12-3 CU NM-B WITH GROUND 250 FT

Southwire #: 63947655

Nonmetallic-Sheathed Cable. 600 Volt. Copper Conductors. Color-Coded Jacket. SIMpull® Jacket Designed for Easier Pulling.

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Outer Jacket / Armor Color
PURPLE
Conductor Color
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Application

Southwire® Romex® Brand SIMpull® NM-B (nonmetallic-sheathed) cable may be used for both exposed and concealed work in normally dry locations as specified in the National Electrical Code. NM-B cable is primarily used in residential wiring as branch circuits for outlets, switches, and other loads. NM-B cable may be run in air voids of masonry block or tile walls where such walls are not wet or damp locations. Voltage rating for NM-B cable is 600 volts.

Specifications

Size (AWG or kcmil) (mm2) 12 AWG 12 AWG
No. of Conductors 3 3
No. of Strands 1 1
Size (AWG) 12 12
No. of Grounds 1 1
No. of Strands 1 1
Nom. Width (mils) (mm) 524 13.31 mils mm
Nom. Height (mils) (mm) 190 4.83 mils mm
Insulation Thickness (mils) (mm) 15 0.38 mils mm
Nominal Total Weight (lbs/1000') (kgs/km) 115 172 lbs/1000' kgs/km
Allowable Ampacity 20 20
UPC # 032886163555 032886163555

Standards & References

Southwire Romex® Brand SIMpull® NM-B cable complies with the following:

  • Listed per UL Standard 719
  • UL 83 (Conductor Construction)
  • ASTM B-3 and B-8
  • Federal Specification A-A-59544
  • National Electrical Code, NFPA 70
  • REACH/RoHS Compliant

Construction

Southwire Romex® Brand SIMpull® NM-B cable is manufactured as 2, 3, or 4 conductor cable, with a bare ground wire. Copper conductors are annealed (soft)copper. Stranded conductors are compressed stranded. Romex® Brand SIMpull® NM-B cable is designed for easier pulling, resulting in easier installation. The cable jacket is color-coded for quick size identification; White - 14 AWG, Yellow - 12 AWG, Orange - 10 AWG, and Black - 8 AWG and 6 AWG.