Spring Optical Communication is one of the largest and best 16/24/32/48 core outdoor fiber distribution box manufacturers and suppliers with rich experience. Welcome to buy our high quality products or wholesale our customized 16/24/32/48 core outdoor fiber distribution box in stock with our factory. Also, free sample is also available if necessary.
Product Overview

The SP-H0016 Outdoor Fiber Distribution Box is designed for FTTX communication networks as a terminal distribution and management point. It enables reliable connection between feeder optical cables and drop (butterfly) cables through optical splitters, supporting high-bandwidth fiber access services.
This enclosure integrates fiber splicing, splitting, storage, and distribution functions in a single unit, while providing robust mechanical protection and organized cable management for outdoor FTTX network deployment.
Key Features
Fully enclosed outdoor enclosure with clean and professional appearance
Glass-fiber reinforced PP material, waterproof, dust-proof, anti-aging, protection level up to IP65
Integrated functions for feeder cable fixation, fiber splicing, storage, and distribution
Independent routing paths for cables, pigtails, and connectors, preventing interference
Supports cassette-type SC adapters and PLC splitter installation for easy maintenance
Flip-type internal panel design allows feeder cables to be placed in a cup-shaped fixing area, improving installation efficiency
Door opening angle ≥ 180°, providing convenient access during installation and maintenance
Configuration Options




Environmental & Electrical Performance
Environmental Requirements
Operating Temperature: −40°C to +85°C
Relative Humidity: ≤ 85% (+30°C)
Atmospheric Pressure: 70 kPa – 106 kPa
Grounding & Lightning Protection
Insulation resistance between grounding device and metal parts:
≥ 2 × 10⁴ MΩ / 500V (DC)Withstand voltage between grounding device and metal parts:
≥ 3000V (DC) for 1 minute, no breakdown or flashover
Typical Applications
FTTH / FTTX access networks
Outdoor fiber termination and distribution
Residential and commercial broadband infrastructure
Telecom operator and ISP network deployment
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Technical Specifications
| Item | Specification |
|---|---|
| Model | SP-H0016 |
| Application | Outdoor FTTX / FTTH Networks |
| Capacity | 16 / 24 / 32 / 48 Core |
| Dimensions (H × W × D) | 420 × 305 × 130 mm |
| Material | Enhanced PP (Glass Fiber Reinforced) |
| Color | Black |
| Protection Level | IP65 |
| Operating Temperature | −40°C to +85°C |
| Packaging | Inner carton + outer carton |
| Package Size | 64 × 44 × 32 cm |
Optical Performance
| Parameter | Value |
|---|---|
| Insertion Loss | ≤ 0.15 dB |
| UPC Return Loss | ≥ 50 dB |
| APC Return Loss | ≥ 60 dB |
Standard Packing List
| Component | Unit | Quantity |
|---|---|---|
| Box Bottom | PCS | 1 |
| Box Lid | PCS | 1 |
| Fiber Fixing Accessories | SET | 1 |
| Mounting Back Plate | SET | 1 |
| Fusion Tray Holder | PCS | 1 |
| Cable Management Rings | PCS | 15 |
| Cable Entry Sealer | PCS | 1 |
| Press Fasteners | PCS | 2 |
| Waterproof Seal | PCS | 1 |
| Splice Tray | PCS | 1 |








