The Global Corrugated Aluminium Sheath (CAS) Cables Market was valued at USD 2,989.70 Million in 2023 and is projected to reach USD 3,675.10 Million by 2029, growing at a Compound Annual Growth Rate (CAGR) of 3.50% during the forecast period (2024–2029). This steady expansion is fueled by the increasing global demand for reliable energy transmission, significant investments in grid modernization, and the growing deployment of renewable energy projects requiring robust underground and submarine cable systems.

As power infrastructure worldwide evolves to meet the demands of electrification and decarbonization, the focus intensifies on the specialized cable manufacturers who ensure safety, durability, and efficiency. In this blog, we profile the Top 10 Companies in the Corrugated Aluminium Sheath (CAS) Cables Industry—a group of global leaders and specialized innovators driving the future of power transmission and distribution.

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🔟 1. Prysmian Group

Headquarters: Milan, Italy
Key Offering: HV/EHV CAS Cables, Submarine CAS Cables, Underground Transmission Cables

Prysmian Group stands as the world’s largest cable manufacturer, with a formidable presence in the high-voltage CAS cables segment. The company’s expertise is critical for interconnecting national grids and offshore wind farms, offering solutions that provide superior mechanical protection and corrosion resistance.

Innovation and Market Initiatives:

• Pioneering extra-high voltage (EHV) cable systems for long-distance power transmission

• Leading supplier for major interconnector projects across Europe and North America

• Continuous R&D in materials science to enhance cable lifespan and performance

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9️⃣ 2. Nexans S.A.

Headquarters: Paris, France
Key Offering: Submarine CAS Cables, Land High Voltage Cables, Fire-Resistant CAS Cables

Nexans is a global leader in advanced cabling solutions, with a strong focus on submarine CAS cables that form the backbone of international power links and offshore renewable energy integration. Their products are engineered for extreme environments and long-term reliability.

Innovation and Market Initiatives:

• Extensive portfolio for offshore wind farm grid connections

• Development of eco-design cables with reduced environmental impact

• Strategic focus on electrification and renewable energy segments

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8️⃣ 3. NKT A/S

Headquarters: Brøndby, Denmark
Key Offering: HV Power Cables, HVAC/HVDC Submarine Cables, Accessories

NKT is a key European player, renowned for its high-voltage power cables and technologically advanced submarine cable systems. The company’s corrugated aluminium sheath cables are integral to securing stable power supplies and enabling the energy transition.

Innovation and Market Initiatives:

• Specialization in high-voltage AC and DC transmission solutions

• Significant investments in expanding production capacity for submarine cables

• Active in major European grid upgrade and offshore wind projects

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Global Corrugated Aluminium Sheath (CAS) Cables Market – View in Detailed Research Report

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7️⃣ 4. LS Cable & System

Headquarters: Anyang, South Korea
Key Offering: Extra High Voltage Cables, Submarine Cables, Underground Distribution Cables

LS Cable & System is a major force in the Asian market and a growing global competitor. The company provides a comprehensive range of CAS cables, supported by strong manufacturing capabilities and a focus on technological innovation for smart grid applications.

Innovation and Market Initiatives:

• Development of ultra-high voltage (UHV) cables for efficient bulk power transfer

• Expansion into the North American and European markets through strategic projects

• Investment in R&D for next-generation superconducting cables

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6️⃣ 5. Sumitomo Electric Industries, Ltd.

Headquarters: Osaka, Japan
Key Offering: HV/EHV Cables, Photovoltaic Cables, Submarine Power Cables

Sumitomo Electric is a diversified technology company with a long history of excellence in the wire and cable sector. Its CAS cables are known for exceptional quality and reliability, serving demanding applications in utility and industrial sectors worldwide.

Innovation and Market Initiatives:

• Leading provider of 500kV XLPE cables for high-capacity transmission

• Strong focus on sustainability and developing environmentally friendly insulating materials

• Global supply chain supporting infrastructure projects across continents

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5️⃣ 6. Furukawa Electric Co., Ltd.

Headquarters: Tokyo, Japan
Key Offering: Power Cables, Optical Fiber Cables, Superconducting Cables

Furukawa Electric is another Japanese powerhouse with significant expertise in power cabling. The company’s CAS cables are designed for durability and high performance, particularly in seismic-prone regions and challenging installation environments.

Innovation and Market Initiatives:

• Innovations in cable design for enhanced earthquake resistance

• Development of integrated solutions combining power and communication cables

• Commitment to R&D for advancing power transmission technology

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4️⃣ 7. Southwire Company, LLC

Headquarters: Carrollton, Georgia, USA
Key Offering: MV/HV Cables, Utility Distribution Cables, Industrial Cables

Southwire is one of North America’s leading wire and cable producers, with a strong foothold in the utility and industrial markets. The company offers robust CAS cable solutions tailored to the specific requirements of the North American power grid.

Innovation and Market Initiatives:

• Major supplier to U.S. utilities for grid hardening and modernization projects

• Focus on sustainable manufacturing practices and recyclable materials

• Extensive distribution network ensuring rapid product availability

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Global Corrugated Aluminium Sheath (CAS) Cables Market – View in Detailed Research Report

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3️⃣ 8. Sterlite Power

Headquarters: Gurugram, India
Key Offering: Extra High Voltage Cables, Overhead Conductors, Turnkey Power Transmission Solutions

Sterlite Power is a leading Indian developer of power transmission infrastructure and a key manufacturer of EHV cables. The company plays a vital role in supporting India’s ambitious grid expansion and renewable energy integration goals.

Innovation and Market Initiatives:

• Executing some of the largest private transmission projects in India

• Investment in advanced cable testing facilities to ensure international quality standards

• Strategic focus on facilitating the transmission of renewable energy

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2️⃣ 9. TFKable Group (Tele-Fonika Kable S.A.)

Headquarters: Bytom, Poland
Key Offering: Energy Cables, Railway Cables, Special Application Cables

TFKable is a major European cable manufacturer with a strong specialization in energy cables. The company’s CAS cable offerings are critical for medium and high-voltage applications, particularly within the expanding Central and Eastern European energy markets.

Innovation and Market Initiatives:

• Modern production lines for high-quality CAS cables compliant with European standards

• Strong presence in the railway electrification sector

• Focus on customized solutions for specific industrial and utility client needs

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1️⃣ 10. Zhejiang Wanma Cable Co., Ltd.

Headquarters: Hangzhou, China
Key Offering: AAC/AAAC/ACSR Conductors, Power Cables, Wires

Zhejiang Wanma is a significant Chinese cable manufacturer with a growing portfolio that includes products suitable for CAS applications. The company benefits from the vast domestic market and is increasingly competing in international projects.

Innovation and Market Initiatives:

• Leveraging cost-effective manufacturing for competitive pricing

• Expanding product range to include higher voltage and specialized cables

• Actively participating in China’s massive infrastructure development programs

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Global Corrugated Aluminium Sheath (CAS) Cables Market – View in Detailed Research Report

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🌍 Outlook: The Future of CAS Cables Is Smarter and More Integrated

The Corrugated Aluminium Sheath Cables market is undergoing a significant transformation. While traditional grid applications continue to drive demand, the industry is increasingly focused on advanced materials, digital integration, and sustainability to support the global energy transition.

📈 Key Trends Shaping the Market:

• Renewable Energy Integration: Massive investments in offshore wind and solar farms are creating unprecedented demand for high-voltage submarine and underground CAS cables to connect remote generation sites to population centers.

• Grid Modernization: Aging infrastructure in developed economies and rapid urbanization in emerging markets are fueling investments in robust, reliable underground cabling systems to improve grid resilience.

• Technological Advancements: R&D is focused on developing cables with higher transmission capacities, improved fire performance, and integrated fiber optics for real-time monitoring (smart grids).

• Sustainability Focus: There is a growing emphasis on developing cables with reduced environmental impact, including the use of recyclable materials and more energy-efficient manufacturing processes.

Read Full Report:
Global Corrugated Aluminium Sheath (CAS) Cables Market – View in Detailed Research Report

The companies profiled above are not merely manufacturing cables; they are enabling the backbone of modern civilization—the secure, efficient, and growing transmission of electrical power across the globe.