8539.49.00.80 - Other

This HTS category, 8539.49.00.80, encompasses a broad range of lamps that emit ultraviolet (UV) or infrared (IR) radiation, as well as arc lamps, which are not specifically classified elsewhere within the broader heading 8539. It covers specialized lighting devices used for various applications beyond general illumination, such as sterilization, medical treatments, industrial curing processes, and scientific research. This classification is crucial for ensuring accurate duty assessment and compliance with import/export regulations.

This category is distinguished from its sibling, 8539.49.00.40, which specifically covers ultraviolet lamps. While this category *includes* UV lamps, its "Other" designation signifies that it is for any infrared lamps or arc lamps that do not fit the more specific UV lamp category. Therefore, the primary differentiator lies in the type of radiation emitted or the operating principle of the lamp. Infrared lamps, for instance, are designed for heating or therapeutic purposes, emitting radiation in the IR spectrum, while arc lamps generate light through an electric arc between two electrodes.

As a leaf node, this category does not have further subcategories. Therefore, the focus for classification purposes is on identifying whether a lamp falls under the scope of UV or IR lamps, or is an arc lamp, and if it is an ultraviolet lamp, it would be classified under the more specific sibling category. If the lamp emits both UV and IR radiation, classification will depend on the primary intended function or the dominant spectrum of emission, guided by general interpretative rules of the Harmonized System.