The Global Aluminum Alloy Core Power Cable Market was valued at USD 12,760 Million in 2025 and is projected to reach USD 22,990 Million by 2034, growing at a Compound Annual Growth Rate (CAGR) of 6.5% during the forecast period (2024–2034). This robust growth is driven by global grid modernization initiatives, the rapid expansion of renewable energy infrastructure, and the significant cost and weight advantages of aluminum alloy over traditional copper cables.

As nations worldwide invest heavily in upgrading their power transmission networks to support urbanization and the clean energy transition, the demand for efficient and reliable cabling solutions has surged. In this blog, we profile the Top 10 Companies in the Aluminum Alloy Core Power Cable Industry—a mix of established global giants and innovative regional leaders who are building the backbone of the world’s future energy grids.

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🔟 1. Prysmian Group

Headquarters: Milan, Italy
Key Offering: Overhead Transmission Lines, Underground & Submarine Cables, Medium & High Voltage AAC Cables

Prysmian Group stands as the world’s largest cable manufacturer, holding a formidable position in the aluminum alloy core power cable market. The company provides comprehensive solutions for power transmission and distribution, with a strong focus on high-voltage and extra-high-voltage projects. Their innovative cable systems are crucial for interconnecting national grids and integrating large-scale renewable energy sources.

Innovation and Strategic Focus:

• Pioneering advanced aluminum alloy formulations for enhanced conductivity and reduced sag.

• Leading the development of high-capacity submarine cables for offshore wind farm connections.

• Strategic acquisitions to expand global footprint and technological capabilities.

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9️⃣ 2. Nexans

Headquarters: Paris, France
Key Offering: Aluminum Conductor Steel Reinforced (ACSR) Cables, AAC cables, Submarine Cables

Nexans is a global leader in the cable industry, with a century-long history of innovation. The company is deeply involved in electrification projects worldwide, offering a wide range of aluminum alloy core cables designed for efficiency and durability. Nexans is particularly strong in the renewable energy sector, providing critical infrastructure for solar and wind power transmission.

Innovation and Strategic Focus:

• Focus on eco-design and sustainability, developing cables with a lower carbon footprint.

• Investments in digitalization to create “smart” cables integrated with monitoring sensors.

• Extensive R&D in high-temperature, low-sag aluminum alloys for grid efficiency upgrades.

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8️⃣ 3. Southwire Company, LLC

Headquarters: Carrollton, Georgia, USA
Key Offering: Utility Distribution Cables, Overhead Transmission Conductors, Aluminum Alloy Building Wire

Southwire is one of North America’s leading wire and cable producers, with a significant share in the aluminum alloy cable market. The company is a key supplier to utility companies across the continent, providing reliable and cost-effective solutions for grid modernization and expansion. Their strong distribution network and focus on customer service make them a dominant player.

Innovation and Strategic Focus:

• Emphasis on developing aluminum alloys that meet stringent North American utility standards (ASTM).

• Vertical integration from raw material processing to finished cable manufacturing.

• Commitment to sustainable manufacturing practices and recyclable materials.

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7️⃣ 4. LS Cable & System

Headquarters: Anyang, South Korea
Key Offering: Extra High Voltage Cables, ACSR, AAC, Submarine Cables

LS Cable & System is a major force in the Asian market and a growing global competitor. The company is renowned for its technological prowess, particularly in ultra-high-voltage transmission cables. They are a critical partner for infrastructure projects throughout Asia and have secured major contracts for international interconnector and renewable energy projects.

Innovation and Strategic Focus:

• Leading R&D in superconducting cables and other next-generation transmission technologies.

• Aggressive expansion into overseas markets, including North America and Europe.

• Strategic focus on supplying integrated solutions for smart grids and urban power networks.

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6️⃣ 5. ZMS Cable

Headquarters: Hebei, China
Key Offering: AAC/AAAC/ACSR Cables, Aerial Bundled Cables (ABC), Low & Medium Voltage Power Cables

ZMS Cable has emerged as a leading Chinese manufacturer with a formidable export business. The company leverages China’s massive aluminum production capacity to offer highly competitive products for the global market. ZMS provides a comprehensive portfolio of aluminum alloy core cables suitable for a wide range of applications, from urban distribution to industrial power supply.

Innovation and Strategic Focus:

• Cost leadership strategy, offering high-value products at competitive prices.

• Extensive product catalog catering to diverse international standards and specifications.

• Focus on improving product quality and certification to compete in premium markets.

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5️⃣ 6. General Cable (Acquired by Prysmian)

Headquarters: Highland Heights, Kentucky, USA (Legacy)
Key Offering: Aluminum building wire, Utility cables, Specialty aluminum alloys

Although now integrated into Prysmian Group following its acquisition, General Cable’s legacy and technologies remain influential in the market. The company was a pioneer in aluminum cable development in the Americas and held strong market positions in utility and construction sectors. Its product lines and expertise have been absorbed, strengthening Prysmian’s global offering.

Legacy and Contribution:

• Extensive intellectual property and patents related to aluminum alloy conductor technology.

• Strong brand recognition and customer relationships in North and South America.

• Contributions to industry standards for safe and reliable aluminum cable applications.

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4️⃣ 7. Sumitomo Electric Industries, Ltd.

Headquarters: Osaka, Japan
Key Offering: High Voltage Cables, Super-Tension Cables, Aluminum Alloy Conductors

Sumitomo Electric is a diversified technology giant with a highly respected cables and energy division. The company is known for its exceptional quality, precision engineering, and focus on high-performance products. They are a key supplier for technologically advanced and highly reliable power transmission projects, particularly in Japan and Southeast Asia.

Innovation and Strategic Focus:

• Development of world-leading, high-strength aluminum alloys for severe environmental conditions.

• Integration of optical fibers within power cables for real-time grid monitoring (OPGW, OPPC).

• Strong focus on R&D for next-generation energy transmission systems.

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3️⃣ 8. NKT A/S

Headquarters: Copenhagen, Denmark
Key Offering: High Voltage AC/DC Cables, HVAC Submarine Cables, Overhead Line Conductors

NKT is a leading European cable manufacturer, specializing in high-voltage power transmission solutions. The company is a vital partner for Europe’s energy transition, supplying the cables needed to connect offshore wind farms to the mainland and strengthen the continental grid. Their expertise in extruded HVDC cable systems is particularly notable.

Innovation and Strategic Focus:

• Market leader in high-voltage DC submarine cable technology for renewable energy integration.

• Significant investments in expanding production capacity to meet soaring European demand.

• Commitment to sustainability, aiming for carbon-neutral operations and 100% recyclable products.

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2️⃣ 9. Hengtong Optic-Electric Co., Ltd.

Headquarters: Suzhou, China
Key Offering: Optical Fiber Composite Cables, AAC/AAAC, Submarine Power Cables

Hengtong has grown from a fiber optics specialist into a major global player in the power cable market. The company excels in producing composite cables that integrate power transmission with fiber optic communications, which are essential for smart grid applications. Hengtong competes aggressively on the international stage, particularly in emerging markets.

Innovation and Strategic Focus:

• Pioneering the development of optical fiber composite aluminum alloy conductors (OPAC).

• Rapid expansion of submarine cable manufacturing capabilities to capture growing market share.

• Strategic global investments and partnerships to establish local manufacturing presence.

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1️⃣ 10. KEI Industries Limited

Headquarters: New Delhi, India
Key Offering: AAC/AAAC/ACSR Cables, HT & LT Power Cables, Railway Cables

KEI Industries is a dominant player in the Indian market and a significant exporter to over 50 countries. The company benefits directly from India’s massive investments in power infrastructure and rural electrification. KEI offers a diverse range of aluminum alloy cables that meet the specific needs of the price-sensitive yet quality-conscious Indian and Middle Eastern markets.

Innovation and Strategic Focus:

• Strong focus on the domestic Indian market, supported by a vast distribution network.

• Cost-effective manufacturing and product offerings tailored for high-growth economies.

• Continuous capacity expansion to keep pace with the infrastructure boom in South Asia.

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🌍 Outlook: The Future of Power Transmission Is Lighter, Smarter, and More Efficient

The aluminum alloy core power cable market is undergoing a significant transformation, aligning with global energy and sustainability goals. While traditional grid expansion remains the core driver, the future lies in smarter, more resilient, and higher-capacity networks. The leading companies are not just supplying cable; they are providing the critical infrastructure for a decarbonized world.

📈 Key Trends Shaping the Market:

• Renewable Energy Integration: Massive investments in offshore wind and solar farms are creating unprecedented demand for high-performance submarine and transmission cables.

• Grid Modernization and Digitalization: The shift towards smart grids requires cables integrated with fiber optics for real-time monitoring and control, a key growth area.

• Material Science Innovation: Continuous R&D into new aluminum alloys that offer higher ampacity, reduced sag, and improved corrosion resistance.

• Urbanization and Infrastructure Mega-Projects: Rapid urban growth in Asia and Africa necessitates extensive new underground and overhead power distribution networks.

Get Full Report Here:
Aluminum Alloy Core Power Cable Market – View in Detailed Research Report

The companies profiled above are not only energizing the world’s economies—they are fundamentally enabling the global transition to a sustainable energy future.