The Global Photovoltaic Solar Welding Ribbon Market was valued at USD 940 Million in 2025 and is projected to reach USD 1633 Million by 2034, growing at a Compound Annual Growth Rate (CAGR) of 8.8% during the forecast period (2024–2030). This robust growth is propelled by the exponential expansion of global solar PV installations, the adoption of advanced high-efficiency cell technologies like Heterojunction (HJT) and TOPCon, and the drive for more automated and efficient manufacturing processes.

As the solar industry accelerates towards terawatt-scale production to meet global decarbonization goals, the demand for high-performance interconnection materials has never been greater. In this blog, we profile the Top 10 Companies in the Photovoltaic Solar Welding Ribbon Industry—a combination of established metallurgical specialists and dynamic manufacturers shaping the backbone of modern solar module production.

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🔟 1. Ulbrich

Headquarters: Connecticut, USA
Key Offering: High-purity copper interconnect and busbar ribbons, custom alloys

Ulbrich is a globally recognized leader in precision metals, supplying high-performance welding ribbons to top-tier solar module manufacturers. The company leverages its deep expertise in metallurgy to produce ribbons with superior conductivity, solderability, and mechanical properties, which are critical for high-efficiency modules. Ulbrich serves a global clientele with a strong focus on quality and technical support.

Technical & Innovation Initiatives:

• Development of ultra-fine and low-resistance ribbons for HJT and TOPCon cells

• Investment in advanced plating technologies for enhanced durability

• Commitment to stringent quality control for high-yield module production

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9️⃣ 2. Luvata Oy

Headquarters: Espoo, Finland
Key Offering: Tinned copper ribbons, specialty coated ribbons for advanced cell architectures

Luvata Oy, with a strong European presence, is a key supplier of advanced rolled and drawn copper products. Their photovoltaic division specializes in producing welding ribbons that meet the demanding requirements of next-generation solar cells, with a focus on low-temperature soldering compatibility and long-term reliability in diverse climatic conditions.

Technical & Innovation Initiatives:

• R&D focused on ribbons compatible with European module manufacturers’ specifications

• Emphasis on sustainable manufacturing practices and supply chain transparency

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8️⃣ 3. Bruker-Spaleck

Headquarters: Schwerte, Germany
Key Offering: Precision slitting services, copper base stock, and finished welding ribbon

Bruker-Spaleck is a German specialist in precision slitting and metal processing, serving the solar industry with high-quality welding ribbon. The company’s strength lies in its ability to process base materials to exacting tolerances, providing consistent product quality that is essential for automated module assembly lines.

Technical & Innovation Initiatives:

• Precision engineering for width and thickness consistency

• Supply chain integration from raw copper to finished ribbon products

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7️⃣ 4. Shanghai YourBest New-type Materials Co., Ltd.

Headquarters: Suzhou, China
Key Offering: Full range of interconnect and busbar ribbons, MBB (Multi-Busbar) ribbons

Shanghai YourBest is one of China’s largest and most prominent manufacturers of photovoltaic welding ribbon. The company operates extensive automated production lines with an annual capacity of over 10,000 tons, supplying major module producers globally. Its competitive edge comes from economies of scale, cost efficiency, and rapid adaptation to market trends like MBB technology.

Technical & Innovation Initiatives:

• High-volume production capabilities for cost leadership

• Continuous R&D on coatings for improved reflectivity and conductivity

Download FREE Sample Report: Photovoltaic Solar Welding Ribbon Market – View in Detailed Research Report

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6️⃣ 5. Wetown Electric Group

Headquarters: Jiangsu, China
Key Offering: Photovoltaic welding ribbons, tin-coated copper strips, custom solutions

Wetown is a major Chinese player that has significantly expanded its market share through aggressive capacity expansion and competitive pricing. The company caters to both domestic and international module manufacturers, offering a reliable supply of standard and customized welding ribbons. Its growth mirrors the expansion of the Asian solar manufacturing ecosystem.

Technical & Innovation Initiatives:

• Focus on process automation to ensure product consistency

• Expansion of product portfolio to include ribbons for shingled modules

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5️⃣ 6. Jiangsu Sun Group Co., Ltd.

Headquarters: Jiangsu, China
Key Offering: Solar cell interconnection ribbons, PV ribbon for bifacial modules

Jiangsu Sun Group is another key contributor from China’s robust supply chain, specializing in the research, production, and sales of PV welding ribbons. The company has built a strong reputation for quality and has established long-term partnerships with several leading module makers, benefiting from the concentrated manufacturing base in the Yangtze River Delta region.

Technical & Innovation Initiatives:

• Development of high-reflectivity ribbons for bifacial module applications

• Investment in capacity to serve the growing export market

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4️⃣ 7. Sarkuysan

Headquarters: Istanbul, Turkey
Key Offering: Electrolytic copper cathodes, copper rods, and photovoltaic welding ribbons

Sarkuysan is a leading Turkish copper producer that has vertically integrated into the photovoltaic welding ribbon market. Leveraging its control over raw copper material, the company supplies high-quality ribbons primarily to the European and Middle Eastern markets, positioning itself as a regional powerhouse with a strategic geographical location.

Technical & Innovation Initiatives:

• Vertical integration from copper refining to finished ribbon production

• Focus on serving the growing solar markets in Eastern Europe and the MENA region

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3️⃣ 8. Gebauer & Griller

Headquarters: Vienna, Austria
Key Offering: Precision flat wires, specialty copper alloys for demanding applications

Gebauer & Griller, an Austrian specialist, focuses on high-value, precision flat wire products. While serving various industries, its photovoltaic division provides specialized welding ribbons that are often used in premium module segments where exceptional mechanical and electrical properties are required, competing on quality and technical expertise rather than volume.

Technical & Innovation Initiatives:

• Expertise in producing ribbons for thin-film and other niche PV technologies

• Strong focus on R&D for customized material solutions

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2️⃣ 9. TonyShare Electronic Materials Technology Co., Ltd.

Headquarters: Suzhou, China
Key Offering: PV ribbon, bussing ribbon, tinned copper wire

TonyShare is a significant Chinese manufacturer that has grown rapidly by aligning its production with the needs of the country’s massive solar module industry. The company emphasizes technological upgrades and process optimization to maintain its competitiveness in a crowded market, supplying a substantial volume of ribbons annually.

Technical & Innovation Initiatives:

• Optimization of plating processes to reduce silver content and cost

• Scaling production to meet gigawatt-scale module manufacturing demands

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1️⃣ 10. Baoding Yitong Photovoltaic Technology Co., Ltd.

Headquarters: Baoding, China
Key Offering: Solar cell tabbing ribbon, PV ribbon for automated stringing machines

Baoding Yitong completes the list as a specialized producer focused exclusively on photovoltaic interconnection materials. The company has carved out a solid position in the market by providing reliable, cost-effective products tailored for high-speed, automated module assembly lines, serving a wide array of customers across China and Southeast Asia.

Technical & Innovation Initiatives:

• Specialization in high-speed compatible ribbons for automated production

• Focus on operational efficiency to maintain competitive pricing

Get Full Report Here: Photovoltaic Solar Welding Ribbon Market – View in Detailed Research Report

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🌍 Outlook: The Future of Solar Welding Ribbon is Smarter and More Efficient

The photovoltaic solar welding ribbon market is undergoing a significant technological evolution. While traditional tin-coated copper ribbons dominate current volumes, the industry is intensely focused on innovations that reduce electrical losses, increase manufacturing throughput, and support next-generation cell technologies.

📈 Key Trends Shaping the Market:

• Rapid adoption of Multi-Busbar (MBB) and Zero-Gap interconnection designs to boost module power output

• Development of low-temperature soldering ribbons for temperature-sensitive HJT cells

• Integration of automation and AI in ribbon production to enhance consistency and reduce waste

• Growing focus on supply chain sustainability and recycling of end-of-life module materials

Get Full Report Here: Photovoltaic Solar Welding Ribbon Market – View in Detailed Research Report

The companies listed above are not only supplying a critical component for solar energy—they are enabling the efficiency gains and cost reductions essential for the global energy transition.