Fiber Distribution Box Plastic
Model:GL-A1-16T Fiber Optic Terminal Closure
The Distribution Box Plastic 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
GL-A1-16T Distribution Box Plastic represents the next-generation fiber terminal closure, specifically designed for modern FTTx (Fiber to x) communication networks.
This terminal unit, as a key interface between feeder cables and drop-out cables, provides a comprehensive solution for optical fiber management, splicing and distribution.
It focuses on reliability in its design to ensure optimal performance in a wide range of deployment scenarios, from dense urban environments to challenging rural facilities.
Core innovation
This Distribution Box Plastic supports up to 16 fiber optic terminals while maintaining a compact footprint, making it an ideal choice for equipment with limited space
Technical Specifications
Environmental Performance
Operating Temperature: -40℃ to +85℃
Storage Temperature: -50℃ to +85℃
Relative Humidity: Up to 85% at 30℃
Altitude Rating: Up to 4500 meters
Optical Performance
Insertion Loss: ≤0.15dB (typical)
Return Loss: ≥50dB (UPC), ≥60dB
(APC)
Polarization Dependent Loss: ≤0.1dB
Wavelength Range: 1260-1650nm
Mechanical & Electrical
Protection Rating: IP65/66 (Dust-tight & Water-resistant)
Insulation Resistance: ≥2×10⁴MΩ/500V DC
Withstand Voltage: ≥3000V DC (Ground to Metal)
Cable Entry Ports: 2× feeder, 1× drop cable

Advanced design features
The GL-A1-16T Fiber Optic Terminal Closure adopts a fully sealed structure and is made of PC+ABS composite material, which can resist environmental pressures such as ultraviolet radiation, extreme temperatures, moisture and exposure to chemical substances. The material formula ensures long-term durability with minimal degradation over a decades-long service life.
Inside the sealing device, there is a complex cable management system that provides dedicated channels for feeders, drop-out cables, pigtails and patch cords. This separated routing can prevent signal interference and mechanical stress. This design can accommodate various separator configurations, including PLC separators in 1:8,1:16 or 1:32 scales.
By accessing the design without tools, the installation efficiency has been enhanced, enabling technicians to carry out maintenance and upgrades without the need for specialized equipment. The color coding of internal components and a clear label system simplify optical fiber identification, reduce installation errors, and are particularly suitable for high-density deployment scenarios.

Applications
The versatility of GL-A1-16T makes it suitable for a variety of deployment scenarios, including fiber-to-the-home (FTTH) networks, fiber-to-the-building (FTTB) installations, mobile backhaul applications, and enterprise connectivity solutions. Its sturdy structure makes it suitable for both indoor and outdoor applications, with specific installation options available for pole, wall or chain mounting.
Industry application scenarios and solutions




Standard compatibility
GL-A1-16T has undergone rigorous verification tests for mechanical strength, environmental durability and optical performance to ensure that the quality and reliability of all production batches comply with international standards such as Telcordia GR-771, ITU-T recommended standards and IEC 61753-1 fiber optic closure.

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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