2.1 Dimension and capacity
| Outside dimension (Height x Diameter) | 480mm×220mm |
| Weight (excluding outside box) | 3500g—4100 g |
| Number of inlet/out ports | 6 pieces |
| Diameter of fiber cable | Φ8mm~Φ21mm |
| Capacity of FOSC | Bunchy:24-288 (cores), Ribbon: up to 432(cores) |
2.2 Main components
| No. | Name of components | Quantity | Usage | Remarks |
| 1 | FOSC cover | 1 piece | Protecting fiber cable splices in whole | Height x Diameter
400mm x 220mm |
| 2 | Fiber optic splice tray (FOST) | Max. 6 trays (either bunchy or ribbon | Fixing heat shrinkable protective sleeve and holding fibers | Suitable for:
Bunchy: 24,36, 48, 72 (cores)
Ribbon:12,18 (pieces) |
| 3 | Base | 1set | Fixing internal and external structure | |
| 4 | Fiber holding tray | 1 pcs | Holding fiber with protective coat | |
| 5 | Plastic hoop | 1 set | Fixing between FOSC cover and base | |
| 6 | Gasket ring | 1 set | Big gasket ring is used to seal FOSC cover and base.
Small gasket ring is used to seal entry/exit tube | 1 piece of big gasket ring, 6 pieces of small gasket ring |
| 7 | Pressure testing valve | 1 set | After inject air, it is used for pressure testing and sealing testing | Configuration as per requirement |
| 8 | Earthing deriving device | 1 set | Deriving metallic parts of fiber cables in FOSC for earthing connection | Configuration as per requirement |