Building Wire, 8/2UF-W/G

Southwire Building Wire, 8/2UF-W/G

The 20858706 Southwire Building Wire (8/2 UF-B with Ground) is a durable underground feeder cable designed for supplying power to outdoor equipment, lighting, and agricultural or residential installations. Built with solid copper conductors and a rugged moisture-resistant jacket, this UF-B cable is rated for direct burial, making it ideal for underground electrical runs without conduit in approved applications. Rated for 600 volts and suitable for both outdoor and interior branch circuit wiring where permitted by the National Electrical Code (NEC®), it provides dependable power delivery for demanding environments.

Country of Origin
Varies by production batch

Key Features / Specifications

• Model / Part Number: 20858706
• Brand: Southwire
• Product Type: Underground feeder building wire (UF-B)
• Cable Type: 8/2 UF-B with Ground
• Conductor Size: 8 AWG
• Number of Conductors: 2
• Ground Wire: 1 × 10 AWG
• Conductor Stranding: 7 strands
• Voltage Rating: 600 Volts
• Temperature Rating: 90°C conductor temperature (ampacity limited to 60°C rating per NEC)
• Insulation Thickness: 35 mils
• Jacket Thickness: 45 mils
• Approx. Cable Dimensions: 0.302" × 0.678"
• Copper Weight: 132 lbs / 1000 ft
• Approx. Cable Weight: 222 lbs / 1000 ft
• Application: Direct burial underground feeder cable
• Typical Use: Outdoor lighting, pumps, and electrical loads supplied from a building

Ideal For

• Underground electrical runs requiring direct burial cable
• Outdoor lighting circuits such as post lamps
• Pumps, outbuildings, and detached structures
• Residential and agricultural electrical installations
• Electricians and builders who prefer a cable designed to live underground rather than one that complains the first time it sees dirt.