Copper Electrical Wire | McMaster-Carr

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Wire Material

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Outdoors

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C-UL Recognized Component

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1C998

EAR99

DFARS Specialty Metals

For Joining

1,902 Products

Electrical

Electrical Wire

Make single-wire connections; generally for lower voltages and shorter distances than cable

552 products

Electrical Cable

Make multi-wire connections; generally for higher voltages and longer distances than wire

1,154 products

Electrical Cords

Connect equipment and devices to a power supply

7 products

Jumper Cables

Jump-start a dead battery

12 products

Grounding Wire

Ground current in electrical systems

38 products

Grounding Straps

Flat shape creates more surface area contact than grounding wire

22 products

Lightning Rods

Attract lightning strikes to safely redirect them from the tops of buildings to the ground

8 products

Raw Materials

Copper

Our most conductive metal for electrical applications—all with material certificates for traceability

86 products

Measuring and Inspecting

Test Lead Wire

Add your own clips, tips, and adapters to link electrical testers to the units you're checking

4 products

Fastening and Joining

MIG Welding Wire

Use with MIG welders to fuse metals together

12 products