Open: $6.1015 USD/lb
04/17/2026
Close: $6.0665 USD/lb
04/16/2026
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04/01/2026
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03/01/2026
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SIMpull® THHN/THWN-2 Copper
SPEC: 10000

4-19 SD CU SIMpull (TM) THHN-THWN-2 MTW PURPLE 5000 FT SPEC10000 55248601

Southwire #: 55248601

600 Volts. Copper Conductor. Thermoplastic Insulation/Nylon Sheath, Heat, Moisture, Gasoline and Oil Resistant II. Rated THHN and THWN-2. Also rated MTW. SIMpull® Technology for Easier Pulling.

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Application & Features

Southwire® SIMpull THHN® copper conductors are primarily used in conduit and cable trays for services, feeders and branch circuits in commercial or industrial applications as specified in the National Electrical Code. Voltage for all applications is 600 volts. SIMpull THHN® copper conductors are designed to be installed without application of a pulling lubricant.

  • THWN-2- Wet or dry locations not to exceed 90° C or locations not to exceed 75° C when exposed to oil

Specifications

Cond. Size 4 AWG 4 AWG
Conductor Number 1 1
Cond. Strands 19 19
Diameter Over Conductor (in) (cm) 0.226 0.57 inch cm
Insulation Thickness (mils) (mm) 41 1.04 mils mm
Jacket Thickness (mils) (mm) 7 0.18 mils mm
Approx. OD (in) (cm) 0.322 0.82 inch cm
Copper Weight (lbs/1000') (kgs/km) 128 190 lbs/1000' kgs/km
Approx. Weight (lbs/1000') (kgs/km) 153 228 lbs/1000' kgs/km

Standards & References

Southwire® SIMpull THHN® copper conductors comply with the following:

  • ASTM - B3
  • UL Standards 83 and 758
  • CSA C22.2 No. 75
  • NOM-ANCE 90° C
  • Federal Specification A-A-59544
  • National Electrical Code, NFPA 70
  • VW-1
  • FT1
  • MTW
  • RoHS/REACH Compliant

Construction

Southwire® SIMpull THHN® copper conductors are made with soft drawn copper. Combination-unilay stranding. The wire is covered with a tough heat and moisture resistant PVC insulation with an overall nylon jacket utilizing SIMpull® Technology. Marked as THWN-2.

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