Fiber Optic Connectors and Other Components: Connectors, splices, and couplers specifically designed for optical fibers are classified under HS Code 8536. 8180, Harmonized Tariff Schedule of the United States (HTSUS). As the subject enclosure is designed and specially outfitted to. A fiber fusion splicer is a specialized tool used to precisely join optical fiber cables by fusing the ends together, ensuring minimal signal loss and high connection reliability. It is commonly used in telecommunications, networking, and data transmission applications., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE.