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Offshore Cable Laying

CABLE DECK MACHINERY FOR OFFSHORE OPERATIONS

OceanSi Cable Deck Machinery sets the standard for high-quality subsea and offshore cable handling.

Our systems combine advanced technology, corrosion-resistant construction, and real-time control systems to ensure safety, precision, and reliability across every phase of offshore cable installation, recovery, and repair.

Engineered for the harshest weather conditions, OceanSi solutions deliver long-term performance, structural integrity, and cost-effective operation. From fiber optic cables to power supply networks, we build equipment that performs when it matters most.

Complete Offshore Cable Handling Systems

Efficient, reliable cable handling systems are essential for subsea cable installation and maintenance.

OceanSi designs cable handling equipment that manages the entire process deployment, laying, repair, and recovery with unmatched precision.

Our offshore cable handling range includes hydraulic cable engines, cable tensioners, linear cable engines, and cable spoolers, each built to handle dynamic loads while maintaining smooth control.

100 Ton Cable Spooler

CABLE HANDLING & INSTALLATION SYSTEMS

OceanSi Cable Deck Machinery offers cable laying systems designed for safe, efficient, and cost-effective cable route management in offshore projects.

Each unit ensures smooth traction, accurate line speed, and reliable cable tensioning.

Equipment Range:

  • Cable Engines (Linear / Wheel Type) for consistent traction

  • Cable Tensioners (single / twin track) for balanced pull strength

  • Cable Drum Spoolers (1T / 25T / 50T / 100T / 350T) for flexible operation

  • Cable Drum Tensioners and Cable Drum Turntables (powered / non-powered)

  • Cable Storage Reels and Cable Reeling Platforms

  • Cable Chutes, Quadrant Shooters, and Guide Rollers

  • Overboarding Sheaves for accurate cable route control

  • Umbilical Handling Systems and Offshore Winch Systems

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Each cable system integrates easily with vessel layouts and foundation grillages, offering a wide range of mounting options to securely attach components and extend the life of critical deck assets.

CABLE REPAIR & MAINTENANCE SYSTEMS

Cable reliability defines offshore uptime. OceanSi provides subsea cable repair equipment and cable recovery tools engineered to minimize downtime and ensure high-quality restoration of damaged lines.

Cable Repair Solutions:

  • Offshore Cable Repair and Recovery Systems

  • Cable Retrieval Winches and Hydraulic Push-Pull Transfer Machines

  • Cable Clamping Frames and Jointing Tables

  • Jointing Habitats / Tent Systems for controlled workspaces

  • Cable Storage Reels for Onshore Maintenance

  • Grapnels and Lifting Hooks for cable recovery

  • Cable Reeling Platforms for organized storage and repair

  • Cable Wrapping Machine / Cable Bundling Machine

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Every cable repair system is built for corrosion resistance, hydraulic power performance, and ease of use.

OceanSi’s tools handle both subsea cables and fiber optic cables, delivering real-time monitoring and robust electrical power safety integration.

Offshore cable laying equipment
HPU Hydraulic Power Unit

INTEGRATED CONTROL & POWER SYSTEMS

Precision starts with control. OceanSi’s control and power systems provide seamless automation and performance feedback through advanced PLC control systems.

Operators manage each hydraulic system via intuitive touchscreen HMIs, remote operation panels, and frequency drive (VFD) consoles.

System Components:

  • PLC-Based Control Consoles and HMI Panels

  • Hydraulic Power Units (HPU) for stable pressure delivery

  • Electrical Power Supply Panels and Distribution Boards

  • Hydraulic Control Manifolds and Protection Systems

  • Remote Operation Panels (ROP) for flexible access

  • Emergency Stop and Interlock Systems

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OceanSi’s integrated control systems allow teams to monitor tension, torque, and power in real time, ensuring safe and efficient operation during offshore cable handling.

CONTAINERIZED & MODULAR SYSTEMS

Deck flexibility is vital in offshore work.

OceanSi provides modular container systems designed to optimize deck space while maintaining operational performance.

Each ISO-certified module simplifies setup, mobility, and vessel integration.

Available Configurations:

  • ROV Control Containers (10ft / 20ft)

  • Winch and HPU Containers

  • Workshop and Tool Units

  • Jointing and Testing Cabins

  • Survey and Generator Modules

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These containerized cable systems deliver cost-effective, plug-and-play deployment for offshore missions, offering a wide range of applications across industries.

offshore cable repair
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DECK SAFETY & INTEGRATION COMPONENTS

Safety, strength, and accuracy form the foundation of every OceanSi installation.

Our deck safety components and foundation grillages are fabricated for long-term durability and designed to meet international safety standards.

Components Include:

  • Safety Rails and Cable Guards

  • Deck Integration Steelwork and Mounting Plates

  • Quick-Release Hooks, Tie-Down Systems, and Pad-Eyes

  • Ledger Boards for structural alignment and support

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All deck interfaces are finished with protective coatings for corrosion resistance and optimized for offshore weather conditions.

SPECIALIZED ANCILLARIES

Enhance productivity and precision with OceanSi’s specialized ancillaries each one tailored to maximize system efficiency, extend operational lifespan, and maintain control over complex cable handling processes.

Ancillary Equipment:

  • Subsea Cable Handling Frames

  • Hydraulic Snubbing Frames and Floating Hose Handling Winches

  • Linear Cable Lay Controllers for route precision

  • Data Logging & Monitoring Systems for real-time analytics

  • Tensioner Calibration Tools and Cable Spooling Assist Systems

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These systems ensure high-quality, cost-effective results, helping operators maintain stability and control even under changing weather conditions.

Offshore cable repair winch
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Integrated Offshore Solutions

OceanSi designs and delivers complete offshore cable handling systems, integrating cable deck machinery, LARS, tensioners, spoolers, and hydraulic power units into a unified operational platform.

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Key Benefits:

  • Full automation and safety via control systems

  • Compact, cost-effective modular design

  • Enhanced corrosion resistance and structural integrity

  • Compatibility with offshore winch systems, cranes, and ROVs

  • Hydraulic and electrical power supply redundancy for mission-critical work

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Our solutions combine high-pressure hydraulic systems, precision control, and protective engineering to support every offshore cable installation, recovery, and repair operation.

Applications Across Offshore Industries

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OceanSi Cable Deck Machinery supports a wide range of offshore and subsea applications, including:

  • Telecommunication and Fiber Optic Cable Laying Systems

  • Subsea Power Cable Installation for renewable energy projects

  • Offshore Oil and Gas Infrastructure

  • Subsea Construction and Survey Operations

  • Defense and Research Platforms

  • ROV / AUV Launch and Recovery Systems

Each cable handling solution is built for efficiency, precision, and long-term performance, ensuring seamless integration in both marine and industrial environments.

Choose OceanSi

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  • Proven expertise in offshore cable handling and deck integration

  • Fully certified to international safety and quality standards

  • Built for hydraulic efficiency, durability, and corrosion resistance

  • Designed to extend the life of deck systems and equipment

  • Supported by global service teams offering real-time technical assistance

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When precision, performance, and safety define your operation, trust OceanSi Cable Deck Machinery — delivering high-quality offshore systems that perform reliably under every weather condition.

Frequently Asked Questions

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1. What is cable deck machinery used for?

Cable deck machinery controls subsea cable installation and maintenance, including deployment, tensioning, and retrieval of fiber optic cables and electrical power systems.

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2. What makes OceanSi systems cost-effective?

Our equipment combines modular container systems, hydraulic systems, and control automation to reduce downtime and installation time maximizing return on investment.

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3. Can the machinery handle different types of cables?

Yes. OceanSi equipment supports subsea cables, power supply lines, and fiber optics, designed to securely attach, guide, and protect cables throughout their operational cable route.

Steel structures fabrication

Get a Free Quote

Get in touch with OceanSi for a fast and tailored quotation. We’re ready to support your project.

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