


Description
FOSCYM9 Dome Type Heat Shrinkable Fiber Optic Splice Closure (FOSC) is heat shrinkable sealing and suitable for uncut cables.
Specification:
| Model | FOSCYM9 |
| Type | Dome type |
| Sealing Structure | Heat shrinkable |
| Number of Inlet/Outlet ports | 9 ports |
| Cable Diameter | 1 port×38mm; 8 ports×13mm |
| Maximum Capacity | Bunchy: 144 fibers;Ribbon: 432 fibers |
| Capacity per Splice Tray | Bunchy: single layer: 12 fibers; dual layers: 24 fibers;Ribbon: standard: 6pcs; max.: 12pcs |
| Quantity of Splice Tray | 6pcs |
| Body Material | PC |
| Sealing Material | Thermoplastic rubber |
| Assembling method | Aerial, direct buried, pipelined, wall mounting, manhole |
| Dimension | 470(H)×210(D)mm |
| Net Weight | 2.6~3.4KG |
| Temperature | -40℃~65℃ |
Main Components:
| Item | Name | Usage | Quantity |
| 1 | Housing (Cover) | To protect splices of fiber optic cables | 1pc |
| 2 | Splice Tray | To fix Fiber Splice Protective Sleeves | Max. 6pcs |
| 3 | Fiber Holding Tray | To store loose tube fibers | 1pc |
| 4 | Housing (Base) | To fix internal and external structure | 1pc |
| 5 | Plastic Hoop | To fix Housing Cover and Base | 1pc |
| 6 | Sealing Grommet | To seal Cover and Base | 1 set |
Standard Accessories:
| Item | Name | Usage | Quantity |
| 7 | Heat Shrinkable Protective Tubes and Branching Clip | To seal fiber optic splice closure | As per capacity |
| 8 | Fiber Splice Protective Sleeves | To protect fiber splices | Same as capacity |
| 9 | Nylon Tie | To fix buffer tubes with fibers inside | 8pcs |
| 10 | Grounding Wire | To connect with grounding device | 1pc |
| 11 | Abrasive Cloth | To polish fiber optic cable | 1pc |
| 12 | Labelling Paper | To label fibers | 1 set |
| 13 | Hanging Hoop | To install on wall and pole | 1 set |
| 14 | Heat Shrinkable Fixing Tube (Mass) | To seal fiber cables | optional |
| 15 | Aluminum-foil Paper | To protect cable ports when heated | 1pc |
| 16 | User Manual | To instruct installation | 1pc |
Optional Accessories:
| Item | Name | Usage | Quantity |
| 1 | Valve | To perform pressure and sealing testing | 1pc |
| 2 | Grounding Device | To derive metallic components of fiber cable | 1 set |
| 3 | Buffer Tube | To protect fibers and be fixed on splice trays | specified |
| 4 | Desiccant | To desiccate air in FOSC after sealing | 1 bag |
FAQ
Q1: What is the main application and structural design of the FOSCYM9 Dome Type Splice Closure?
A: The FOSCYM9 is a 9-port dome-type Fiber Optic Splice Closure (FOSC) engineered with heat-shrinkable sealing to protect fiber optic cable splices, including uncut mid-span cables. It is built for a wide array of deployment environments, including aerial, direct buried, underground pipeline, wall mounting, and manhole installations.
Q2: What are the key cable entry port configurations and splicing capacities of the FOSCYM9?
A: Key features include:
- High Port Count: Features 9 total cable entry ports (1 main oval port × 38 mm diameter and 8 branch ports × 13 mm diameter).
- High Splicing Capacity: Supports up to 144 bunchy fibers or up to 432 ribbon fibers.
- Modular Splice Trays: Includes up to 6 splice trays, with each tray accommodating 12 single-layer or 24 dual-layer bunchy fiber splices.
- Environmental Protection: Uses heat-shrinkable protective tubes, branching clips, and thermoplastic rubber grommets to maintain an airtight, moisture-proof seal.
Q3: What are the material construction, physical dimensions, and operating conditions of the FOSCYM9 closure?
A: Technical specifications include:
- Body & Sealing Materials: High-strength Polycarbonate (PC) outer body with thermoplastic rubber sealing.
- Dimensions & Weight: 470 (H) × 210 (D) mm outer body | 2.6 kg to 3.4 kg net weight.
- Operating Temperature: Weather-resistant performance rated from -40°C to +65°C.
- Package Contents: Includes a fiber holding tray, grounding wire, hanging hoop set, nylon ties, abrasive cloth, labeling paper, user manual, and aluminum-foil protection paper.
Q4: Who manufactures the FOSCYM9 splice closure and what is its reference price?
A: Manufactured by FirstFiber Technologies, the FOSCYM9 Dome Type Heat Shrinkable Fiber Optic Splice Closure carries a reference price starting at $26 USD.
Q5: How can I select capacity options and request a volume quotation?
A: Choose your required capacity configuration (24 Cores, 48 Cores, or 72 Cores) on the product page and click “Add to Quote” to submit a volume pricing inquiry or select “Request a Demo” for an evaluation request.




