12/3 UF-B Solid Copper Underground Feeder Cable 600V
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12/3 UF-B Solid Copper Underground Feeder Cable – 600V
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Allowable Ampacity (Direct Burial): 20 amps
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Allowable Ampacity (In Duct): 20 amps
General Applications
The 12/3 UF-B Underground Feeder Cable is designed to supply power from residential, commercial, and industrial buildings to outdoor installations. Common uses include:
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Powering pumps
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Outdoor lighting systems
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Supplying electricity to outbuildings like sheds or garages
This cable is suitable for:
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Direct burial without requiring additional conduit
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Direct sunlight exposure
It can also serve as a feeder or branch circuit cable when paired with overcurrent protection. It has a 600-volt rating and performs reliably in outdoor and underground settings.
Specific Applications for 12/3 UF-B Wire
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Running three-way switches for outdoor lighting
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Supplying power to outbuildings with multiple circuits
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Connecting split receptacles for separate loads
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Powering HVAC systems or larger outdoor appliances
Construction
Conductor:
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Solid or stranded Type THHN/THWN conductors laid parallel with an uninsulated grounding conductor
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Made of solid annealed bare copper
Insulation:
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Protected by a durable PVC jacket with a nylon covering
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Resistant to:
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Moisture
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Grease
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Corrosion
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Sunlight
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Chemicals
Specifications
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Size (AWG): 12
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Weight per 1,000 ft: 129 lbs
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Outside Diameter: 626 x 183
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Number of Conductors: 3
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Number of Strands: 1
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Jacket Material: PVC
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Insulation and Jacket Thickness: 19 mils
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Jacket Thickness: 30 mils
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Ground Size: 12
Standards and Compliance
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UL Standard 493 for Thermoplastic-Insulated Underground Feeder and Branch Circuit Cables
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ASTM B3 and B8
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UL Standard 83
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Federal Specification A-A-59544
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Recognized for interior wiring in wet, dry, or corrosive locations under the National Electrical Code (NEC)
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Compliant with NEC Article 339-3 (4) for Non-Metallic Sheathed Cable installation
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Meets NEC Articles 300-4(b) and 339
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RoHS / REACH Compliance
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Compatible with Manufacturer |
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| Service Wire & Co : | UFB12/3G |
| Southwire : | 130583 |
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Applications:
• Permitted for use underground including direct burial in earth as Feeder or Branch Circuit Cable where provided with overcurrent protection
• For use in interior wiring in wet, dry or corrosive locations under recognized wiring methods of the National Electrical Code (NEC)
• Acceptable to be installed as a Non-Metallic Sheathed Cable in accordance with NEC Article 339-3 (4)
• Acceptable for use in accordance with NEC Articles 300-4(b) and 339
Description:
Type UF-B Underground Feeder Cable’s construction provides solid or stranded Type THHN/THWN conductors laid parallel with an uninsulated grounding conductor. An outer jacket of tough PVC, provides protection against mechanical damage, moisture, chemicals and corrosion.
• Grease and chemical resistant conductors
• Moisture, chemical and sunlight resistant jacket
Standards:
UL Standard 493 – Thermoplastic-Insulated Underground Feeder and Branch Circuit Cables
Temperature: 75°C
Voltage: 600
