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RS PRO Copper Rod 1/4in Diameter, 24in L

RS PRO Copper Rod 1/4in Diameter, 24in L

RS Stock No. 068-0909

Brand RS Pro

  • Form: Rod
  • Material: Copper
  • Thermal Conductivity: 391.1W/mK

€ 113.58

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RS PRO Copper Rod 1/2in Diameter, 24in L

RS PRO Copper Rod 1/2in Diameter, 24in L

RS Stock No. 068-0915

Brand RS Pro

  • Brand: RS Pro
  • Category: Metal Bars & Metal Rods
  • Tensile Strength: 240 N/mm²

€ 415.41

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RS PRO Copper Rod 3/4in Diameter, 24in L

RS PRO Copper Rod 3/4in Diameter, 24in L

RS Stock No. 068-0921

Brand RS Pro

  • Length: 24in
  • Material: Copper
  • Rod Diameter: 3/4in

€ 107.93

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RS PRO Copper Rod 15.8mm Diameter, 1m L

RS PRO Copper Rod 15.8mm Diameter, 1m L

RS Stock No. 068-4276

Brand RS Pro

  • Hardness: 40 to 120 HV
  • Length: 1m
  • Rod Diameter: 15mm

€ 282.38

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RS PRO Copper Rod 20mm Diameter, 1m L

RS PRO Copper Rod 20mm Diameter, 1m L

RS Stock No. 068-4282

Brand RS Pro

  • Density: 8.92kg/m³
  • Section: Engineering Materials & Industrial Hardware
  • Tensile Strength: 240 N/mm²

€ 356.42

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RS PRO Copper Rod 1in Diameter, 24in L

RS PRO Copper Rod 1in Diameter, 24in L

RS Stock No. 068-0937

Brand RS Pro

  • Manufacturer: RS Pro
  • Rod Diameter: 1in
  • Super Section: Metal Materials

€ 332.58

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RS PRO Copper Rod 3mm Diameter, 1m L

RS PRO Copper Rod 3mm Diameter, 1m L

RS Stock No. 068-4248

Brand RS Pro

  • Section: Engineering Materials & Industrial Hardware
  • Tensile Strength: 240 N/mm²
  • Thermal Conductivity: 391.1W/mK

€ 77.18

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RS PRO Copper Rod 6mm Diameter, 1m L

RS PRO Copper Rod 6mm Diameter, 1m L

RS Stock No. 068-4254

Brand RS Pro

  • Brand: RS Pro
  • Manufacturer: RS Pro
  • Thermal Conductivity: 391.1W/mK

€ 153.11

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RS PRO Copper Rod 12mm Diameter, 1m L

RS PRO Copper Rod 12mm Diameter, 1m L

RS Stock No. 068-4260

Brand RS Pro

  • Form: Rod
  • Hardness: 40 to 120 HV
  • Rod Diameter: 12mm

€ 417.92

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RS PRO Copper Rod 25mm Diameter, 1m L

RS PRO Copper Rod 25mm Diameter, 1m L

RS Stock No. 068-4298

Brand RS Pro

  • Hardness: 40 to 120 HV
  • Tensile Strength: 240 N/mm²
  • Thermal Conductivity: 391.1W/mK

€ 542.16

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WJ Furse Copper Alloy Earth Clamp Nominal Rod dia. 9.5mm

WJ Furse Copper Alloy Earth Clamp Nominal Rod dia. 9.5mm

RS Stock No. 153-2962

Brand WJ Furse

  • Clamp/Clip Type: Rod to Tape Clamp
  • Section: Fuses & Circuit Breakers
  • Super Section: Earth & Lightning Protection

€ 144.33

130 in stock now

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WJ Furse Copper Alloy Earth Clamp Nominal Rod dia. 16mm

WJ Furse Copper Alloy Earth Clamp Nominal Rod dia. 16mm

RS Stock No. 153-2963

Brand WJ Furse

  • Clamp/Clip Type: Rod to Cable Clamp
  • Nominal Rod Diameter: 16mm
  • Super Section: Earth & Lightning Protection

€ 120.48

50 in stock now

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Siemens Sentron Copper Rod for use with Busbar

Siemens Sentron Copper Rod for use with Busbar

RS Stock No. 228-8263

Brand Siemens

  • Accessory Type: Copper Rod
  • For Use With: Busbar
  • Section: Fuses & Circuit Breakers

€ 92.24

4 in stock now

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Siemens Sentron Copper Rod for use with Busbar

Siemens Sentron Copper Rod for use with Busbar

RS Stock No. 228-8265

Brand Siemens

  • Accessory Type: Copper Rod
  • For Use With: Busbar
  • Section: Fuses & Circuit Breakers

€ 173.19

3 in stock now

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Siemens Sentron Copper Rod for use with Busbar

Siemens Sentron Copper Rod for use with Busbar

RS Stock No. 228-8262

Brand Siemens

  • Manufacturer: Siemens
  • Section: Fuses & Circuit Breakers
  • Super Section: Circuit Breakers

€ 106.05

2 in stock now

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Siemens Sentron Copper Rod for use with Busbar

Siemens Sentron Copper Rod for use with Busbar

RS Stock No. 228-8264

Brand Siemens

  • Brand: Siemens
  • Category: Circuit Breaker Accessories
  • Super Section: Circuit Breakers

€ 125.50

3 in stock now

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WJ Furse Copper Alloy Earth Clamp Max. Conductor Size 26 x 12mm Nominal Rod dia. 12.7mm

WJ Furse Copper Alloy Earth Clamp Max. Conductor Size 26 x 12mm Nominal Rod dia. 12.7mm

RS Stock No. 153-2961

Brand WJ Furse

  • Clamp/Clip Type: Rod to Tape Clamp
  • Maximum Conductor Size: 26 x 12mm
  • Super Section: Earth & Lightning Protection

€ 130.52

Temporarily out of stock

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WJ Furse Copper Earth Clamp Max. Conductor Size 25 x 3mm Nominal Rod dia. 10mm 26mm

WJ Furse Copper Earth Clamp Max. Conductor Size 25 x 3mm Nominal Rod dia. 10mm 26mm

RS Stock No. 153-2956

Brand WJ Furse

  • Category: Earth Clamps
  • Maximum Conductor Size: 25 x 3mm
  • Width: 26mm

€ 119.23

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WJ Furse Earth Rod

WJ Furse Earth Rod

RS Stock No. 153-2966

Brand WJ Furse

  • Brand: WJ Furse
  • Material: Copper
  • Nominal Rod Diameter: 9mm

€ 200.80

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RS PRO Copper Flat Bar 3mm Diameter, 25mm W, 3mm H, 1m L

RS PRO Copper Flat Bar 3mm Diameter, 25mm W, 3mm H, 1m L

RS Stock No. 068-4327

Brand RS Pro

  • Brand: RS Pro
  • Rod Diameter: 3mm
  • Section: Engineering Materials & Industrial Hardware

€ 203.31

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Siemens Copper Rectangular Bar, 30mm W, 10mm H, 2.4m L

Siemens Copper Rectangular Bar, 30mm W, 10mm H, 2.4m L

RS Stock No. 014-4421

Brand Siemens

  • Category: Metal Bars & Metal Rods
  • Height: 10mm
  • Material: Copper

€ 1.022.83

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Siemens Copper Rectangular Bar, 15mm W, 5mm H, 2m L

Siemens Copper Rectangular Bar, 15mm W, 5mm H, 2m L

RS Stock No. 014-4536

Brand Siemens

  • Form: Rectangular Bar
  • Manufacturer: Siemens
  • Material: Copper

€ 434.23

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Siemens Copper Rectangular Bar, 20mm W, 5mm H, 2m L

Siemens Copper Rectangular Bar, 20mm W, 5mm H, 2m L

RS Stock No. 014-4537

Brand Siemens

  • Brand: Siemens
  • Height: 5mm
  • Manufacturer: Siemens

€ 594.87

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Siemens Copper Rectangular Bar, 6mm W, 6mm H, 2.4m L

Siemens Copper Rectangular Bar, 6mm W, 6mm H, 2.4m L

RS Stock No. 014-4543

Brand Siemens

  • Category: Metal Bars & Metal Rods
  • Manufacturer: Siemens
  • Super Section: Metal Materials

€ 228.41

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What is a copper rod?
A copper rod is a solid cylindrical form of copper metal used as a conductive or structural element in a wide range of applications. Copper rod stock is commonly supplied in electrolytic tough pitch copper (ETP) or oxygen-free high conductivity (OFHC) copper, as well as copper alloys. These rods are selected for high electrical conductivity, good thermal performance, and excellent corrosion resistance. Copper rod can be found as pure copper rod, electrolyte-purified copper rod, or annealed copper rod depending on the required ductility and workability. In addition to pure copper rods, you’ll see copper round bar, copper rod stock for machining, and copper rod for extrusion. Related terms include solid copper rod, copper bar, copper round bar, high-conductivity copper, and copper alloy rods used in equipment manufacturing, wiring, and electrical components.

What are copper rods used for?
Copper rods serve as essential components in electrical, electronics, and mechanical systems. They are used as bus bars and conductors in electrical panels, connectors and terminals, grounding rods, and heat exchangers in industrial equipment. Copper rod is also employed in precision machining to create shafts, bushings, and bearing sleeves due to its combination of ductility and strength. You’ll find copper round bars in prototyping, fixtures, and jigs, while copper rod stock is common in electroplating tooling and electrical contact components. Additional use cases include copper rod in plumbing fittings, soldering and brazing rods, and as a base material for copper alloys such as brass or bronze in various fittings and assemblies.
  • electrical copper rod
  • conductive copper rod
  • bus bar copper
  • copper rod for electrical grounding
  • copper round bar stock
  • phosphor bronze, silicon bronze copper alloy rods
  • machinable copper rod

What are the main types of copper rods and how do I choose between them?
The main types of copper rods include:
  • ETP copper rods (electrolytic tough pitch): high electrical conductivity and good ductility, widely used in electrical and mechanical components.
  • OFHC copper rods (oxygen-free high conductivity): very high conductivity and purity, favored for high-end wiring, connectors, and specialized engineering parts.
  • Copper alloy rods such as brass (copper-zinc) and bronze (copper-tin): chosen for enhanced mechanical properties, wear resistance, or specific corrosion behavior.
  • Annealed copper rods vs hard-drawn or drawn copper rods: annealed for easier forming and bending; drawn rods for higher tensile strength and precision machining.
When selecting, consider conductivity (IACS), purity, mechanical strength, ductility, corrosion resistance, and the intended fabrication method (machining, bending, welding, or soldering). For electrical applications, purity and conductivity often trump other properties, while for mechanical components you may prioritize strength and fatigue resistance. In RS Components inventories you’ll typically find a range of copper rod stock, including solid copper rod and copper round bar, suitable for a variety of manufacturing workflows.

How do I choose the right copper rod size and tolerance?
Start with the functional requirements: required cross-section, current-carrying capacity, and mechanical load. For machining and fabrication, specify the diameter tolerance appropriate to the finishing process; tighter tolerances yield tighter fits but may increase cost and lead time. Typical copper rod diameters range from a few millimeters up to several tens of millimeters, with common tolerances around ±0.05 to ±0.10 mm for smaller diameters and broader tolerances for larger sizes. To ensure compatibility with other components, check the nominal diameter, rectangular or circular profile, and surface finish (polished, annealed, or gray finish). Consider annealed vs drawn state based on forming requirements: annealed copper rod for easy bending and forming; drawn copper rod for higher strength after machining. You may also encounter specific standards in the datasheets, such as tolerances defined in ASTM B49 or related copper rod and bar specifications.

How is copper rod manufactured and tested?
Copper rod manufacture typically involves casting or continuous casting to form billets, followed by extrusion or drawing to reach the target diameter and mechanical properties. Annealing may be performed post-drawing to restore ductility. Quality testing includes verifying chemical composition (copper content and trace elements), electrical conductivity (IACS), hardness, tensile strength, elongation, and surface quality. Non-destructive tests, such as visual inspections and surface checks, help detect micro-cracks or surface defects before the material is used in critical applications. For copper alloys, tests may also include wear resistance and corrosion testing to ensure appropriate performance in challenging environments.
  • composition analysis
  • electrical conductivity testing
  • tensile testing
  • hardness testing (Rockwell or Vickers)
  • surface inspection
  • non-destructive testing (NDT)

What standards apply to copper rods?
Copper rod specifications are covered by several international standards. The most common is ASTM B49 - Standard Specification for Copper Rod and Bar, which defines chemical composition, mechanical properties, and tolerances for various copper forms. Additional standards may apply for copper alloys and specific applications, including EN and ISO standards in Europe and other regions. When shopping for copper rod stock, you’ll often see datasheets referencing these standards, ensuring compatibility with your design requirements. For RS Components, you can expect documentation and product compliance aligned with these widely recognized standards.

What diameters and forms are most commonly available for copper rods?
The most commonly available diameters for copper rods range from a few millimeters up to several tens of millimeters, with the option of larger sizes for special orders. Forms include solid copper rod, copper round bar, and copper alloy rods suitable for machining, welding, or brazing. In practice, you’ll encounter standard lengths for rod stock, and many suppliers offer cut-to-size services. For industrial use, customers often require annealed copper rod for easy forming or drawn copper rod for higher rigidity and strength. Always check the product datasheet for exact diameters, tolerances, and available finishes (e.g., polished or oxidized surfaces).

How should copper rods be stored and handled to preserve performance?
Store copper rods in dry, well-ventilated areas away from moisture and chemical vapors that could cause tarnish or corrosion. Keep them on clean racks to prevent surface scratching, and ensure protective end caps or plugs are used for long-term storage. When handling, use gloves to avoid contamination from oils on skin that can affect surface finish. Proper handling and storage help maintain conductivity and mechanical properties, ensuring that copper rods remain ready for high-precision machining or electrical assembly without requiring reconditioning.
  • store in a dry atmosphere
  • protect ends
  • avoid contact with corrosive chemicals
  • use PPE when handling

What related products should I consider alongside copper rods?
When planning a project, consider related copper-based materials and consumables to complete your bill of materials. Related products include copper wire, copper tubes, copper plates, copper strips, and copper alloy materials such as brass and bronze parts. Soldering and brazing materials, as well as welding consumables compatible with copper, can simplify assembly. For corrosion-resistant or high-conductivity requirements, look at specialty copper rod alloys and surface-coated copper products. In RS Components catalogs, you’ll often find a range of copper round bar, copper bar stock, and copper alloy rods that complement copper rods for complete engineering solutions.

How do I order copper rods from RS Components?
Ordering copper rods from RS Components is straightforward: select the required diameter and length, choose the appropriate purity or alloy type (ETP, OFHC, or copper alloy), and specify annealed or drawn states if available. Check the product datasheet for conductivity, mechanical properties, tolerances, and packaging details. RS Components typically offers stock items with clear lead times, cut-to-size services, and reliable delivery to support your production schedule. If you’re unsure which copper rod specification fits your project, consult the datasheet and consider contacting technical support for guidance on material grade, finish, and compatibility with your machining or electrical design.

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