Underground DC Electric Cable Market
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Underground DC Electric Cable Market - Global Industry Size, Share, Trends, Opportunity, and Forecast, Segmented By Cable Construction (Single-Core Cables, Multi-Core Cables, Self-Contained Fluid-Filled (SCFF) Cables, Mass Impregnated (MI) Cables, Extruded Cables), By Installation Method (Direct Buried, Trenching, Ducting), By End-User Industry (Utilities, Renewables, Industrials, Commercial, Transportation), By Voltage Rating (High Voltage, Medium Voltage, Low Voltage), By Region & Competition, 2021-2031F
報告摘要
Market Overview
The Global Underground DC Electric Cable Market is projected to expand from USD 29.13 Billion in 2025 to USD 45.74 Billion by 2031, registering a CAGR of 7.81%. These cables are specialized insulated mediums designed to transmit high-voltage direct current underground, providing superior efficiency for long-distance power transfer compared to alternating current systems. A primary catalyst for this growth is the global necessity to connect remote renewable energy sites to national grids, coupled with increasing demands for cross-border interconnections to strengthen energy security. As noted by the Global Wind Energy Council, 8 GW of new offshore wind capacity was connected to the grid globally in 2024, creating substantial demand for robust underground and submarine DC cabling to transport clean energy to onshore consumption points.
However, a significant obstacle impeding market progress is the substantial capital investment required, particularly regarding the high costs of specialized cable production and AC-DC converter station construction. Although underground cables provide distinct aesthetic and operational advantages, their considerably higher expense compared to traditional overhead lines often complicates financial feasibility assessments. This cost disparity frequently delays the final investment decisions needed to launch large-scale utility projects.
Market Driver
The rapid expansion of offshore wind energy installations acts as a major driver for the underground DC electric cable sector. As nations aim to decarbonize, the development of massive wind farms far offshore requires high-voltage direct current (HVDC) subsea and underground land cables to efficiently transport electricity to inland load centers with minimal power loss. This shift toward remote renewable generation is driving massive capital deployment for grid upgrades and cable procurement. For example, TenneT reported in July 2024 that its total grid investments reached €4.6 billion in the first half of the year, a surge largely attributed to the acceleration of its 2 GW offshore program.
Concurrently, the rising demand for inter-regional and cross-border grid interconnections is amplifying the need for insulated cable systems capable of spanning vast distances and stabilizing diverse power networks. Underground DC cables are increasingly favored for these strategic links to bypass the permitting hurdles and visual impacts associated with overhead lines in populated or sensitive areas. A key example of this trend is the development of major energy highways; NeuConnect Interconnector announced in November 2024 that the first phase of cabling was finalized for the £2.4 billion link connecting the UK and German grids. This robust project pipeline is driving significant demand for manufacturers, as evidenced by NKT A/S, which announced in February 2025 a high-voltage order backlog of €10.6 billion at the end of 2024.
Market Challenge
The substantial capital outlay required for specialized cable manufacturing and the construction of AC-DC converter stations constitutes a severe barrier to the Global Underground DC Electric Cable Market. These elevated upfront costs negatively affect the financial viability of long-distance transmission projects, especially when compared to more economical overhead alternatives. Utility operators and developers often struggle to reconcile these superior expenditures with regulatory budget caps and required rates of return, leading to hesitant investment strategies. Consequently, the financial burden of undergrounding frequently results in significant delays or the cancellation of planned infrastructure upgrades, as the economic justification for such premium assets becomes difficult to establish.
This cost-driven constraint restricts market growth by limiting the technology's application to unavoidable bottleneck areas rather than broader grid deployment. According to the Institution of Engineering and Technology, in 2025, the deployment of underground transmission cabling was reported to be on average 4.5 times more expensive than traditional overhead lines. This magnitude of cost disparity compels grid planners to opt for overhead solutions wherever possible, directly reducing the volume of underground DC cable procurement and hampering the sector’s potential for rapid expansion.
Market Trends
The adoption of ±525 kV voltage standards for long-distance underground transmission represents a critical technological evolution, enabling grid operators to maximize power transfer capacity within limited rights-of-way. By elevating the operating voltage from the traditional 320 kV, utilities can effectively double the transmission capability per cable pair, which is essential for realizing high-capacity energy corridors without significantly expanding the physical footprint of the infrastructure. This shift toward ultra-high-voltage systems is being substantiated by substantial commercial commitments. According to Prysmian S.p.A., in its 'Q3 & 9M25 Integrated Results' from October 2025, the company reported securing new orders, including the strategic EGL4 project, with an approximate total value of €3 billion, validating the rapid market scaling and developer confidence in these advanced 525 kV cable systems.
Simultaneously, the market is experiencing a decisive shift towards Voltage Source Converter (VSC) optimized cable designs, primarily utilizing extruded cross-linked polyethylene (XLPE) insulation over legacy mass impregnated technologies. This transition is driven by the superior operational flexibility of extruded XLPE, which supports higher conductor temperatures and enables lighter, more resilient cable architectures necessary for complex grid integration and multi-terminal compatibility. The accelerating demand for these specialized components is reflected in the robust financial performance of key manufacturers. According to Nexans' 'Q3 2025 Financial Information' from October 2025, the Transmission segment recorded a significant organic sales increase of 25% year-on-year, underscoring the aggressive industry migration toward these next-generation VSC-compatible cable solutions.
Key Market Players
* ABB Ltd.
* Prysmian Group S.p.A.
* NKT A/S
* Nexans S.A.
* Siemens AG
* Hitachi, Ltd.
* LS Cable & System Ltd.
* Southwire Company
* Sumitomo Electric Industries, Ltd.
* Mitsubishi Electric Corporation
Report Scope
In this report, the Global Underground DC Electric Cable Market has been segmented into the following categories, in addition to the industry trends which have also been detailed below:
# Underground DC Electric Cable Market, By Cable Construction
* Single-Core Cables
* Multi-Core Cables
* Self-Contained Fluid-Filled (SCFF) Cables
* Mass Impregnated (MI) Cables
* Extruded Cables
# Underground DC Electric Cable Market, By Installation Method
* Direct Buried
* Trenching
* Ducting
# Underground DC Electric Cable Market, By End-User Industry
* Utilities
* Renewables
* Industrials
* Commercial
* Transportation
# Underground DC Electric Cable Market, By Voltage Rating
* High Voltage
* Medium Voltage
* Low Voltage
# Underground DC Electric Cable Market, By Region
* North America
United States
Canada
Mexico
* Europe
France
United Kingdom
Italy
Germany
Spain
* Asia Pacific
China
India
Japan
Australia
South Korea
* South America
Brazil
Argentina
Colombia
* Middle East & Africa
South Africa
Saudi Arabia
UAE
Competitive Landscape
Company Profiles: Detailed analysis of the major companies present in the Global Underground DC Electric Cable Market.
Available Customizations:
Global Underground DC Electric Cable Market report with the given market data, TechSci Research offers customizations according to a company's specific needs. The following customization options are available for the report:
Company Information
* Detailed analysis and profiling of additional market players (up to five).
目錄 Table of Contents
1. Product Overview
1.1. Market Definition
1.2. Scope of the Market
1.2.1. Markets Covered
1.2.2. Years Considered for Study
1.2.3. Key Market Segmentations
2. Research Methodology
2.1. Objective of the Study
2.2. Baseline Methodology
2.3. Key Industry Partners
2.4. Major Association and Secondary Sources
2.5. Forecasting Methodology
2.6. Data Triangulation & Validation
2.7. Assumptions and Limitations
3. Executive Summary
3.1. Overview of the Market
3.2. Overview of Key Market Segmentations
3.3. Overview of Key Market Players
3.4. Overview of Key Regions/Countries
3.5. Overview of Market Drivers, Challenges, Trends
4. Voice of Customer
5. Global Underground DC Electric Cable Market Outlook
5.1. Market Size & Forecast
5.1.1. By Value
5.2. Market Share & Forecast
5.2.1. By Cable Construction (Single-Core Cables, Multi-Core Cables, Self-Contained Fluid-Filled (SCFF) Cables, Mass Impregnated (MI) Cables, Extruded Cables)
5.2.2. By Installation Method (Direct Buried, Trenching, Ducting)
5.2.3. By End-User Industry (Utilities, Renewables, Industrials, Commercial, Transportation)
5.2.4. By Voltage Rating (High Voltage, Medium Voltage, Low Voltage)
5.2.5. By Region
5.2.6. By Company (2025)
5.3. Market Map
6. North America Underground DC Electric Cable Market Outlook
6.1. Market Size & Forecast
6.1.1. By Value
6.2. Market Share & Forecast
6.2.1. By Cable Construction
6.2.2. By Installation Method
6.2.3. By End-User Industry
6.2.4. By Voltage Rating
6.2.5. By Country
6.3. North America: Country Analysis
6.3.1. United States Underground DC Electric Cable Market Outlook
6.3.1.1. Market Size & Forecast
6.3.1.1.1. By Value
6.3.1.2. Market Share & Forecast
6.3.1.2.1. By Cable Construction
6.3.1.2.2. By Installation Method
6.3.1.2.3. By End-User Industry
6.3.1.2.4. By Voltage Rating
6.3.2. Canada Underground DC Electric Cable Market Outlook
6.3.2.1. Market Size & Forecast
6.3.2.1.1. By Value
6.3.2.2. Market Share & Forecast
6.3.2.2.1. By Cable Construction
6.3.2.2.2. By Installation Method
6.3.2.2.3. By End-User Industry
6.3.2.2.4. By Voltage Rating
6.3.3. Mexico Underground DC Electric Cable Market Outlook
6.3.3.1. Market Size & Forecast
6.3.3.1.1. By Value
6.3.3.2. Market Share & Forecast
6.3.3.2.1. By Cable Construction
6.3.3.2.2. By Installation Method
6.3.3.2.3. By End-User Industry
6.3.3.2.4. By Voltage Rating
7. Europe Underground DC Electric Cable Market Outlook
7.1. Market Size & Forecast
7.1.1. By Value
7.2. Market Share & Forecast
7.2.1. By Cable Construction
7.2.2. By Installation Method
7.2.3. By End-User Industry
7.2.4. By Voltage Rating
7.2.5. By Country
7.3. Europe: Country Analysis
7.3.1. Germany Underground DC Electric Cable Market Outlook
7.3.1.1. Market Size & Forecast
7.3.1.1.1. By Value
7.3.1.2. Market Share & Forecast
7.3.1.2.1. By Cable Construction
7.3.1.2.2. By Installation Method
7.3.1.2.3. By End-User Industry
7.3.1.2.4. By Voltage Rating
7.3.2. France Underground DC Electric Cable Market Outlook
7.3.2.1. Market Size & Forecast
7.3.2.1.1. By Value
7.3.2.2. Market Share & Forecast
7.3.2.2.1. By Cable Construction
7.3.2.2.2. By Installation Method
7.3.2.2.3. By End-User Industry
7.3.2.2.4. By Voltage Rating
7.3.3. United Kingdom Underground DC Electric Cable Market Outlook
7.3.3.1. Market Size & Forecast
7.3.3.1.1. By Value
7.3.3.2. Market Share & Forecast
7.3.3.2.1. By Cable Construction
7.3.3.2.2. By Installation Method
7.3.3.2.3. By End-User Industry
7.3.3.2.4. By Voltage Rating
7.3.4. Italy Underground DC Electric Cable Market Outlook
7.3.4.1. Market Size & Forecast
7.3.4.1.1. By Value
7.3.4.2. Market Share & Forecast
7.3.4.2.1. By Cable Construction
7.3.4.2.2. By Installation Method
7.3.4.2.3. By End-User Industry
7.3.4.2.4. By Voltage Rating
7.3.5. Spain Underground DC Electric Cable Market Outlook
7.3.5.1. Market Size & Forecast
7.3.5.1.1. By Value
7.3.5.2. Market Share & Forecast
7.3.5.2.1. By Cable Construction
7.3.5.2.2. By Installation Method
7.3.5.2.3. By End-User Industry
7.3.5.2.4. By Voltage Rating
8. Asia Pacific Underground DC Electric Cable Market Outlook
8.1. Market Size & Forecast
8.1.1. By Value
8.2. Market Share & Forecast
8.2.1. By Cable Construction
8.2.2. By Installation Method
8.2.3. By End-User Industry
8.2.4. By Voltage Rating
8.2.5. By Country
8.3. Asia Pacific: Country Analysis
8.3.1. China Underground DC Electric Cable Market Outlook
8.3.1.1. Market Size & Forecast
8.3.1.1.1. By Value
8.3.1.2. Market Share & Forecast
8.3.1.2.1. By Cable Construction
8.3.1.2.2. By Installation Method
8.3.1.2.3. By End-User Industry
8.3.1.2.4. By Voltage Rating
8.3.2. India Underground DC Electric Cable Market Outlook
8.3.2.1. Market Size & Forecast
8.3.2.1.1. By Value
8.3.2.2. Market Share & Forecast
8.3.2.2.1. By Cable Construction
8.3.2.2.2. By Installation Method
8.3.2.2.3. By End-User Industry
8.3.2.2.4. By Voltage Rating
8.3.3. Japan Underground DC Electric Cable Market Outlook
8.3.3.1. Market Size & Forecast
8.3.3.1.1. By Value
8.3.3.2. Market Share & Forecast
8.3.3.2.1. By Cable Construction
8.3.3.2.2. By Installation Method
8.3.3.2.3. By End-User Industry
8.3.3.2.4. By Voltage Rating
8.3.4. South Korea Underground DC Electric Cable Market Outlook
8.3.4.1. Market Size & Forecast
8.3.4.1.1. By Value
8.3.4.2. Market Share & Forecast
8.3.4.2.1. By Cable Construction
8.3.4.2.2. By Installation Method
8.3.4.2.3. By End-User Industry
8.3.4.2.4. By Voltage Rating
8.3.5. Australia Underground DC Electric Cable Market Outlook
8.3.5.1. Market Size & Forecast
8.3.5.1.1. By Value
8.3.5.2. Market Share & Forecast
8.3.5.2.1. By Cable Construction
8.3.5.2.2. By Installation Method
8.3.5.2.3. By End-User Industry
8.3.5.2.4. By Voltage Rating
9. Middle East & Africa Underground DC Electric Cable Market Outlook
9.1. Market Size & Forecast
9.1.1. By Value
9.2. Market Share & Forecast
9.2.1. By Cable Construction
9.2.2. By Installation Method
9.2.3. By End-User Industry
9.2.4. By Voltage Rating
9.2.5. By Country
9.3. Middle East & Africa: Country Analysis
9.3.1. Saudi Arabia Underground DC Electric Cable Market Outlook
9.3.1.1. Market Size & Forecast
9.3.1.1.1. By Value
9.3.1.2. Market Share & Forecast
9.3.1.2.1. By Cable Construction
9.3.1.2.2. By Installation Method
9.3.1.2.3. By End-User Industry
9.3.1.2.4. By Voltage Rating
9.3.2. UAE Underground DC Electric Cable Market Outlook
9.3.2.1. Market Size & Forecast
9.3.2.1.1. By Value
9.3.2.2. Market Share & Forecast
9.3.2.2.1. By Cable Construction
9.3.2.2.2. By Installation Method
9.3.2.2.3. By End-User Industry
9.3.2.2.4. By Voltage Rating
9.3.3. South Africa Underground DC Electric Cable Market Outlook
9.3.3.1. Market Size & Forecast
9.3.3.1.1. By Value
9.3.3.2. Market Share & Forecast
9.3.3.2.1. By Cable Construction
9.3.3.2.2. By Installation Method
9.3.3.2.3. By End-User Industry
9.3.3.2.4. By Voltage Rating
10. South America Underground DC Electric Cable Market Outlook
10.1. Market Size & Forecast
10.1.1. By Value
10.2. Market Share & Forecast
10.2.1. By Cable Construction
10.2.2. By Installation Method
10.2.3. By End-User Industry
10.2.4. By Voltage Rating
10.2.5. By Country
10.3. South America: Country Analysis
10.3.1. Brazil Underground DC Electric Cable Market Outlook
10.3.1.1. Market Size & Forecast
10.3.1.1.1. By Value
10.3.1.2. Market Share & Forecast
10.3.1.2.1. By Cable Construction
10.3.1.2.2. By Installation Method
10.3.1.2.3. By End-User Industry
10.3.1.2.4. By Voltage Rating
10.3.2. Colombia Underground DC Electric Cable Market Outlook
10.3.2.1. Market Size & Forecast
10.3.2.1.1. By Value
10.3.2.2. Market Share & Forecast
10.3.2.2.1. By Cable Construction
10.3.2.2.2. By Installation Method
10.3.2.2.3. By End-User Industry
10.3.2.2.4. By Voltage Rating
10.3.3. Argentina Underground DC Electric Cable Market Outlook
10.3.3.1. Market Size & Forecast
10.3.3.1.1. By Value
10.3.3.2. Market Share & Forecast
10.3.3.2.1. By Cable Construction
10.3.3.2.2. By Installation Method
10.3.3.2.3. By End-User Industry
10.3.3.2.4. By Voltage Rating
11. Market Dynamics
11.1. Drivers
11.2. Challenges
12. Market Trends & Developments
12.1. Merger & Acquisition (If Any)
12.2. Product Launches (If Any)
12.3. Recent Developments
13. Global Underground DC Electric Cable Market: SWOT Analysis
14. Porter's Five Forces Analysis
14.1. Competition in the Industry
14.2. Potential of New Entrants
14.3. Power of Suppliers
14.4. Power of Customers
14.5. Threat of Substitute Products
15. Competitive Landscape
15.1. ABB Ltd.
15.1.1. Business Overview
15.1.2. Products & Services
15.1.3. Recent Developments
15.1.4. Key Personnel
15.1.5. SWOT Analysis
15.2. Prysmian Group S.p.A.
15.3. NKT A/S
15.4. Nexans S.A.
15.5. Siemens AG
15.6. Hitachi, Ltd.
15.7. LS Cable & System Ltd.
15.8. Southwire Company
15.9. Sumitomo Electric Industries, Ltd.
15.10. Mitsubishi Electric Corporation
16. Strategic Recommendations
17. About Us & Disclaimer
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