articles of graphite used for electrical purposes, classified as other carbon articles under the 'other' category.
8545.90.00Graphite Seals for Electrical Slip Ring Assemblies
Self-lubricating graphite sealing rings used in high-speed electrical slip ring assemblies to prevent contamination while maintaining electrical brush contact. These are articles of graphite used for electrical purposes, classified as other carbon articles under the 'other' category.
8545.90.00High-Intensity Arc Lamp Carbons
Graphite carbons specifically designed for high-intensity arc lamps used in cinema projectors and stage lighting. These carbons produce a bright, stable arc light through electrical discharge between positive and negative electrodes. They are articles of graphite used for electrical purposes, classified as other carbon electrodes.
8545.90.00Industrial Arc Light Graphites
Heavy-duty graphite carbons for arc lighting in factories, warehouses, and outdoor work sites, capable of sustained operation at high amperage. Built with reinforced cores for vibration resistance. These are carbon electrodes used for electrical purposes, classified under the 'other' category of carbon electrodes.
8545.90.00Projection TV Arc Lamp Carbons
High-output carbon electrodes for xenon arc lamps in large venue projection televisions and home theater projectors. Feature impregnated metal alloys for extended burn time and UV filtering. These are articles of carbon used for electrical purposes, specifically as electrodes in arc lamp systems.
8545.90.00Searchlight Arc Lamp Lower Carbons
Negative lower carbon electrodes (cathodes) for military and marine searchlights, featuring copper-coated tips for stable arc formation in high-wind conditions. Used in electrical arc generation for powerful beam projection. These are carbon electrodes with metal coating, used for electrical purposes, falling under the 'other' category.
8545.90.00Spotlight Theater Arc Carbons
Precision-ground graphite carbons for followspot and theater spotlights, delivering consistent color temperature and arc length for live performances. Designed with specific taper angles for optimal electrode gap maintenance. These are articles of graphite used for electrical purposes, classified as other carbon electrodes.