In 2026, the global cable market continues expanding, driven by power infrastructure upgrades and the global energy transition. Aging grid retrofits, power network development in emerging markets, and ongoing renewable projects including solar, onshore wind, energy storage and offshore wind are fueling fast-growing demand for high-voltage, subsea and renewable-specialty cables, alongside rising requirements for cable performance and regulatory compliance.
At ZMS Cable, we recognise that power projects involve heavy investment and buried infrastructure. Once cables are installed, inspection and replacement incur extremely high costs. That is why buyers should partner with a dependable cable manufacturer: to secure consistent product quality, controlled lead times, and avoid risks such as cable failures, project shutdowns and non-compliance penalties, ensuring long-term safe and stable operation for power plants and electrical grids.
How to Choose a Reliable Cable Manufacturer?
Customers or purchasers need to evaluate cable suppliers based on the following six core criteria when sourcing cables for power infrastructure and renewable energy projects.
- Manufacturing capabilities: Check if the factory has advanced production lines, sufficient capacity and stable processes to handle large or urgent orders consistently.
- Product range: Confirm they can supply the exact cables you need, from standard power cables to special types for solar, wind, mining and submarine applications.
- International certifications: Verify globally recognized certificates such as IEC, CE, ISO, to ensure products meet local market standards and compliance rules.
- Quality control and testing: Reliable makers run full lab testing on raw materials and finished cables, with complete inspection records to avoid quality defects.
- Project experience: Prior track record in grid, renewable energy and EPC projects proves they understand real-site challenges and project requirements.
- Global supply and technical support: Look for stable delivery, flexible logistics and responsive engineering support for installation, selection and after-sales service.
Top 10 Electrical Cable Manufacturers in the World
1. Prysmian Group
Italy | Cable Manufacturer
Company Overview Prysmian Group, headquartered in Italy, is the world’s largest cable manufacturer with over 140 years of heritage. It focuses on energy transmission, telecom and optical cable systems, and is a pioneer in HVDC submarine cable technology.
Headquarters Milan, Italy
Main Cable Products HV/EHV power cables, submarine HVDC cables, optical fiber cables, industrial cables, renewable energy cables
Manufacturing Capabilities Global production network with over 100 factories across Europe, North America, Latin America, APAC, MEA; independent R&D labs and full in-house testing capacity for ultra-high voltage and subsea products.
Key Industries and Applications Offshore wind, cross-border power interconnection, utility grid upgrade, telecom, data center, large EPC infrastructure
Why Consider This Company? It has an unparalleled track record in iconic global subsea and grid projects, has proven high voltage engineering capabilities and has widely recognized global compliance qualifications. If your submarine power grid project requires reliable and high-quality submarine cables, then Prysmian is definitely the best choice.
Of course, you can also scroll down and continue to choose other submarine cable suppliers including ZMS Cable. Go ahead!
2. Nexans
France | Cable Manufacturer
Company Overview Nexans is a century-old French cable enterprise, a core supplier for global electrification and energy transition. It delivers integrated cable solutions rather than only finished cables.
Headquarters Paris, France
Main Cable Products Power distribution cables, submarine cables, low-smoke zero-halogen cables, building wires, industrial control & instrumentation cables, fiber connectivity systems
Manufacturing Capabilities Worldwide production footprint, dedicated subsea cable factories, smart cable monitoring R&D and complete performance test facilities for harsh environments.
Key Industries and Applications Renewable energy, oil & gas, railway transit, municipal construction, data networks, offshore wave energy projects
Why Consider This Company? Strong innovation in sustainable, fire-safe and smart sensing cables; rich experience serving European and international large-scale EPC contractors.
3. Sumitomo Electric Industries
Japan | Cable Manufacturer
Company Overview Sumitomo Electric is a Japanese Fortune Global 500 group with more than 120 years of material and cable R&D history, famous for precision manufacturing and stable material performance.
Headquarters Osaka, Japan
Main Cable Products HV & submarine cables, optical fiber cables, automotive wiring harnesses, industrial automation cables, special electronic wires
Manufacturing Capabilities High-standard precision production lines, advanced material laboratory, strict consistency control for high-end customized cables, multiple overseas manufacturing bases.
Key Industries and Applications Automotive, power grid, communication network, rail transport, semiconductor and industrial automation
Why Consider This Company? Exceptional reliability and a long service life; these cables offer significant advantages in specialized applications requiring high-temperature resistance, high-frequency performance, and high precision. Clearly, long-lasting cables greatly reduce the hassle of replacements, thereby lowering project costs over the long term. If you are thinking in terms of long-term value, Sumitomo Electric Industries is the best choice.
4. LS Cable & System
South Korea | Cable Manufacturer
Company Overview LS Cable & System is South Korea’s leading cable group, focusing on high-voltage power transmission and turnkey cable system engineering for global energy projects.
Headquarters Seoul, South Korea
Main Cable Products EHV power cables, submarine cables, overhead conductors, optical cables, solar & wind renewable cables, industrial specialty cables
Manufacturing Capabilities Large-scale HV & subsea production bases, in-house engineering team, full testing laboratory and turnkey project execution capacity.
Key Industries and Applications Onshore & offshore wind, power transmission grids, substations, mining, industrial plants, telecom infrastructure
Why Consider This Company? One-stop service including design, manufacturing, testing and on-site commissioning; competitive for large Asian and Middle Eastern energy projects.
5. Southwire Company
USA | Cable Manufacturer
Company Overview Southwire is the top North American wire and cable manufacturer, a dominant local supplier for utility, construction and industrial markets.
Headquarters Carrollton, Georgia, USA
Main Cable Products Building wires, overhead utility cables, medium-voltage power cables, industrial control cables, aluminum conductors
Manufacturing Capabilities Large local production capacity in North America, automated production lines, vertical integration of aluminum and copper raw material processing.
Key Industries and Applications North American power utilities, residential & commercial construction, factory automation, renewable energy distribution Why Consider This Company? Deep local market compliance knowledge, fast delivery across North America and stable supply for American standard projects.
6. Belden Inc.
USA | Cable Manufacturer
Company Overview Belden is a US-based specialist brand focusing on signal, data and industrial connectivity cables, widely trusted in automation and harsh-environment signal transmission.
Headquarters St. Louis, Missouri, USA
Main Cable Products Instrumentation cables, industrial control cables, broadcast cables, data communication cables, hybrid power-signal cables
Manufacturing Capabilities Specialized production lines for low-noise, shielded and ruggedized cables, dedicated quality testing for EMC and environmental resistance.
Key Industries and Applications Factory automation, petrochemical, broadcast, railway, data communication, industrial IoT
Why Consider This Company? Top-tier signal integrity and shielding performance; ideal for industrial automation and sensitive measurement systems.
7. NKT A/S
Denmark | Cable Manufacturer
Company Overview NKT is a Danish cable specialist globally renowned for high-voltage DC and offshore wind submarine cables, with decades of subsea engineering heritage.
Headquarters Copenhagen, Denmark
Main Cable Products HVDC submarine cables, land HV cables, cable accessories, dynamic subsea cables for floating offshore wind
Manufacturing Capabilities Dedicated submarine cable factory with large turntable production, full-scale mechanical and electrical testing for deep-sea conditions.
Key Industries and Applications Offshore wind farms, cross-country DC interconnection, offshore energy, power grid reinforcement
Why Consider This Company? Leading technical strength in floating offshore wind power Wind Dynamic Cables; trusted by major European offshore wind power developers. This is also the energy cable field that is increasingly accelerating with the global new energy wave. ZMS Cable is also aware of this in cable manufacturing.
8. Furukawa Electric
Japan | Cable Manufacturer
Company Overview Furukawa Electric is a historic Japanese manufacturer balancing power cables, optical fiber and automotive electronics, focusing on high-frequency and high-temperature special cable solutions.
Headquarters Tokyo, Japan
Main Cable Products Power cables, optical fiber cables, high-frequency communication cables, automotive special cables, heat-resistant industrial wires
Manufacturing Capabilities Advanced material R&D center, high-precision extrusion and coating lines, strict reliability aging test systems.
Key Industries and Applications 5G base stations, new energy vehicles, industrial automation, optical communication, power transmission
Why Consider This Company? Strong adaptability to extreme temperature and high-frequency working conditions; stable supply for high-end electronic and communication projects.
9. Hellenic Cables
Greece | Cable Manufacturer
Company Overview Hellenic Cables is Europe’s well-established independent cable manufacturer, with fast-growing offshore wind and interconnection cable delivery capacity.
Headquarters Athens, Greece
Main Cable Products MV & HV power cables, submarine cables, renewable energy cables, overhead conductors, cable accessories
Manufacturing Capabilities Two large European production plants, subsea cable manufacturing lines, accredited testing laboratory for IEC and EN standards.
Key Industries and Applications Offshore wind, Mediterranean power interconnection, utility grid, solar farms, industrial projects
Why Consider This Company? Flexible medium & large batch delivery, strong European certification foundation and competitive service for regional renewable projects.
10. ZMS Cable
China | Cable Manufacturer
Company Overview ZMS Cable is a Chinese cable manufacturer and exporter established in 1990. While leading projects such as large-scale ultra-high voltage transmission and deep-sea submarine cables with the world’s leading cable companies, ZMS also focuses on providing practical, project-demand-oriented cable solutions for global power infrastructure and renewable energy development projects.
Headquarters Zhengzhou, China
Main Cable Products Power cables up to 500kV, ACSR/AAC/AAAC bare conductors, ABC overhead cables, mining cables, instrumentation cables, solar & wind power cables, and matching cable accessories
Manufacturing Capabilities It operates a modern 63,000 m² production base with flexible production lines and a CNAS-recognized in-house testing lab. The team is well-equipped to adjust designs, materials and specifications according to unique project requirements, supporting both bulk standard orders and custom-developed cable variants.
Key Industries and Applications Grid expansion, solar and wind farms, mining operations, municipal works, rail auxiliary power systems and overseas EPC projects across the Middle East, Africa, Southeast Asia, Latin America and Europe.
Why Consider This Company? ZMS holds a full suite of international certifications including IEC, CE, ISO, BS and ASTM. Its core strength lies in responsive engineering customization and end-to-end supply coordination for mid-to-large infrastructure projects. The technical team works closely with procurement and EPC teams to tailor cable performance, documentation and packaging to match local project codes and site constraints. It serves as a reliable, pragmatic alternative for buyers seeking compliant, well-matched cable solutions with clear technical communication and stable delivery schedules.
Best For Power distribution projects, infrastructure development, industrial applications, overhead transmission lines, and customized cable procurement.
Comparison of the Top 10 Cable Manufacturers
While leading global cable manufacturers each carry distinct strengths, many buyers need a quick overview to screen suppliers against their project scope, regional standards and product requirements. The table below summarises their headquarters, core product portfolios, primary target markets and typical project applications. It helps procurement and EPC teams easily identify suitable partners: from world-renowned groups specialising in landmark ultra-high voltage and deepwater subsea schemes, to reliable suppliers like ZMS Cable that excel at customised, project-focused cable solutions for global energy infrastructure.
| Manufacturer | Headquarters | Product Range | Primary Markets | Key Project Applications |
| Prysmian Group | Milan, Italy | HV/EHV power cables, HVDC submarine cables, fibre optic cables, renewable energy cables, industrial cables | Global, focus on Europe, North America, APAC | Offshore wind, cross-border power interconnection, grid upgrade, telecom, large EPC infrastructure |
| Nexans | Paris, France | Distribution power cables, submarine cables, LS0H cables, building wires, instrument cables, fibre systems | Global, Europe & MEA priority | Renewable energy, oil & gas, railway transit, municipal construction, data networks |
| Sumitomo Electric | Osaka, Japan | HV & submarine cables, optical fibres, automotive wiring, precision industrial special cables | APAC, North America, Europe | Power grid, automotive, rail transport, semiconductor, industrial automation |
| LS Cable & System | Seoul, South Korea | EHV power cables, submarine cables, overhead conductors, solar & wind cables, industrial specialty cables | Asia, Middle East, Americas | Onshore & offshore wind, transmission grids, substations, mining, telecom infrastructure |
| Southwire Company | Carrollton, Georgia, USA | Building wires, overhead utility cables, MV power cables, aluminium conductors, control cables | North America | Local power utilities, residential & commercial construction, factory automation, distributed renewables |
| Belden Inc. | St. Louis, Missouri, USA | Instrumentation cables, industrial control cables, broadcast cables, data & hybrid signal-power cables | North America, Europe | Factory automation, petrochemical, railway, industrial IoT, signal & data transmission |
| NKT A/S | Copenhagen, Denmark | HVDC land & submarine cables, dynamic subsea cables, cable accessories | Europe | Offshore wind farms, DC power interconnection, floating offshore wind, grid reinforcement |
| Furukawa Electric | Tokyo, Japan | Power cables, optical fibres, high-frequency communication cables, heat-resistant automotive cables | APAC, North America | 5G communication, new energy vehicles, industrial automation, power transmission |
| Hellenic Cables | Athens, Greece | MV & HV land cables, submarine cables, renewable cables, overhead conductors, accessories | Europe, Mediterranean region | Offshore wind, regional power interconnection, solar farms, utility and industrial projects |
| ZMS Cable | Zhengzhou, China | Power cables up to 500kV, overhead conductors (ACSR/AAC/AAAC), ABC cables, mining, instrument, solar & wind cables, cable accessories | Middle East, Africa, Southeast Asia, Latin America, Europe | Grid construction, solar & wind farms, mining, municipal engineering, rail auxiliary power, overseas EPC projects |
How to Select the Best Cable Supplier for Your Project?
When you begin sourcing cables for energy or infrastructure projects, it is easy to gravitate toward the largest and most well-known manufacturers. However, the scale of a brand does not, in itself, guarantee a good fit. The best supplier is one that aligns with the unique requirements of your specific project—not necessarily the one that ranks first globally.
Start by defining the parameters of your project: the required voltage levels, local certification standards, site conditions (such as underground installation, exposure to coastal corrosion, or UV exposure in solar farms), and whether you need custom dimensions or specialized material formulations. While major industry leaders are ideal for flagship deep-water subsea or ultra-high-voltage interconnection projects, they may offer less flexibility for mid-sized EPC, mining, onshore renewable energy, or grid-upgrade projects that require custom specifications or adjusted delivery schedules.
You should prioritize suppliers with proven experience in relevant projects, in-house testing facilities, and accessible technical support. This is where specialized suppliers like ZMS Cable truly stand out. They hold comprehensive international certifications, tailor designs and documentation to regional standards, and work closely with your team to address technical changes throughout the process. Ultimately, the right partner will provide consistent quality, seamless communication, and reliable support throughout the entire lifecycle of your project.
Why Consider ZMS Cable for Your Next Project?
ZMS Cable has focused on export-oriented cable manufacturing for more than 30 years and is committed to providing global EPC and procurement teams with practical cable solutions that meet project needs. Its extensive product line covers power cables up to 500kV, overhead conductors, and special cables for mining, instrumentation, solar and wind energy, meeting the needs of various medium-sized energy and infrastructure construction projects.
The core strength of the ZMS brand is its flexible, customized engineering capabilities. The company’s in-house technical team can make targeted adjustments to cable structures, insulation materials and technical documents based on local regulations and complex on-site environments – whether it is corrosive mining areas, open-air photovoltaic power stations, or urban power grid renovation projects. Relying on laboratories accredited by CNAS, ZMS implements strict batch testing and holds multiple international certifications such as IEC, CE, BS and ASTM to ensure consistent product quality and each batch of goods comes with traceable test records.
ZMS has accumulated rich practical experience in serving various projects in the Middle East, Africa, Southeast Asia and Latin America. The company provides a complete quotation system, comprehensive global logistics coordination and efficient after-sales support. If your project requires customized specifications, reliable compliance assurance and stable delivery, and you want to avoid the rigid model of large multinational suppliers, then ZMS Cable is definitely a reliable partner to consider.