6/3 UF-B Stranded Copper Underground Feeder Cable Gray 600V

6/3 UF-B Stranded Copper Underground Feeder Cable - 600V

• Allowable Ampacity (Direct Burial): 55 amps

• Allowable Ampacity (In Duct): 55 amps

Also Known As

• 6/3 Copper Underground Feeder Cable

• 6/3 Copper Direct Burial Feeder Cable

• 6/3 Branch Circuit Wiring Cable

• 6/3 UF-B Wire

• 6/3 Copper Direct Earth Burial Cable

• 6/3 Copper Branch Circuit Cable

• 6/3 UF-B Direct Burial Wire

• 6/3 UF Wire

• Direct Burial Cable

• 6/3 Underground Wire

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Description

The 6/3 UF-B Underground Feeder Cable is designed to deliver power from residential, commercial, and industrial buildings to various outdoor installations. It is suitable for:

• Direct burial without conduit

• Sunlight exposure in outdoor environments

• Feeder or branch circuits with appropriate overcurrent protection

With a 600-volt rating, this cable ensures reliable performance in outdoor, underground, and wet environments.

UF-B General Applications

• Underground feeding

• Outdoor lighting systems

• Outdoor outlets and receptacles

• Direct burial installations

• Wet or damp locations

• Pump systems

• HVAC unit wiring

• Underground branch circuits

• Indoor wiring in areas exposed to moisture

Specific Applications for 6/3 UF-B Wire

• 240V Circuits with Neutral: Ideal for large appliances or systems requiring both 240V and a neutral, such as ranges, dryers, and subpanels.

• High-Capacity HVAC Systems: Perfect for powering larger HVAC units with significant current demands.

• Well Pumps: Suitable for heavy-duty well pump systems.

Construction

Conductor:

• Stranded Type THHN/THWN conductors laid parallel with an uninsulated grounding conductor

• Made of stranded annealed bare copper

Insulation:

• Insulated with a durable PVC jacket with a nylon covering

• Resistant to:

• Moisture

• Grease

• Corrosion

• Sunlight

• Chemicals

Specifications

• Size (AWG): 6

• Weight per 1,000 ft: 478 lbs

• Outside Diameter: 1.223 x 0.361 inches

• Number of Conductors: 3

• Number of Strands: 7

• Jacket Material: PVC

• Insulation and Jacket Thickness: 35 mils

• Jacket Thickness: 45 mils

• Ground Size: 10

Standards and Compliance

• UL Standard 493 for Thermoplastic-Insulated Underground Feeder and Branch Circuit Cables

• ASTM B3 and B8

• UL Standard 83

• Federal Specification A-A-59544

• Recognized for interior wiring in wet, dry, or corrosive locations under the National Electrical Code (NEC)

• Compliant with NEC Article 339-3 (4) for Non-Metallic Sheathed Cable installation

• Meets NEC Articles 300-4(b) and 339

• RoHS / REACH Compliance