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16-Core Horizontal Fiber Optic Splice Closure – IP68 Waterproof for Aerial, Duct & Underground
Protects up to 16 fiber splice cores for FTTH/FTTB and telecom access.
Supports aerial, wall, pole, duct, or underground installation.
Splice tray organizes splices and ensures proper bend radius.
Integrates cable entry, fixing, storage, splice protection, and branching.
Suitable for single‑mode and multimode fibers.
Durable housing for indoor/outdoor reliability.
Applicable for carriers, ISPs, contractors, campus, and industrial networks.
What is a 16 Core Fiber Optic Splice Closure?
A 16 Core Fiber Optic Splice Closure is a protective enclosure used to house and protect optical fiber splices in fiber optic communication networks. It is designed for small-capacity fiber cable connection points, helping technicians splice, store, route and protect up to 16 fiber cores in FTTH, FTTB, telecom access and outdoor fiber cable systems.
16 Core Fiber Optic Splice Closure Specification parameters
- Specification parameters
- OPTICAL CHARACTERISTICS
| Name | Material | Size | Color | Weight (kg) | Product Capacity | Packaging |
|---|---|---|---|---|---|---|
| Splice box | PP+GF | 380×245×155 mm | Black | 4.5 | 16 cores (standard) | Individual packaging, 4 pcs/large box |
Product Structure & Composition
Outer Housing: Protects splices from dust, moisture, and impact; supports aerial, wall, pole, duct, or underground installation.
Cable Entry & Sealing: Seals cable entries to prevent water/dust ingress for stable outdoor performance.
Cable Fixing: Clamps secure cables to relieve tension and avoid pulling on splices.
Splice Tray: Organizes fusion splices and maintains proper bend radius to reduce signal loss.
Fiber Routing & Storage: Provides space for spare fiber and guides cables neatly for easy installation and maintenance.
Locking & Protection: Secures the closure and safeguards fiber connections during long‑term FTTH/telecom operation.
Benefits of 16 Core Fiber Optic Splice Closure
1. 16‑Core Splice Protection & Compact Design
Protects up to 16 splices for small FTTH nodes (villas, shops, low‑density areas), balancing capacity with compact size.
2. Organized Routing & Easy Maintenance
Internal splice tray and routing space ensure proper bend radius, reduce clutter, and simplify inspection or expansion.
3. Outdoor & Indoor Installation Flexibility
Supports aerial, pole, wall, duct, or underground deployment with appropriate sealing for outdoor use.
4. Cost‑Effective Solution for Low‑Capacity Splicing
Provides essential splice protection without excess size or capacity – ideal for last‑mile and small‑scale fiber projects.
Engineering Applications 16 Core Fiber Optic Splice Closure
Shipping & Packaging
Product Comparison：
16 Core Fiber Optic Splice Closure vs 24 Core Fiber Optic Splice Closure
| Feature / Dimension | 16 Core Fiber Optic Splice Closure | 24 Core Fiber Optic Splice Closure |
|---|---|---|
| Splice Capacity | Supports up to 16 fiber splice cores. | Supports up to 24 fiber splice cores. |
| Best Application | Suitable for small FTTH access points, low-density branch points and compact fiber splice locations. | Suitable for small to medium fiber access points with more splice connections. |
| Installation Space | More compact and easier to install in limited spaces. | Usually larger, with more internal space for additional fiber splices. |
| Network Expansion | Suitable for projects with limited splice quantity and moderate expansion needs. | Provides more reserved splice capacity for future network growth. |
| Cable Management | Easier to manage when the number of fiber cores is small. | Better for managing more splice cores and additional cable branches. |
| Cost Position | More economical for low-capacity splice protection projects. | Higher initial cost but offers more splice capacity. |
| Maintenance | Simple maintenance due to lower splice density and cleaner routing. | Requires more careful fiber routing as splice density increases. |
| Recommended Use | Choose when compact size, lower cost and small-capacity splice protection are the priority. | Choose when more fiber cores need to be spliced or future expansion is expected. |
16 Core Fiber Optic Splice Closure Selection Guide
Choose the 16 Core Splice Closure for Small Fiber Access Points
If the project only needs to protect a small number of fiber splices, the 16 Core Fiber Optic Splice Closure is a practical choice. It provides essential splice protection while keeping the enclosure compact and easy to install.
Choose 16 Core Capacity When Space and Cost Matter
For small FTTH access nodes, low-density branch points, villas, shops and small office networks, a 16 core closure can reduce unnecessary enclosure size and cost while still providing reliable fiber splice protection.
Choose 24 Core or Higher Capacity for Future Expansion
If the project may require more splice cores in the future, or if the closure will be installed at a medium-density fiber branch point, a 24 core or higher-capacity splice closure may be more suitable.
Confirm Installation Type and Cable Entry Requirements
Before selecting the splice closure, confirm whether the installation is aerial, wall-mounted, pole-mounted, duct or underground. Also check cable diameter, cable entry quantity, sealing method, splice tray capacity and whether the closure must meet outdoor protection requirements.
Installation Instructions
1. Check & Prepare
Inspect the closure and accessories; strip and route cables as planned.
2. Fix & Seal
Secure cables with clamps; install seals to prevent dust/moisture ingress.
3. Splice & Route
Splice fibers, apply protection sleeves, place in tray, organize slack, maintain bend radius.
4. Close & Test
Secure closure, test continuity and insertion loss to verify link stability.
Download YRTFIBER Product Catalog
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Frequently Asked Questions & Quick Inquiry
16 Core Fiber Optic Splice Closure FAQ
What is the capacity of this horizontal splice closure?
This model supports up to 16 core fiber splices and is compatible with both single-mode and multi-mode fibers, depending on the internal tray configuration.
Is this closure waterproof?
Yes, it features IP68-rated mechanical sealing to ensure protection against water, dust, and outdoor environmental conditions.
What types of installations is this splice box suitable for?
It is suitable for wall-mounted, aerial, direct-burial, underground pipeline, or manhole installations across FTTH, CATV, backbone, or access networks.
Can it be reused or reopened after installation?
Yes, its mechanical sealing structure (no gel) allows for easy re-entry and future maintenance without compromising protection.
Do you provide OEM/ODM services for this product?
Yes, we support both OEM and ODM. We can customize logos, packaging, and product structure upon request.
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