Get free delivery on orders over $50 with code FREEDELIVERY. See details.

My Store: San Marcos
Open Today 7am-7pm
Find Stores
https://www.mccoys.com/shop/p/4152492-052303-21/southwire-3bk-strx500-building-wire-3-awg-wire-1-conductor-500-ft-l-copper-conductor-thermoplastic-insulation
Image not found
Southwire

3BK-STRX500 Building Wire, 3 AWG Wire, 1 -Conductor, 500 ft L, Copper Conductor, Thermoplastic Insulation

Sku: 4152492-052303-21
$1,060.18
1 Available at SHIP TO STORE
Estimated Arrival On: 12/11/2025

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 V. SIMpull THHN® copper conductors are designed to be installed without application of a pulling lubricant.

Wire Size
3
Length
500
Number of Conductors
1
Strands per Conductor
19
Conductor Material
Copper
Conductor Insulation
Thermoplastic
Stranded/Solid
Stranded
Sheath Material
Nylon
Sheath Color
Black
Sheath Diameter
346
Voltage Rating
600
Current Rating
110
Operating Temperature
90

Similar Items

3/0BK-STRX500 Building Wire, 3/0 AWG Wire, 1 -Conductor, 500 ft L, Copper Conductor, Nylon Sheath, Black
Southwire
3/0BK-STRX500 Building Wire, 3/0 AWG Wire, 1 -Conductor, 500 ft L, Copper Conductor, Nylon Sheath, Black
Sku: 180130
115 Available at San Marcos
$10.49 / Foot
 
10RED-STRX500 Building Wire, #10 AWG Wire, 1 -Conductor, 500 ft L, Copper Conductor, PVC Insulation
Southwire
10RED-STRX500 Building Wire, #10 AWG Wire, 1 -Conductor, 500 ft L, Copper Conductor, PVC Insulation
Sku: 180182
245 Available at San Marcos
$0.59 / Foot
 
4GRN-STRX500 Building Wire, 4 AWG Wire, 1 -Conductor, 500 ft L, Copper Conductor, Nylon Sheath
Southwire
4GRN-STRX500 Building Wire, 4 AWG Wire, 1 -Conductor, 500 ft L, Copper Conductor, Nylon Sheath
Sku: 7321029-052303-21
7 Available for SHIP TO STORE
$838.78
 
Loading