FDB-08R Fiber Riser Box

Fiber Distribution Box

8 ports riser box for floor distribution

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Fiber Riser Box

8 ports riser box for floor distribution



The FDB-08R Riser Box, also called Indoor floor distribution box or FTTH pass-trough enclosure is designed for use within apartment blocks and mid/high rise office blocks. The unit houses a single integral splice tray and allows fibers from an in-line or butt Blown Fibre tube cable to be spliced up to 8 customer drop cables. In cases where Blown Fibre tube cables are to be used for the customer drops, bulkhead tube connectors can be fitted to the unit.

Two inlets/outlets for straight-through vertical cables. The vertical cable’s input and output a allowed on the same side of the box, ensuring multiple installation configurations.

At the box base, there is the 8 SC adapters panel with individual rotary movement for better access and manipulation.

The box is separated into two areas, the operator area, and the subscriber area. The operator area is protected and cannot be accessed from the subscriber area.



  • High impact plastic, standard user interface
  • Removable cover for easy access
  • Suitable for 1×4,1×8 PLC splitter
  • Anti-UV, shocking resistance
  • Available for wall mount
  • Unique middle panel≥180°, clear area for splicing and distribution, less cross-connection for cables



  • Widely used in FTTH access network.
  • Telecommunication Networks
  • CATV Networks
  • Data communications Networks
  • Local Area Networks


Technical Specifications

Parameter Specifications
Color White
Material ABS
Capacity (cores) 8
Installation Models Wall Mounted
Fiber bend radius ≥40mm
Splice tray excess loss ≤0.01dB
Anti lateral pressure ≥2000N / 10 cm
Shock resistance ≥20N.m
Working Temp. -25℃~+60℃
Storage Temp. -40℃~+70℃
Humidity 93%(+30℃)


Order Information

Model Dimension Max.Capacity Note
FDB-08R 192*133*47mm 8 ports & splice Wall mount



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