They serve as protective enclosures where fiber optic cables are joined, split, or terminated. Fiber optic splicing is a foundational process that directly dictates the performance and reliability of data transmission. Fusion Splicing: This advanced technique uses an. You need a secure Fiber Optic Splice Closure. Internal trays organize 4 cable ends for safe routing. It is used to connect two or more optical cables together and provide complete. All product-related documents, such as certificates, declarations of conformity, etc., which were issued prior to the conversion under the name Pepperl+Fuchs GmbH or Pepperl+Fuchs AG, also apply to Pepperl+Fuchs SE. With their compact and uniform design, the splice boxes for both the DIN rail and 19" mounting provide ample interior space for the secure connection of fiber optics.