Dissect the Fiber Optic Splice Closure for the Product Manager or Buyer

Brief of the Fiber Optic Splice Closure(FOSC)

Fiber optic closures are protective enclosures used in various network types, including transport, metropolitan, FTTx, and PON. They feature IP68 protection and accommodate direct Fiber splicing of fibers or to fiber optic splitters. Installation can be in cable chambers, underground, or mounted on poles or walls. Key considerations for selection include aerial vs. buried placement, in-line vs. butt, port counts, and cable diameter. These closures protect optical fiber splices and connectors from different cables, such as feeder, branch, drop, ribbon, loose tube, and microcables. Constructed with weather-resistant shells and fiber managers, they can be installed Man-hole, in aerial settings, or wall-mounted.

The Features of the Fiber Optic Splice Closure (FOSC)

【Material】-Made of durable plastic materials like PC+ABS, PC/ABS/PP with metallic parts insided.

【Mounting method】 -Suitable for Wall mounting, Aerial mounting and pole mounting applications.

【High density】 - Compact design supports up to 576 fibers for the maximum capacity.

【Designing】 - Popular on Dome type and Inline/Horizontal. type

【Splice trays】 - 6-36 fibers trays organize and protect fiber splices and slack.

【Cable entry】 - Two different sealing types that heat shrink or mechanical seals.

【Strain relief】 - Adjustable brackets provide strain relief for cables.

【Waterproof Rate】 - Rated with IP68 for water and dust protection.

【Cable Entry】 -Accommodates cable diameters from 6mm to 17.5mm

【Cost-effective】 - Economical fiber management solution for optimizing networks.

The Structure and Function of Fiber Splice Closure

A fiber optic splice closure is a durable enclosure for splicing and managing fiber cables in telecommunication systems. It provides robust environmental protection, supports various cable capacities, and is made from high-strength, corrosion-resistant materials. Its scalable design and comprehensive accessories ensure efficient network operation and expansion.

Exterior Shell

It is typically made from high-strength materials like reinforced plastic or metal, designed to endure harsh environmental conditions including UV exposure, temperature extremes, and moisture.

Environmental Protection

Provides a robust barrier against external elements, ensuring the long-term integrity and performance of internal fiber connections.

Internal Fiber Holding Trays

Trays or compartments within the closure for securely holding and organizing spliced fibers.

Splicing and Organization

Facilitates precise and protected Fiber splicing of cable, ensuring effective alignment and connection while preventing entanglement and stress on the fibers.

Bend Radius Control

Internal design features such as guides or channels specifically shaped to ensure that fibers are laid out with proper bend radius.

Fiber Protection

Prevents excessive bending of the optical fibers, which is critical for maintaining signal integrity and preventing fiber damage, especially important in environments with frequent adjustments or in high-density splicing situations.

Sealing Mechanism

Robust seals, typically made of rubber or similar materials, that are integrated into the closure.

Moisture and Dust Resistance

Ensures a watertight and dustproof environment for the delicate fiber connections, crucial for maintaining signal integrity.

Cable Ports

Entry and exit points engineered to accommodate various types and sizes of fiber optic cables.

Cable Management

Provides structured and secure entry and exit pathways for optical cables, maintaining proper bend radius and protecting cables from strain.

Lockable Cover

A lockable lid or access panel, often requires tools or keys for opening.

Security and Restricted Access

Prevents unauthorized access and tampering with the internal fiber connections, maintaining network security.

Clamping and Anchoring Mechanism

Seals and gaskets around openings and covers that prevent water ingress.

Cable Stability

Ensures that cables are firmly anchored, reducing strain and risk of disconnection or damage, particularly in outdoor or high-movement environments.

Pressure Equalization Valve

A small, specialized valve is integrated into the closure’s body.

Atmospheric Pressure Balancing

This valve helps to equalize internal and external pressure, particularly important in preventing condensation inside the closure and in maintaining seal integrity during temperature and altitude changes. It’s especially useful in outdoor or varying environmental conditions, ensuring long-term protection of the fiber connections.

Loose Tube Storage Area

A designated space within the closure specifically for accommodating excess lengths of loose tube fiber routing.

Redundancy and Flexibility

This area allows for the storage of extra lengths of fiber, providing redundancy and flexibility for future network adjustments or repairs. It ensures that there is sufficient slack for re-routing or re-splicing fibers without the need for additional cabling, thereby enhancing the closure’s adaptability and serviceability over time.

Different Main Features of FOSC

A fiber splice closure is used for securely protecting fiber optic splices, organizing cables, ensuring environmental resistance, managing cable entries and exits, and providing scalable, adaptable connectivity in fiber optic networks.

Fiber Splicing

Fiber Routing

Cable Lead-in&out

Cable Entrances

Producing Process of Fiber Optic Splice Closure(FOSC)

The production of a fiber optic splice closure involves designing for environmental resilience, selecting durable materials, molding the casing, assembling internal components like splice trays, ensuring cable management, sealing for waterproofing, adding security features, conducting quality checks, and finally packaging for distribution.