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12/2 w/ Ground UF-B Underground Feeder Cable 

Min: 20 ft., Max: 10000 ft. To order multiple lengths, simply enter the desired footage into the quantity fields. Each length will be delivered on its own spool.
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12/2 UF-B Wire w/ Ground


Product Details

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Cut to length - sold by the foot. Enter the desired footage in the QTY box. 
Minimum 1' to maximum 1000'. 

UF-B is an underground feeder and branch circuit wiring cable.   It can be used as an underground feeder from an existing building to outdoor lighting fixtures, pumps, outbuildings and other equipment. Its applications are outlined in Article 340 NEC 2008 and NEC 2011.  UF-B is rated at 600 volts.  Although it is rated at a conductor temperature of 90ºC dry / wet, its ampacity is limited to 60ºC according to the NEC 2008 AND NEC 2011.  UF-B may be directly buried or installed where exposed to sunlight.  When used as an NM cable it must comply with the requirements in NEC 2008 and NEC 2011 Article 334.

ASTM - B3 and B-8
UL Standard 83
UL Standard 493
Federal Specification A-A-59544
National Electrical Code, NFPA 70, 2011 Edition


Solid annealed soft bare copper per ASTM B3. 

Polyvinyl chloride (PVC) with a nylon covering.  Color coded phase identification.

Soft bare copper, solid per ASTM B3.

Sunlight, moisture and fungus resistant gray PVC.


Size: 12 AWG
Number of Conductors: 2
PVC Insulation Thickness: 0.030 inches
Ground Wire Size: 12 AWG
Nylon Thickness: 0.005 inches
Nominal Cable Dimensions: .463 inches x .183 inches
Weight per foot: 0.075 lbs
Allowable Ampacity: 20 Amps

*Data provided on this page is subject to change based on different manufacturers variances.

More Information
Cable TypeUnderground Feeder (UF-B)
Type of StructureResidential, Agriculture
Wire Size12 AWG
# of Conductors2 Conductors w/ Ground
Ground Size12 AWG
Conductor MaterialBare Copper
Stranded or SolidSolid
Temp. Rating90°C
Insulation MaterialPVC - Polyvinyl Chloride
Jacket MaterialPVC - Polyvinyl Chloride
Jacket ColorGray
Direct BurialYes
Sunlight ResistantYes
Location UseWet, Dry
Indoor/Outdoor UseIndoor, Outdoor
ApplicationsOutbuildings, Garages, Barns, Pumps, Lamp Posts, Internal Branch Circuit Wiring
StandardsUL Listed, RoHS Compliant
Color CodeBlack, White