“Engineered for superior flexibility and high-capacity grounding, this1/0 19-Strand Bare Copper wire is a premium solution for demanding electrical systems. By utilizing a 19-strand concentric-lay design, this conductor offers significantly better pliability than standard 7-strand wire, making it the ideal choice for complex conduit runs and high-performance grounding grids.”

Why Professionals Choose 1/0 Stranded Bare Copper?

When installation space is tight and reliability is non-negotiable, 19-strand construction is the preferred choice. It provides the same massive cross-sectional area as standard 1/0 wire but with an optimized strand count that simplifies handling and improves connection integrity.

• Enhanced Flexibility: 19 individual strands allow for tighter bends and easier routing in switchgear and transformer pads.

• Superior Surface Area: Increased strand count provides more surface area, which is highly beneficial for high-frequency lightning dissipation.

• Soft-Drawn (Annealed) Copper: Heat-treated for maximum workability, ensuring the wire stays where you bend it.

• Industrial Durability: Uninsulated and naturally corrosion-resistant for permanent direct burial or outdoor applications.

Technical Specifications: 1/0 Bare Copper Wire

• Conductor Size: 1/0

• Construction: 19-Strand

• Temper: Soft-Drawn (Annealed)

• Material: Bare Copper (Uninsulated)

• Overall Diameter: 0.373 inches

• Approx. Weight: 325.8 lbs per 1,000 ft

• DC Resistance at 20C: 0.10020 Ohms/1000 ft.

• Rated Strength: 3,221 lbs.

• Standards: ASTM B-3, ASTM B-8, Federal Spec QQ-W-343.

Common Applications: 1/0 Bare Copper Wire

• Commercial Service Grounding: Connecting large service panels to grounding electrodes.

• Substation Grids: Primary conductor for interconnected grounding mats and ring grounds.

• Exothermic Welding: Preferred for permanent Cadweld connections in industrial infrastructure.

• Lightning Protection: Dissipating high-energy surges in commercial and utility-scale systems.

• Industrial Power: Reliable grounding for high-vibration machinery and motor frames.

Technical Note:All values are nominal and subject to industry tolerances and manufacturer corrections. Specifications are subject to change without notice. It is the buyers responsibility to verify that all materials meet the specific requirements of the project and comply with local electrical codes.