Indoor/outdoor FTTH fiber termination for residential buildings, villas, and small commercial units. FDB-04 Series 4 ports Fiber Distribution Box, also called Splitter Distribution Box or Fiber Terminal Box, can be used in FTTH projects and is suitable for corridor, basement, room, and building's outer walls application. With the function of the mechanical splice, fusion splice, light splitting. Fiber distribution box is suitable for the wiring connection of optical cable and optical communication equipment, through the adapter in the wiring box, the optical jumper leads the optical signal, and realizes the optical wiring function.