Waterproof Fiber Optical Cable - multi-core, high water pressure resistant, square product photo
Special Optical Cable · Waterproof Series

Waterproof Fiber Optical Cable

A multi-core waterproof fiber optical cable engineered with a small outer diameter, high compression resistance, light weight, and simple construction. Built for active and passive optical device pigtails and jumpers in high-capacity data communication, it withstands high water pressure, lateral pressure, and other extreme deployment conditions.

As a factory-direct waterproof fiber optic cable manufacturer, Opticlumos supplies multi-core, high water pressure resistant fiber cables for underwater, submerged, and other harsh outdoor environments. Every cable can be customized to specific customer requirements, including compliance with GJB1916 defense standards, and is backed by full technical documentation for every production batch.

Product Features

  • Excellent mechanical and environmental performance
  • Active and passive optical device pigtails and jumpers for high-capacity data communication
  • Small outer diameter, multiple cores, high compression resistance, lightweight, low cost, easy operation, and simple construction
  • Resistant to high water pressure (6.75≤7Mpa), lateral pressure, and other extreme conditions
  • Can be designed to meet specific customer requirements, such as meeting GJB1916 standards

Optical Cable Structure

Waterproof Fiber Optical Cable structure diagram - outer pressure-resistant jacket, waterproof material, tight-buffered colored optical fibers, and central tensile strength member

Product Specification

Geometric Characteristics
CharacteristicsUnitProduct Specification
Tight-Buffered Fiber DimensionsmmΦ0.8±0.05
Strength Member/
Cable DiametermmΦ5.4±0.3
Weightkg/km23
Mechanical and Environmental Characteristics
CharacteristicsUnitProduct Specification
Long-term/Short-term Tensile StrengthN200/400
Long-term/Short-term Crush ResistanceN/10cm1000/2000
Long-term/Short-term Bending RadiusD10/20
Long-term Operating Temperature Range°C-30~+70
Short-term Operating Temperature Range°C-40~+80
Storage Temperature Range°C-25~+70
Transmission Characteristics
Fiber Type Unit G652D G657A1 G657A2 G657B3 50/125 OM3-300 OM3-550 62.5/125
Maximum Attenuation@850nmdB/km 3.23.03.03.2
Maximum Attenuation@1300nmdB/km 1.21.01.01.2
Maximum Attenuation@1310nmdB/km 0.40.40.350.35
Maximum Attenuation@1550nmdB/km 0.30.30.250.25
Core Diameterμm 8.6-9.58.6-9.58.2-9.08.0-8.850±2.550±2.550±2.562.5±2.5
Modal Bandwidth@850nmMhz·km 50020004700200
Minimum Modal Bandwidth@1300nmMhz·km 500500500600
Effective Modal Bandwidth@850nmMhz·km 20004700
Note: Specific technical and performance specifications of the product can be customized based on customer application requirements and confirmed through detailed communication and customized product development; The above technical specifications may be adjusted based on actual customer application requirements, and this is for promotional purposes only.

Product Color

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Brown
Gray
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Red
Black
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Purple
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Aqua

Why Choose Our Waterproof Fiber Optic Cable

Our waterproof fiber optical cable combines a compact Φ5.4±0.3mm diameter with a lightweight 23 kg/km build, 200/400N long-term/short-term tensile strength, and 1000/2000 N/10cm crush resistance — engineered to withstand high water pressure, lateral pressure, and other extreme field conditions across a -40°C to +80°C operating range. The cable supports a full range of single-mode (G652D, G657A1, G657A2, G657B3) and multimode (50/125, OM3-300, OM3-550, 62.5/125) fiber types, making it a flexible choice for active and passive optical device pigtails, jumpers, and high-capacity data communication links.

As an experienced waterproof fiber optic cable manufacturer, Opticlumos supports OEM/ODM projects, GJB1916-compliant customization, a full palette of 12 jacket colors for fiber identification, and complete technical documentation for every production batch. Contact our engineering team to discuss your fiber type, water-pressure rating, or bulk order requirements.

Need a custom waterproof fiber cable spec?

Talk to our engineers about fiber type, water-pressure rating, and color options.

Request a Quote

Waterproof Multi-Core Fiber Optical Cable Buyer Guide

This waterproof multi-core optical cable is designed for submerged, high-pressure and harsh-environment links that require compact construction, crush resistance and multiple fiber channels. The listed design supports several single-mode and multimode fiber options.

Key Selection Points

  • Select the required fiber type: G652D, G657 series or multimode options.
  • Confirm core count, cable diameter and tight-buffer dimensions.
  • Review water-pressure, tensile, crush and bend-radius requirements.
  • Define continuous, short-term and storage temperature ranges.
  • Specify pigtail, jumper, termination, sealing and test requirements.

Information to Include in Your RFQ

  • Fiber type, core count and operating wavelengths
  • Required cable length and quantity
  • Water depth or pressure and exposure duration
  • Tensile, crush, bend and temperature requirements
  • Termination, sealing, jacket, marking and documentation
  • Delivery destination and applicable qualification standard

Frequently Asked Questions

What environments is this waterproof cable intended for?

It is intended for submerged, high-pressure, outdoor and other harsh-environment links where water sealing, crush resistance and compact multi-core construction are required.

Which fiber types are available?

The listed options include G652D, G657A1, G657A2, G657B3 and several multimode fibers. Final fiber type, core count and performance should be confirmed for the project.

What project data is needed for quotation?

Please provide water depth or pressure, exposure duration, fiber type, core count, cable length, routing conditions, termination, sealing and documentation requirements.

Technical inquiry: Sales@opticlumos.com · WhatsApp +86 13871596508