


Description
FOSCYH7 Dome Type Heat Shrinkable Fiber Optic Splice Closure (FOSC) is heat shrinkable sealing and suitable for uncut cables.
Specification:
| Model | FOSCYH7 |
| Type | Dome type |
| Sealing Structure | Heat shrinkable |
| Number of Inlet/Outlet ports | 7 ports |
| Cable Diameter | 1 port×38mm; 6 ports×25mm |
| Maximum Capacity | Bunchy: 288 fibers;Ribbon: 864 fibers |
| Capacity per Splice Tray | Bunchy: single layer: 12 fibers; dual layers: 24 fibers;Ribbon: standard: 3pcs; max.: 6pcs |
| Quantity of Splice Tray | 12pcs |
| Body Material | PC |
| Sealing Material | Thermoplastic rubber |
| Assembling method | Aerial, direct buried, pipelined, wall mounting, manhole |
| Dimension | 515(H)×310(D)mm |
| Net Weight | 3.2~4.0KG |
| 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. 12pcs |
| 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 |
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 primary application and design of the FOSCYH7 Dome Type Fiber Optic Splice Closure?
A: The FOSCYH7 is a dome-type Fiber Optic Splice Closure (FOSC) featuring heat-shrinkable sealing specifically designed to protect fiber optic cable splices, including uncut cables. It supports a wide range of deployment methods, including aerial, direct buried, pipelined, wall mounting, and manhole installations.
Q2: What cable entry ports and fiber capacities does the FOSCYH7 closure support?
A: Port and splicing capacity specifications include:
- Inlet/Outlet Ports: 7 total cable entry ports (1 main oval port × 38 mm diameter; 6 branch ports × 25 mm diameter).
- Bunchy Fiber Capacity: Up to 288 fibers using a maximum of 12 splice trays (12 fibers per single-layer tray / 24 fibers per dual-layer tray).
- Ribbon Fiber Capacity: Up to 864 fibers.
Q3: What are the material construction and physical specifications of this dome closure?
A: Technical specifications include:
- Body & Sealing Materials: High-impact Polycarbonate (PC) body with thermoplastic rubber sealing.
- Dimensions & Weight: 515 (H) × 310 (D) mm body | 3.2 kg to 4.0 kg net weight.
- Environmental Rating: Operating temperature range of -40°C to +65°C.
Q4: Who manufactures the FOSCYH7 splice closure and what is its reference price?
A: Manufactured by FirstFiber Technologies, the FOSCYH7 Dome Type Heat Shrinkable Fiber Optic Splice Closure carries a reference price starting at $29 USD.
Q5: How can I select capacity options and request a volume quotation?
A: Select your required core capacity (ranging from 24 Cores to 288 Cores) on the product page, then click “Add to Quote” for volume pricing or “Request a Demo” for evaluation inquiries.




