Electrical & Power Copper Products
We manufacture and supply high conductivity copper products for the electrical and power industry, including copper tubes, plates, bars, strips, and wires for power distribution, transformers, motors, generators, switchgear, and renewable energy systems.
Our electrical copper materials are available in C10100, C10200, C11000, and other copper alloys, offering excellent electrical conductivity, thermal performance, and reliable mechanical properties. We support custom sizes, OEM manufacturing, and international standards including ASTM, EN, and JIS.
Copper Materials for Electrical & Power Applications
Power Distribution Systems
Typical Components:
Switchgear busbars, Power distribution cabinets, Electrical connectors, Grounding components
Copper Forms:
Copper Busbars, Copper Plates, Copper Bars, Copper Strips
Copper Grades:
C11000 Copper - ≥100% IACS
C10100 Copper - ≥101% IACS
Transformers
Typical Components:
Transformer windings, Copper conductors, Terminal connectors, Lead connections
Copper Forms:
Copper Strips, Copper Foils, Copper Sheets, Copper Wires
Copper Grades:
C10100 Copper - ≥101% IACS
C10200 Copper - ≥100% IACS
C11000 Copper - ≥100% IACS
Electric Motors & Generators
Typical Components:
Motor windings, Rotor bars, Generator coils, Electrical conductors
Copper Forms:
Copper Wires, Copper Rods, Copper Bars, Copper Strips
Copper Grades:
C10100 Copper - ≥101% IACS
C11000 Copper - ≥100% IACS
Switchgear & Electrical Cabinets
Typical Components:
Main circuit busbars, Contact terminals, Electrical connectors, Conductive components
Copper Forms:
Copper Busbars, Copper Plates, Copper Bars, Copper Machined Parts
Copper Grades:
C11000 Copper - ≥100% IACS
C10100 Copper - ≥101% IACS
C10200 Copper - ≥100% IACS
Renewable Energy Systems
Typical Components:
Solar inverter busbars, Wind turbine generators, Energy storage connections, Power conversion equipment
Copper Forms:
Copper Busbars, Copper Strips, Copper Plates, Copper Wires
Copper Grades:
C11000 Copper - ≥100% IACS
C10100 Copper - ≥101% IACS
C10200 Copper - ≥100% IACS
EV Charging & Battery Systems
Typical Components:
Battery pack busbars, Charging connectors, Battery connection plates, Power modules
Copper Forms:
Copper Busbars, Copper Plates, Copper Foils, Copper Strips
Copper Grades:
C11000 Copper - ≥100% IACS
C10100 Copper - ≥101% IACS
C10200 Copper - ≥100% IACS
Copper Products for Electrical Industry
We supply a complete range of high conductivity copper products for electrical equipment manufacturing, power transmission, renewable energy, and industrial electrical systems.
Applications:
Power distribution cabinets, Switchgear systems, Electrical panels, Battery connection systems
Available Forms:
Flat Copper Busbars, Round Edge Busbars, Custom Machined Busbars
Copper Grades:
C11000 Copper - ≥100% IACS
C10100 Copper - ≥101% IACS
C10200 Copper - ≥100% IACS
Applications:
Transformer windings, Motor components, Battery connections, Electrical contacts
Available Forms:
Copper Strips, Copper Foils, Slit Copper Strips
Copper Grades:
C10100 Copper - ≥101% IACS
C10200 Copper - ≥100% IACS
C11000 Copper - ≥100% IACS
Applications:
Electrical connectors, Transformer components, Grounding systems, Conductive parts
Available Forms:
Copper Plates, Copper Sheets, Rolled Copper Plates
Copper Grades:
C11000 Copper - ≥100% IACS
C10200 Copper - ≥100% IACS
Applications:
Electrical conductors, Motor components, Generator parts, Grounding systems
Available Forms:
Round Copper Bars, Square Copper Bars, Copper Rods
Copper Grades:
C11000 Copper - ≥100% IACS
C10100 Copper - ≥101% IACS
Applications:
Motor windings, Generator coils, Electrical cables, Power equipment
Available Forms:
Copper Wire Rods, Bare Copper Wires, Fine Copper Wires
Copper Grades:
C10100 Copper - ≥101% IACS
C10200 Copper - ≥100% IACS
C11000 Copper - ≥100% IACS
Applications:
Power electronics cooling, Transformer cooling, Heat dissipation systems
Available Forms:
Straight Copper Tubes, Copper Coils, Custom Copper Tubes
Copper Grades:
C12200 Copper - ≥85% IACS
C11000 Copper - ≥100% IACS
Recommended Copper Grades for Electrical Applications
| Copper Grade | Copper Type | Electrical Conductivity | Typical Applications |
|---|---|---|---|
| C10100 | Oxygen-Free Electronic Copper (OFE) | ≥101% IACS | High-performance conductors, vacuum components, precision electrical parts |
| C10200 | Oxygen-Free Copper (OF) | ≥100% IACS | Electrical components, connectors, high-frequency applications |
| C11000 | Electrolytic Tough Pitch Copper (ETP) | ≥100% IACS | Busbars, power distribution systems, transformers, motors |
| C12000 | Phosphorus-Deoxidized Copper | ≥85% IACS | Electrical tubes, heat exchangers, industrial components |
| C12200 | Phosphorus-Deoxidized Copper | ≥85% IACS | Cooling tubes, electrical equipment heat dissipation |
Quick Selection Guide
| Application | Recommended Copper Grades |
|---|---|
| Copper Busbars & Power Distribution | C11000 / C10100 |
| Transformer Windings & Strips | C10100 / C10200 / C11000 |
| Motor & Generator Components | C10100 / C11000 |
| Electrical Connectors | C11000 / C10200 |
| EV Battery Busbars & Connections | C10100 / C11000 |
| Cooling Components for Electrical Equipment | C12200 / C12000 |
Get Copper Grade Recommendation
Copper Selection Guide by Equipment
| Equipment | Typical Copper Components | Recommended Copper Products | Copper Grades |
|---|---|---|---|
| Transformers | Windings, Conductors, Terminal Connections | Copper Strips, Copper Foils, Copper Sheets | C10100, C10200, C11000 |
| Switchgear Systems | Busbars, Connectors, Conductive Parts | Copper Busbars, Copper Plates, Copper Bars | C11000, C10100 |
| Electric Motors | Windings, Rotor Bars, Conductors | Copper Wires, Copper Rods, Copper Strips | C10100, C11000 |
| Generators | Stator Windings, Conductive Components | Copper Bars, Copper Wires, Copper Strips | C10100, C11000 |
| Power Distribution Cabinets | Main Busbars, Electrical Connections | Copper Busbars, Copper Plates, Copper Bars | C11000, C10200 |
| EV Charging Systems | Battery Busbars, Charging Connectors, Power Modules | Copper Busbars, Copper Plates, Copper Foils | C10100, C11000 |
| Renewable Energy Equipment | Inverter Busbars, Energy Storage Connections | Copper Strips, Copper Bars, Copper Busbars | C10100, C11000, C10200 |
Send Your Equipment Requirements
Electrical Copper Specifications
We supply a wide range of high conductivity copper products for electrical and power applications, including busbars, plates, strips, bars, wires, and custom copper components.
| Product Form | Available Specifications | Common Copper Grades | Standards |
|---|---|---|---|
| Copper Busbars | Thickness: 3–100 mm Width: 10–300 mm Custom lengths available |
C10100, C10200, C11000 | ASTM B187, EN 13601 |
| Copper Plates & Sheets | Thickness: 0.5–100 mm Width & Length customizable |
C10100, C10200, C11000 | ASTM B152, EN 1652 |
| Copper Strips & Foils | Thickness: 0.05–10 mm Width: 5–600 mm |
C10100, C10200, C11000 | ASTM B152, EN 13599 |
| Copper Bars & Rods | Diameter: 5–200 mm Round, Square, Rectangular profiles |
C10100, C11000 | ASTM B187, ASTM B49 |
| Copper Wires | Diameter: 0.05–20 mm Soft, Hard, Custom sizes |
C10100, C10200, C11000 | ASTM B1, ASTM B3 |
Copper Grades: C10100, C10200, C11000, C12200 and custom alloys
Temper: Soft (O), Half Hard (H02), Hard (H04)
Surface: Mill Finish, Polished, Tin Plated, Silver Plated
Certification: EN10204 3.1 Mill Test Certificate, SGS, BV, TUV inspection available
Customization: OEM sizes, cut-to-length, machining and special requirements
Surface Finish Options for Electrical Copper Products
Mill Finish
| Surface Finish | Applications | Purpose |
|---|---|---|
| Mill Finish | Copper Busbars, Plates, Bars, Strips | Standard industrial surface, cost-effective, suitable for general electrical applications |
| Bright Annealed (BA) | Copper Strips, Copper Foils, Precision Electrical Parts | Improves surface cleanliness and provides smooth, bright appearance |
| Tin Plated Finish | Busbars, Electrical Connectors, Battery Connections | Enhances corrosion resistance, improves solderability and contact reliability |
| Silver Plated Finish | High-current connectors, Switchgear components, Power contacts | Improves electrical contact performance and high-temperature conductivity |
| Polished Finish | Electrical components requiring smooth surfaces | Provides better surface appearance and reduces surface roughness |
| Cleaned & Degreased | Electrical conductors, Precision copper parts | Removes oil, oxides and contaminants before assembly or coating |
Heat Treatment & Temper Options
| Temper | Description | Characteristics | Typical Applications |
|---|---|---|---|
| Soft Annealed (O) | Fully annealed copper condition | Maximum ductility, excellent formability, easy bending and fabrication | Transformer windings, Copper strips, Flexible conductors |
| Half Hard (H02) | Cold worked copper with moderate hardness | Balanced strength and conductivity, good machinability | Copper busbars, Electrical connectors, Switchgear components |
| Hard (H04) | Fully cold worked condition | Higher strength, excellent dimensional stability | Rigid busbars, Structural electrical components |
| Extra Hard (H08) | High cold-worked condition | Maximum hardness and strength | Special electrical parts requiring high mechanical strength |
Recommended Temper by Application
| Application | Recommended Temper |
|---|---|
| Transformer Windings | Soft Annealed (O) |
| Copper Busbars & Switchgear | Half Hard (H02), Hard (H04) |
| Electrical Connectors | Half Hard (H02) |
| Battery Busbars | Soft Annealed (O), Half Hard (H02) |
| Motor & Generator Components | Soft Annealed (O), Hard (H04) |
| Precision Electrical Parts | Half Hard (H02), Hard (H04) |
Quality Inspection
Mill Test Certificate
Mechanical Property Testing
We perform strict quality inspections throughout the manufacturing process to ensure electrical conductivity, dimensional accuracy, mechanical properties, and surface quality meet international standards.
| Inspection Item | Purpose |
|---|---|
| Chemical Composition Analysis | Verify copper purity and alloy composition according to ASTM / EN / JIS requirements |
| Electrical Conductivity Test | Ensure copper meets required conductivity levels (% IACS) |
| Dimensional Inspection | Check thickness, width, diameter, length, and tolerance accuracy |
| Tensile Test | Verify tensile strength and elongation performance |
| Hardness Test | Confirm temper conditions such as O, H02, H04 |
| Surface Inspection | Check surface finish, oxidation, scratches, and defects |
| Eddy Current Testing | Detect internal defects for copper tubes and precision products |
Packaging & Delivery
We provide professional export packaging solutions to ensure electrical copper products arrive safely with surface protection and dimensional accuracy maintained during transportation.
| Product | Packaging Method |
|---|---|
| Copper Busbars | Wooden cases, Export pallets, Protective film wrapping |
| Copper Plates & Sheets | Wooden pallets, Moisture protection, Edge protection |
| Copper Strips & Foils | Wooden reels, Steel straps, Anti-moisture packaging |
| Copper Bars & Rods | Bundles, Wooden cases, Protective wrapping |
| Copper Wires | Wooden reels, Coils, Export cartons |
Lead Time
We provide flexible production schedules for standard copper products and customized electrical copper components, ensuring reliable supply for global customers.
| Product Type | Typical Lead Time |
|---|---|
| Standard Copper Products | 7–15 working days |
| Custom Copper Busbars & Components | 15–30 working days |
| Copper Plates, Strips & Bars (Custom Sizes) | 20–35 working days |
| Large Quantity / Special Requirements | Discuss based on project requirements |
Our Manufacturing Equipment
Cold Rolling Mill
CNC Machining Equipment
We operate advanced copper processing equipment to manufacture high conductivity copper products with precise dimensions, consistent quality, and customized specifications for electrical and power applications.
| Equipment | Function | Applications |
|---|---|---|
| Copper Melting & Casting Furnace | Produces high-purity copper billets and raw materials | C10100, C10200, C11000 copper production |
| Extrusion Machine | Forms copper profiles with precise dimensions | Copper bars, busbars, custom copper sections |
| Cold Rolling Mill | Controls thickness and improves surface quality | Copper strips, sheets, and foils |
| Cold Drawing Machine | Achieves accurate dimensions and improved mechanical properties | Copper bars, rods, wires, tubes |
| Annealing Furnace | Controls softness, ductility, and temper conditions | Soft copper strips, wires, electrical components |
| Cutting & Shearing Equipment | Provides customized lengths and sizes | Copper plates, strips, busbars |
| CNC Machining Equipment | Produces precision copper components | Custom busbars, connectors, electrical parts |
| Surface Treatment Equipment | Provides plating and surface finishing | Tin plated copper, silver plated copper |
FAQ
1. What copper grades are commonly used for electrical applications?
The most common grades are C10100, C10200, and C11000 copper. These grades provide excellent electrical conductivity and are widely used for busbars, transformers, motors, and electrical components.
2. What is the difference between C10100 and C11000 copper?
C10100 Oxygen-Free Copper offers the highest conductivity (≥101% IACS) and superior purity, while C11000 Electrolytic Copper provides excellent conductivity (≥100% IACS), good machinability, and is widely used for general electrical applications.
3. What copper products do you supply for the electrical industry?
We supply copper busbars, plates, sheets, strips, bars, rods, wires, and tubes for power distribution, transformers, switchgear, motors, generators, and EV applications.
4. What copper is best for electrical busbars?
C11000 copper is the most commonly used material for electrical busbars due to its excellent conductivity, availability, and good mechanical properties. C10100 copper is recommended for applications requiring maximum conductivity.
5. Do you provide customized copper sizes?
Yes. We provide custom dimensions, cut-to-length, machining, bending, drilling, and special fabrication according to customer drawings and requirements.
6. What surface finishes are available for electrical copper products?
Available finishes include Mill Finish, Bright Annealed (BA), Tin Plated, Silver Plated, Polished, and Cleaned & Degreased surfaces.
7. What temper conditions can you supply?
We supply different temper conditions including Soft Annealed (O), Half Hard (H02), Hard (H04), and customized temper requirements.
8. Do you provide electrical conductivity test reports?
Yes. We provide electrical conductivity test reports, chemical analysis reports, mechanical test reports, and EN10204 3.1 Mill Test Certificates (MTC).
9. What standards do your electrical copper products meet?
Our products can be supplied according to international standards including ASTM, EN, and JIS standards, depending on product type and customer requirements.
10. Can you supply copper products for EV and renewable energy applications?
Yes. We supply copper busbars, strips, plates, and foils for EV battery systems, charging equipment, solar inverters, and energy storage applications.
11. What is your typical lead time for electrical copper products?
Lead time depends on product type, size, quantity, and customization requirements. Standard products are usually available faster, while customized products require additional production time.
12. Do you support third-party inspection?
Yes. Third-party inspections from SGS, BV, and TUV can be arranged according to customer requirements.