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Submarine Cable Systems Market to Grow at 13% CAGR, Driven by Data Demand and Offshore Investments

10-09-2025 12:43 PM CET | IT, New Media & Software

Press release from: DataM Intelligence 4Market Research LLP

Submarine Cable Systems Market

Submarine Cable Systems Market

According to DataM Intelligence, the Global Submarine Cable Systems Market is set to expand at a CAGR of 13% from 2024 to 2031, propelled by the surge in global communications traffic, offshore renewable energy projects, and advancements in fiber-optic technology. Submarine cables form the backbone of global connectivity, carrying 99% of international communications traffic across oceans and seas via thin glass fibers that transmit laser-encoded data at high speeds.

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Rising bandwidth consumption due to video streaming, cloud services, and rapid internet adoption is accelerating global deployments. North America leads in market share, while Asia Pacific is the fastest-growing region driven by offshore wind energy projects and large-scale data center expansions.

Key Highlights from the Report

➤ Global market projected to grow at 13% CAGR between 2024 and 2031.
➤ North America holds the largest market share; Asia Pacific is the fastest-growing region.
➤ Over 50 submarine cable projects worth US$ 7.2 billion announced between 2019-2021.
➤ Offshore wind investments in China and Taiwan fueling high-voltage submarine cable demand.
➤ Major web companies like Google, Facebook, Microsoft, and Amazon increasingly fund private cable systems.
➤ 99% of all transoceanic data traffic is carried via submarine fiber-optic cables.

Market Segmentation

The market is segmented by services, applications, components, and region.

By application, the industry is divided into communication cables and power cables. Communication cables dominate for global internet traffic transmission, while power cables are witnessing rapid growth due to offshore renewable energy needs and grid connections to islands. Projects like LS Cable & System's US$ 100 million deal to supply submarine power cables to Taiwan's offshore wind farms underscore this trend.

By services, segments include installation & commissioning, maintenance, and upgrades. Upgrade services are in demand for meeting growing capacity needs in Africa, Europe, and Asia, as seen in SEACOM's 500G capacity addition to its submarine cable system across Africa-European routes.

By components, products are categorized into wet plant (undersea infrastructure) and dry plant (land-based transmission equipment).

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Regional Insights

North America: Largest Market Share

North America dominates due to decades of investment in global connectivity infrastructure and the presence of giant tech companies funding proprietary cable systems. Since 1990, nearly US$ 48 billion has been invested in submarine cables, with almost half dedicated to the Americas.

Asia Pacific: Fastest-Growing Region

Asia Pacific leads the growth curve thanks to major renewable energy and offshore wind commitments, particularly in China and Taiwan. Large cable projects linking Singapore, Hong Kong, and other hubs support rising internet traffic. China Mobile International's Singapore Data Center, linked to multiple submarine systems, illustrates the integration of data infrastructure with undersea connectivity.

Market Dynamics

Market Drivers

Exploding data demand, rising internet subscriptions, and cloud adoption require high-capacity, low-latency global networks. Submarine cables are essential in connecting data centers and supporting the global digital economy.

Market Restraints

High installation costs, often reaching hundreds of millions of dollars for multi-terabit systems, and challenges in repairing deepwater cables restrain widespread deployment.

Market Opportunities

Offshore wind, island electrification, and renewable energy integration present significant opportunities for submarine power cables. Urban connectivity upgrades, capacity expansions, and sustainable construction provide new revenue streams.

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Reasons to Buy the Report

✔ Comprehensive market outlook through 2031 with current and future growth trends.
✔ Detailed segmentation by services, applications, and components.
✔ Insights into competitive strategies of leading global cable manufacturers.
✔ Analysis of regional investments and large-scale projects across continents.
✔ Coverage of emerging opportunities in offshore energy and data infrastructure.

Frequently Asked Questions (FAQs)

◆ How fast is the global submarine cable systems market expected to grow?
◆ Which region leads market share in submarine cable deployments?
◆ What is driving the growth of submarine power cables?
◆ Which companies dominate the global submarine cable systems industry?
◆ How much of global data traffic relies on submarine cables?

Company Insights
Huawei Marine

Nexans

Hengtong

JDR Cable Systems Ltd

Tele-Fonika Kable

Gentex

Corning Inc.

Norddeutsche Seekabelwerke GmbH

Okonite

Sumitomo Electric

TE Subcom

NEC Corporation

Alcatel Submarine Networks

Recent Developments

LS Cable & System partnered with Orsted to supply submarine power cables for Taiwan's offshore wind farms.

SEACOM completed a 500G capacity upgrade to its submarine cable system linking Africa to Europe.

Conclusion
The global submarine cable systems market is on a strong growth trajectory fueled by exponential data demand, private tech-sector investments, and offshore renewable projects. While high installation and repair costs remain challenges, innovations in sustainable cable construction, large-scale renewable grid connections, and high-capacity communication networks will propel the industry forward through 2031.

Contact Us

Mr. Sai Kiran
DataM Intelligence 4market Research LLP Ground floor
DSL Abacus IT Park, Industrial Development Area
Uppal, Hyderabad, Telangana 500039
USA: +1 877-441-4866
Email: Sai.k@datamintelligence.com
Visit Our Website: https://www.datamintelligence.com

About Us

DataM Intelligence 4Market Research is a comprehensive market intelligence platform offering syndicated and customized reports along with expert consulting across multiple industries, including chemicals, healthcare, agriculture, food & beverages, and more. With extensive experience and a strategy-focused approach, DataM provides businesses and individuals with reliable market insights, statistical forecasts, and personalized research solutions to help them make informed decisions and successfully bring innovations to market.

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