Tabbing Ribbon For Solar
Tinned Copper Interconnect also known as Tabbing Ribbon For Solar Wire, Cell Connector, String Connector, PV Ribbon, PV Connect etc. are conductive components made from copper that has been coated with a thin layer of solderable alloys made from various metals such as silver, tin , lead, indium , etc.
These interconnects are used to connect solar cells / strings of solar cells within a solar module, forming electrical pathways for the flow of electricity generated by the cells.
Applications
Tabbing Ribbon/Tinned copper interconnects are a crucial component in the manufacturing of solar modules. They provide reliable electrical connections between individual solar cells, enabling the modules to efficiently capture and transmit solar energy.
Key Characteristics
Conductivity
Copper is chosen for its high electrical conductivity, allowing for efficient transmission of electricity generated by the solar cells.
Corrosion Resistance
The tin coating on the copper wire provides corrosion resistance, protecting the interconnects from environmental factors such as moisture and humidity, which are common in outdoor solar installations.
Solderability
The tin coating facilitates soldering of the interconnects to the solar cells and other components, ensuring secure and durable connections.
Flexibility
Tinned copper interconnects are designed to be flexible, allowing them to conform to the shape of the solar cells and withstand mechanical stress during the manufacturing process and throughout the lifespan of the solar module.
Temperature Resistance
The interconnects must be able to withstand the temperature fluctuations experienced in solar module operation without compromising their electrical conductivity or structural integrity.
Compatibility
Tinned copper interconnects are compatible with various solar cell technologies and module designs, making them a versatile choice for solar module manufacturers.
Range of Products Manufactured for Poly / Monoperc /Topcon Modules
1. Cell Interconnects
Width: 0.35 mm to 2.0 mm, Thickness: 0.15 to 0.30mm Round: 0.23mm to 0.36 mm
2. Bussing
Width 3mm to 10 mm, Thickness 0.25 mm to 0.5mm
3. LOW TEMPERATURE ALLOYS
Packing Type Cylindrical and Bi Conical 2 Kg to 25 Kgs
4. ALLOY TYPES
Leaded (Sn/Pb)
Lead Free (Sn/Ag), (Sn/Ag/Cu)
Low temperature alloys (Sn/Bi/Pb),(Sn/Bi/Ag),(Sn/Bi)
5. LEADED
6. LEAD FREE
Packing Type
Spool | Type | d1(mm) | d2(mm) | d3(mm) | L1(mm) | L2(mm) | Weight / Spool | Figure Reference |
Cylindrical | P10S | 152 | 100 | 20 | 121.5 | 101 | 5 | A |
Cylindrical | P10S | 152 | 90 | 16 | 122 | 101 | 5 | A |
Ashton Cox | Din 200 | 200 | 125 | 20 | 200 | 160 | 15 | A |
Cylindrical | Din 250 | 250 | 125 | 20 | 250 | 200 | 20 | A |
Cylindrical | HKV 160 (IEC) | 160 | 80 | 20 | 160 | 90 | 8 | B |
Bi-Conical | HKV 160 (CN) | 160 | 90 | 16 | 160 | 90 | 8 | B |
Bi-Conical | PCK160 A (16) | 160 | 90 | 16 | 122 | 90 | 8 | C |
Bi-Conical | PCK 160 A(20) | 160 | 90 | 20 | 122 | 90 | 8 | C |
Bi-Conical | PCK 160 B(16) | 160 | 85 | 16 | 140 | 100 | 10 | C |
Bi-Conical | VCK 160 C(20) | 160 | 85 | 20 | 160 | 120 | 12 | C |
FAQs for Tinned Copper Interconnect / Tabbing Ribbon for Solar
Valeo Products Ltd manufactures Tabbing Ribbon, also known as Tinned Copper Interconnect, PV Ribbon, Solar Wire, Cell Connector, and String Connector. It is a copper conductor coated with solderable alloys such as tin, silver, lead, or indium to create reliable electrical connections between solar cells. Tabbing Ribbon is essential for forming conductive pathways that efficiently transfer electricity within solar modules.
Valeo Products Ltd is a trusted Tabbing Ribbon manufacturer in India with over 40 years of expertise in industrial copper solutions and solar conductors. The company supplies high-quality Tinned Copper Interconnect and PV Ribbon for Poly, Mono PERC, and TOPCon solar modules. Its advanced manufacturing processes and strict quality standards ensure excellent conductivity, solderability, and long-term reliability.
Tinned Copper Interconnect is known by several industry terms, including Tabbing Ribbon, PV Ribbon, Solar Wire, Cell Connector, String Connector, and PV Connect. Although the names differ, they all refer to copper conductors with a solderable coating used to connect solar cells. Valeo Products Ltd manufactures these products to meet global solar industry requirements.
Tabbing Ribbon for Solar is primarily used in the manufacturing of photovoltaic modules. It connects individual solar cells and strings, allowing electricity generated by the cells to flow efficiently through the solar panel. Valeo Products Ltd supplies Tinned Copper Interconnects that support high-performance solar modules used in residential, commercial, and utility-scale installations.
Tinned Copper Interconnect offers high electrical conductivity, excellent corrosion resistance, superior solderability, and strong temperature stability. Its flexible design allows it to conform to solar cells while withstanding mechanical stress during manufacturing and field use. These properties make Valeo Products Ltd Tabbing Ribbon ideal for durable and efficient solar modules.
Valeo Products Ltd manufactures Cell Interconnect Tabbing Ribbon in widths ranging from 0.35 mm to 2.0 mm and thicknesses from 0.15 mm to 0.30 mm. Round wire options are available from 0.23 mm to 0.36 mm. This wide size range supports the specific requirements of modern solar cell technologies.
Bussing Ribbon is available in widths from 3 mm to 10 mm and thicknesses from 0.25 mm to 0.5 mm. These larger ribbons are used to connect strings of solar cells and transfer current to the junction box. Valeo Products Ltd manufactures high-quality bussing ribbon for efficient current collection in solar modules.
Valeo Products Ltd manufactures Tabbing Ribbon and Tinned Copper Interconnect for Polycrystalline, Mono PERC, and TOPCon solar modules. These advanced technologies require precision-engineered PV Ribbon with excellent conductivity and compatibility. The company’s products are designed to meet the evolving needs of the solar industry.
Valeo Products Ltd offers leaded and lead-free alloy options for Tinned Copper Interconnect. Available alloy types include Sn/Pb, Sn/Ag, Sn/Ag/Cu, Sn/Bi/Pb, Sn/Bi/Ag, and Sn/Bi. These alloy combinations are selected to provide optimal solderability, mechanical strength, and temperature performance.
Low temperature alloys are designed for solar cell technologies that require lower soldering temperatures to reduce thermal stress during module assembly. Valeo Products Ltd manufactures low temperature alloy PV Ribbon using Sn/Bi, Sn/Bi/Ag, and Sn/Bi/Pb compositions. These materials help protect delicate solar cells while maintaining strong electrical connections.
Tabbing Ribbon is supplied in cylindrical and bi-conical spool formats to suit different manufacturing processes. Valeo Products Ltd offers packing sizes ranging from 2 kg to 25 kg. Multiple spool types are available to ensure smooth handling and efficient automated production.
The tin coating on Tinned Copper Interconnect protects the copper from moisture, humidity, and outdoor environmental conditions. This corrosion resistance helps maintain stable electrical performance throughout the lifespan of the solar module. Valeo Products Ltd manufactures PV Ribbon designed for long-term durability in demanding climates.
Yes, Valeo Products Ltd manufactures lead-free Tabbing Ribbon using environmentally compliant alloys such as Sn/Ag and Sn/Ag/Cu. These products meet modern sustainability and regulatory requirements while delivering excellent solderability and conductivity. They are ideal for advanced photovoltaic module manufacturing.