Fiber Joint Enclosure

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Fiber Joint Enclosure
Details
Item: fiber joint enclosure
Model: GL-GPJ09-5601
Max Capacity: 144 single fibers (24/48/72/96/120/144)
Application:aerial, pole-mounting, wall-mounting and underground
It can be used for different applications of optical fiber cable splicing & branching, different splice trays and sealing kits for different size fiber cable can be choosed.
Category
Fiber Optic Enclosure
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Description

Quick Product Summary

 

Product Name Fiber Joint Enclosure / Dome Fiber Splice Closure
Model GL-GPJ09-5601
Application Aerial, pole-mounting, wall-mounting, manhole, pipe-lined, and underground optical cable splicing
Maximum Capacity 144 single fibers or 432 ribbon fibers
Cable Entry 1 oval port for express / uncut cable + 4 round branch ports
Cable Diameter Suitable for Φ8–Φ18 mm fiber optic cables
Sealing Method Mechanical sealing with rubber sealing components, plastic screws / nuts, and circular plastic hoop
Project Support Splice tray selection, sealing kit matching, PLC splitter support, sample supply, and bulk project supply

 

Product Overview 

 fiber joint enclosure

The GL-GPJ09-5601 fiber joint enclosure is a dome series optical fiber splice closure designed to protect fiber splicing points, branch connections, and express cable routes in outdoor optical distribution networks.

The enclosure uses one oval port for loop-through or uncut cable applications and four round ports for branch cable entry. This structure supports direct transmission, cable branching, and fiber protection in FTTH, FTTB, ODN, backbone distribution, and access network projects.

Its mechanical sealing structure uses rubber sealing components, plastic compression screws, and a circular hoop to create a sealed closure without heat-shrink operation. This makes it suitable for field installation where repeat access, spare parts replacement, and controlled sealing performance are important.

Key Features 

144 Core Splicing Capacity

Supports up to 144 single fibers with 6 splice trays, making it suitable for medium-capacity outdoor fiber distribution and branch networks.

Express Cable + Branch Ports

One oval port supports uncut / loop-through cable routing, while four round ports support branch cable entry for flexible network expansion.

Mechanical IP68 Sealing

Rubber sealing components, helix pressing, vertical pressing, and hoop fastening help protect the cable joint area in harsh outdoor environments.

Technical Specifications

 

Item Name Fiber Joint Enclosure GL-GPJ09-5601
Size 460 × Φ225 mm
Color Black
Cable Ports 1 oval port and 4 round ports
Suitable Cable Diameter Φ8–Φ18 mm fiber optic cable
Protection Grade IP68
Fiber Splice Capacity Single fiber: 144 cores; ribbon fiber: 432 cores
Capacity of Single Tray Single fiber: 24 cores; ribbon fiber: 72 cores
Maximum Tray Quantity 6 pcs
PLC Splitter 1 pc mini PLC splitter can be accommodated if required
Installation Method Aerial / manhole / wall / pole mounting
Inner Carton 475 × 235 × 205 mm, 1 piece
Outer Carton 740 × 590 × 450 mm, 6 pcs

 

Note: Splice tray type, cable sealing kit, grommet configuration, splitter installation, and accessory package should be confirmed according to cable diameter and project installation method.

 

Cable Port and Splice Tray Configuration

Cable Entry Layout

  • 1 oval port for express cable or uncut cable branching
  • 4 round ports for branch cable entry
  • Suitable for Φ8–Φ18 mm optical fiber cables
  • Mechanical sealing components selected according to cable size

Splice Tray Options

  • 7# splice tray option
  • 8# splice tray option
  • Single tray capacity: 24 single fibers or 72 ribbon fibers
  • Maximum tray assembly: 6 pcs

 

Application Scenarios

This fiber joint enclosure is suitable for outdoor cable splicing and branching points where fibers need to be stored, protected, and routed to multiple distribution directions.

  • FTTH / FTTB optical distribution networks
  • Feeder cable and distribution cable branch points
  • Backbone cable splicing and protection
  • Aerial fiber cable routes
  • Pole-mounted outdoor fiber splice points
  • Wall-mounted outdoor cable access points
  • Manhole and underground cable joints
  • ODN deployment with optional PLC splitter
Application Scenarios

Why Choose This Fiber Joint Enclosure? 

For Telecom Contractors

  • Supports common aerial, pole, wall, manhole, and underground installation methods
  • Express cable port supports uncut cable branching
  • High splice capacity for FTTH and ODN branch points
  • Mechanical sealing design helps simplify field operation

For Distributors and Project Buyers

  • Stable model for outdoor fiber splice closure supply
  • Splice tray, grommet, sealing kit, and spare parts support
  • Sample and bulk order support
  • Suitable for telecom project BOM and ODN material supply

 

OEM and Bulk Order Support 

This fiber joint enclosure is suitable for outdoor cable splicing and branching points where fibers need to be stored, protected, and routed to multiple distribution directions.

Available Customization Options

Splice tray type selection

7# / 8# tray configuration

Cable sealing kit matching

Round port and oval port grommet configuration

Mini PLC splitter installation support

Accessory kit and spare parts supply

Neutral packaging or project carton labeling

Sample support and bulk shipment

Project BOM support for FTTH / ODN deployment

fiber joint enclosure is suitable for outdoor cable splicing

Information Needed for Quotation

 

Required Information Example
Quantity 100 pcs / 500 pcs / project batch
Installation Method Aerial, pole-mounted, wall-mounted, manhole, or underground
Cable Diameter Φ8 mm, Φ12 mm, Φ16 mm, or Φ18 mm
Required Capacity 24 / 48 / 72 / 96 / 120 / 144 single fibers
Tray Requirement 7# tray or 8# tray; required tray quantity
Splitter Requirement With or without mini PLC splitter
Packaging Neutral carton / project label / distributor requirement
Destination Country For freight quotation

 

FAQ

Q: What is a fiber joint enclosure used for?

A: A fiber joint enclosure is used to protect optical fiber splicing points, cable branch connections, and fiber storage areas in outdoor fiber optic networks.

Q: What is the maximum capacity of GL-GPJ09-5601?

A: The GL-GPJ09-5601 supports up to 144 single fibers or 432 ribbon fibers, depending on tray configuration and project requirements.

Q: How many cable ports does this enclosure have?

A: This model has one oval port for express or uncut cable applications and four round ports for branch cable entry.

Q: What cable diameter is supported?

A: The enclosure is suitable for Φ8–Φ18 mm fiber optic cables. The correct sealing kit should be selected according to the actual cable diameter.

Q: Can it be used for uncut cable branching?

A: Yes. The oval cable port is designed for express cable or uncut cable branching, which is useful for feeder cable routes and distribution branch points.

Q: Is this fiber joint enclosure waterproof?

A: Yes. The product specification lists IP68 protection. Correct sealing kit selection, even compression, and proper installation are required to maintain sealing performance.

Q: What is the difference between heat-shrink sealing and mechanical sealing?

A: Heat-shrink sealing uses heat-shrink sleeves to seal cable entries, while mechanical sealing uses rubber grommets, clamps, screws, or compression parts. This model uses mechanical sealing, which can simplify repeat access and spare-part replacement.

Q: Can this enclosure accommodate a PLC splitter?

A: Yes. The splice tray structure can accommodate one mini PLC splitter if required by the project configuration.

Q: Which installation methods are suitable?

A: The enclosure can be used for aerial, manhole, wall, and pole-mounted installations. It can also be used in underground or pipe-lined optical cable routes when installed according to project requirements.

Q: What information should I provide before ordering?

A: Please provide quantity, cable diameter, installation method, required fiber capacity, splice tray type, PLC splitter requirement, packaging requirement, and destination country.


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Our Quality Promise

Comprehensive 3-Year Warranty

We confidently back all our products with a 3-year warranty. Our specific service policy is: within one year for quality issues, we take full responsibility for returns; within two years, for replacements; and within three years, for repairs.

Clear & Competitive MOQ

We welcome both trial and bulk orders. Our standard Minimum Order Quantity (MOQ) is 50 units. We also offer free samples for testing​ to help you evaluate our quality with confidence.

Fast & Reliable Logistics

We guarantee delivery within 10 days​ for standard items. Our logistics advantage includes cost-effective door-to-door service​ to simplify shipping for you.

Our Foundation

Backed by 18 years of experience​ since 2008, we control quality from our own factory, accept OEM/ODM​ requests, and maintain ready stock​ for wholesale. We focus on delivering the optimal balance of price and quality​ directly to end customers​ worldwide.

 

Your trust is our priority. Partner with us for dependable fiber optic solutions supported by clear promises.

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