48 Port Fiber Distribution Box provides 16, 24, 32 or 48 SC ports in a traditional two-layer design – a rear splice area for cable slack and splice protection, and a front interconnect area for SC ports. Here are some common types of 48-core optical fiber distribution boxes. These boxes are meant for use inside buildings. They help manage and distribute fiber optic cables for things like internet systems, phone. 48 Core Distribution Box-Fiber Optic Distribution Box-Optical Passive Products-Products-PLC Splitter,Fiber Optical Receiver,Fiber Optical Distribution Box HANGZHOU DAYTAI NETWORK TECHNOLOGIES CO. It offers cable management features, such as splice tray placement, to ensure proper management of fiber optic cables and splices.