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Power and Data Underwater Cable | Multi-Core PUR Hybrid Subsea

Published on:2026-05-24 Click:15

Power and Data Underwater Cable | Multi-Core PUR Hybrid Subsea

Multi-core power and data combined underwater cable in PUR jacket. Carries both power supply and data signals for ROV, subsea instruments, and underwater systems.

Product introduction

Power and Data Underwater Cable -- Multi-Core PUR Hybrid

The power and data underwater cable is a versatile hybrid design combining high-current power conductors with shielded data and signal cores within a single PUR-jacketed run. The cable is optimised for subsea installations where a single cable must serve all electrical functions -- eliminating multi-cable tether bundles and reducing overall system complexity, weight, and drag.

ParameterSpecification
Power CoresStranded tinned copper (size and count per spec)
Data CoresShielded twisted pairs or coaxial (per spec)
Conductor MaterialTinned copper
ShieldingIndividual data pair foil + overall braid
Outer JacketPolyurethane (PUR)
Voltage Rating300V (data) / 600V (power)
FlexibilityHigh flex
CustomAll dimensions, core count, data standard

Key Applications

  • ROV tether power and control data hybrid
  • Subsea instrument power and communication combined
  • AUV external power and data tether section
  • Pipeline inspection vehicle power and video cable
  • Marine robotics single-cable umbilical solution

Request datasheet, custom length, or OEM pricing: sales@rovcable.com -- Shanghai Kabel Intelligence Technology Co., Ltd.

Frequently Asked Questions

How are power and data cores separated within the cable?

Power cores and data cores are separated by an inner braid or foil shield, and the data twisted pairs carry their own individual foil shields. This multi-level shielding prevents coupling of power switching noise (from thrusters and converters) into the data pairs, maintaining signal integrity even at full thruster load.

Can I order this with a specific buoyancy?

A neutral or positively buoyant variant is available by modifying the jacket material density and/or adding a low-density foam filler. Provide your working depth (water density) and desired buoyancy per metre when requesting a custom design.

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