Spring Optical Communication is one of the largest and best 8 port waterproof fiber optic distribution box manufacturers and suppliers with rich experience. Welcome to buy our high quality products or wholesale our customized 8 port waterproof fiber optic distribution box in stock with our factory. Also, free sample is also available if necessary.

1. Overview of 8 Port Waterproof Fiber Optic Distribution Box
The 8 port waterproof fiber optic distribution box is a user-side optical cable management device in FTTH systems. It functions as:
·Fiber cable termination point
·Branching and cross-connection node
·Optical splitting enclosure (PLC compatible)
·Fiber splicing and distribution unit
The SP-FTTH-B08 is typically deployed at the subscriber access point within an FTTH-ODN architecture. Depending on installation requirements, it can be classified as:
·Indoor or outdoor installation type
·Distribution-only type
·Optical splitter integrated type
It ensures safe transition from feeder cable to drop cable while maintaining mechanical and environmental protection of fiber connections.
2. Application Environment of 8 Port Waterproof Fiber Optic Distribution Box
The enclosure is engineered for harsh outdoor telecom environments and meets the following operating specifications:
·Operating Temperature: -40°C to +65°C
·Relative Humidity: ≤ 85% (+30°C)
·Atmospheric Pressure: 70 kPa to 106 kPa
·Ingress Protection Rating: IP67
The IP67 rating ensures complete protection against dust ingress and temporary immersion in water, making the 8 port waterproof fiber optic distribution box suitable for pole-mounted and wall-mounted outdoor installations.
3. Standards Compliance of 8 Port Waterproof Fiber Optic Distribution Box
This 8 port waterproof fiber optic distribution box complies with relevant international and telecom industry standards:
·UL 94 – Flammability test for plastic materials used in devices and appliances
·YD/T 2150-2010 – Optical Fiber Cable Distribution Box (Telecom Industry Standard)
For undated references, the latest applicable version of the standard shall apply.
Compliance with these standards ensures material safety, structural reliability, and telecom-grade performance.
4. Main Features of 8 Port Waterproof Fiber Optic Distribution Box
4.1 High-Strength Engineering Material
·Made of high-quality PP (polypropylene) engineering plastic
·Excellent mechanical strength
·UV-resistant and weather-resistant
·Durable structure with elegant industrial appearance
4.2 Flexible Installation Options
The 8 port waterproof fiber optic distribution box supports:
·Indoor wall-mounted installation
·Outdoor wall-mounted installation
·Pole-mounted installation
This flexibility enables deployment in residential FTTH projects, MDUs, and outdoor access networks.
4.3 Integrated Fiber Management Design
·Built-in stacked splice tray
·Splice tray is removable for easy installation and maintenance
·Logical and organized fiber routing design
·Secure clamping for feeder cable and drop cable
·Integrated splicing, fixing, storage, and distribution functions
All fiber operations (splicing, PLC splitting, pigtail storage, adapter mounting) are performed within one enclosure.
5. Technical Specifications of 8 Port Waterproof Fiber Optic Distribution Box
5.1 Optical Performance
·Insertion Loss: ≤ 10.5 dB
·UPC Return Loss: ≥ 50 dB
·APC Return Loss: ≥ 50 dB
These parameters ensure stable optical transmission performance in FTTH access networks.
5.2 Lightning Protection & Electrical Safety
The 8 port waterproof fiber optic distribution box provides reliable insulation and voltage resistance performance:
Insulation Resistance:
≥ 2 × 10⁴ MΩ / 500V (DC)
(Between grounding device and metal parts)
Voltage Withstand:
≥ 3000V (DC) / 1 min
No puncture, no flashover
These parameters ensure compliance with telecom grounding and lightning protection requirements.
6. Configuration Table of 8 Port Waterproof Fiber Optic Distribution Box
| Model | Size (A×B×C) | Max Capacity | Wall Installation Size (D×F) | FOSC Capacity (Bunchy) | Max Cable Diameter |
|---|---|---|---|---|---|
| SP-FTTH-B08 | 336.5 × 195 × 128 mm | 8 ports (SC/APC) | 174 × 110.5 mm | 66 cores | 16 mm × 2 11 mm × 2 |

Capacity Details
Supports 8 SC/APC adapter ports
Fiber splice capacity up to 66 cores
Compatible with multiple cable entry configurations
Suitable for integration of PLC splitters
7. Internal Structure of 8 Port Waterproof Fiber Optic Distribution Box

The internal layout includes:
·Fiber holding tray
·Pigtail splice area
·PLC splice area
·Adapter mounting panel
·Fiber routing path management
The modular structure allows:
·Quick plug cover design
·Openable lid system
·Secure metal rod locking mechanism
·Push-lock button for safe access
Operation Steps
A. Open the lid
B. Press the lock button
C. Rotate the metal rod to secure the lid
D. Insert connector
This design ensures quick field operation while maintaining environmental sealing.
8. Installation Guide for 8 Port Waterproof Fiber Optic Distribution Box

8.1 Wall-Mounted Installation
Drill 4 mounting holes based on specified dimensions.
Install expansion bolts (Φ7.5 × 40 mm).
Align the enclosure with mounting holes.
Secure using bolts.
This method is ideal for building facades, corridors, and indoor telecom rooms.
8.2 Pole-Mounted Installation
Fix one set of pole rings to the telecom pole.
Secure the 8 port waterproof fiber optic distribution box to the ring set.
Pole mounting is suitable for aerial FTTH distribution networks and roadside deployment.
9. Packaging, Storage & Transportation of 8 Port Waterproof Fiber Optic Distribution Box
Packaging
Standard carton packaging
Storage Conditions
Storage Temperature: -20°C to +65°C
Storage Humidity: ≤ 95% (30°C)
No corrosive gases in storage environment
Transportation Requirements
Suitable for transport by car, train, ship, or aircraft
Avoid collision and dropping
Protect from rain, snow, and direct sunlight exposure
10. Why Choose This 8 Port Waterproof Fiber Optic Distribution Box for FTTH Projects
This 8 port waterproof fiber optic distribution box provides:
·IP67 waterproof and dustproof protection
·Telecom-grade optical performance
·Flexible wall and pole installation
·Integrated splicing, splitting, and distribution
·Compliance with UL and telecom industry standards
·Reliable lightning and insulation protection
It is an ideal solution for:
·FTTH access networks
·FTTx communication systems
·Outdoor subscriber termination points
·ODN distribution nodes
With its compact structure, durable material, and professional fiber management design, the SP-FTTH-B08 model meets the performance and reliability expectations of modern broadband infrastructure deployments.
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