Parts
Electrical filament or discharge lamps, including sealed beam lamp units and ultraviolet or infrared lamps; arc lamps; light-emitting diode (LED) light sources; parts thereof: > Parts
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 8539.90.00.00
Halogen Lamp Quartz Bulb
Fused quartz bulb envelope with pinch seal design for tungsten halogen incandescent lamps, capable of 3200K color temperature. Essential part for filament lamps under HTS 8539.90.00.00.
LED Driver Circuit Board
A printed circuit board assembly containing power management ICs, capacitors, and resistors designed specifically for driving LED light sources. It falls under HTS 8539.90.00.00 as an essential electrical part for LED lamps, enabling precise current regulation and dimming control.
Sealed Beam Lamp Reflector Assembly
Aluminum parabolic reflector with mounting brackets and heat shield, designed for sealed beam lamp units used in automotive headlights. Recognized under HTS 8539.90.00.00 as a key optical part integral to filament lamp function.
UV Lamp Quartz Tube
High-purity quartz glass tube engineered to transmit ultraviolet wavelengths, serving as the envelope for UV discharge lamps used in sterilization equipment. Classifies under HTS 8539.90.00.00 as a specialized part of ultraviolet lamps.
LED Street Light Heatsink
Die-cast aluminum heatsink with finned design and thermal interface pad, specifically engineered for thermal management in high-power LED street lighting modules. Falls under HTS 8539.90.00.00 as a critical part for LED light sources.
Arc Lamp Electrode Assembly
Tungsten electrode pair with ceramic insulators and water-cooling jacket, designed for high-intensity carbon arc lamps used in film projectors. Specifically parts of arc lamps under HTS 8539.90.00.00.
Infrared Lamp Ceramic Base
High-temperature steatite ceramic lamp base with threaded socket and wire leads for IR therapeutic lamps. Essential electrical insulator part for infrared lamps under HTS 8539.90.00.00.
LED Bulb Plastic Housing
Polycarbonate injection-molded housing with diffuser lens and heat vents, specifically designed as the outer enclosure for A19 LED replacement bulbs. Parts of LED light sources under HTS 8539.90.00.00.
High-Pressure Sodium Lamp Arc Tube
Translucent polycrystalline alumina arc tube containing sodium/mercury amalgam for high-pressure discharge lamps used in street lighting. Core functional part of heading 8539 lamps under HTS 8539.90.00.00.
Fluorescent Lamp Starter Socket
Bypass starter socket with glow switch contacts for preheat-type fluorescent lamp ballasts. Electrical connection part for discharge lamps under HTS 8539.90.00.00.
LED Strip Light Aluminum Profile
Extruded aluminum channel with diffusion cover mounting slots, specifically designed to house flexible LED tape lights for cove lighting applications. Lamp part under HTS 8539.90.00.00.
Blacklight Fluorescent Lamp Phosphor Coating
Rare-earth phosphor powder coating formulation (zinc silicate activated by indium) for UV-A blacklight fluorescent lamps. Specialized coating part for discharge lamps under HTS 8539.90.00.00.
LED Flood Light Lens Array
PMMA optical lens array with 10°-120° beam angle optics for high-power LED floodlight modules. Precision-engineered light control part for LED light sources under HTS 8539.90.00.00.
Mercury Vapor Lamp Outer Bulb
Hard glass outer bulb with phosphor coating and mogul base adapter for high-pressure mercury vapor lamps. Protective envelope part under HTS 8539.90.00.00.
Stage Spotlight Gobo Holder
High-temperature stainless steel gobo/pattern holder with heat-resistant clips for ellipsoidal stage lighting fixtures using discharge lamps. Lamp accessory part under HTS 8539.90.00.00.