Fiber Distribution Box Outdoor
Model:GL-A1-16R Fiber Optic Terminal Closure
The Fiber Distribution Box Outdoor is used as a termination point for the feeder cable to connect with drop cable in FTTx communication network system. The fiber splicing, splitting, distribution can be done in this box, and meanwhile it provides solid protection and management for the FTTx network building.
- Product Introduction


Product Overview
The GL-A1-16R Fiber Distribution Box Outdoor is specifically designed for high-density FTTx deployments. This advanced terminal unit, as a key interface point of the optical distribution network, promotes seamless connection between feeder cables and user drop cables, while ensuring the best signal integrity and network stability.
Adopting a modular architecture design, the GL-A1-16R can accommodate up to 16 fiber optic ports and is equipped with an intelligent cable management system that can prevent the bending radius from exceeding the limit and minimize signal degradation. The innovative design of this unit combines thermal management functions, making it suitable for indoor and outdoor installation in various climatic conditions.
Fiber Capacity
16 ports, SC/APC or SC/UPC connectors
Insertion Loss
≤ 0.2 dB (typical), ≤ 0.3 dB (maximum)
Return Loss
≥ 55 dB (APC), ≥ 50 dB (UPC)
Operating Temperature
-40°C to +85°C
Protection Rating
IP66 (dust-tight and protected against powerful water jets)
Material Construction
High-impact PC+ABS composite with UV stabilization

Advanced design features
The GL-A1-16R Fiber Distribution Box Outdoor integrates an intelligent cable strain relief mechanism, which can automatically adjust the tension according to environmental conditions, prevent the micro-bending of optical fibers, and ensure consistent optical performance throughout the product life cycle. The passive thermal regulation system of this unit maintains the internal temperature within the optimal range without the need for an external power supply.
|
Configuration table |
Wall mounting |
Pole mounting installation |
|
Model |
16 core |
16 core |
|
Size(mm) |
290*210*82 |
290*210*82 |
|
Material |
PC/ABS |
PC/ABS |
|
Color |
black |
black |
Applications
This terminal box is highly suitable for deploying FTTH networks in multi-residential unit (mdu), business parks and campus environments, and supports various network architectures, including point-to-point, passive optical network (PON) and wavelength division multiplexing (WDM) systems.
Its robust structure and environmental resilience also make it an ideal choice for outdoor cabinet installations, building entry points, and distributed antenna system (DAS) connection nodes. This equipment complies with international standards, including Telcordia GR-487, IEC 61753 and the optical distribution network equipment recommended by ITU-T.
Industry application scenarios and solutions




Installation and Maintenance
The GL-A1-16R supports wall mounting, pole mounting and rack mounting. This device features an integrated cable entry port with dedicated connectors, capable of accommodating various cable diameters ranging from 4mm to 16mm, providing multi-functional installations in different network scenarios.
Through color-coded optical fiber management, clear port identification and tool-free inspection panels, maintenance operations are simplified. Compared with traditional junction boxes, maintenance time can be reduced by 40%. This product includes built-in test points for optical time domain reflectometry (OTDR) testing and power monitoring without interrupting real-time traffic.

Service and Support
We extend our gratitude for your support of our company's products. Should you have any questions or suggestions, please do not hesitate to contact us. We are committed to providing you with timely and excellent service.
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