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SOUTHWIRE 4 AWG THHN/THWN Copper Building Wire - Copper THHN/THWN Building Wires
SOUTHWIRECopper THHN/THWN Building Wires

SOUTHWIRE 4 AWG THHN/THWN Copper Building Wire

The SOUTHWIRE Building Wire is a copper THHN/THWN wire, type 4 AWG, with 1 conductor, stranded, white, and 500 ft length. It is rated for 600 V and carries the manufacturer part number 20500501.

SKU 3G-OTH-46852

Brand
SOUTHWIRE
Item
4 AWG THHN/THWN Copper Building Wire
Category
Copper THHN/THWN Building Wires
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

SOUTHWIRE
Manufacturer Part Number
20500501
Voltage
600 V

Technical Documents

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SOUTHWIRE Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The SOUTHWIRE Building Wire is a copper THHN/THWN wire, type 4 AWG, with 1 conductor, stranded, white, and 500 ft length. It is rated for 600 V and carries the manufacturer part number 20500501.

Frequently Asked Questions

What is SOUTHWIRE 4 AWG THHN building wire used for?

SOUTHWIRE 4 AWG THHN/THWN building wire is used for general-purpose power distribution, lighting, and control circuits in commercial and industrial facilities. Its 600 V rating and stranded copper conductor make it suitable for conduit or raceway installations where flexibility and reliable conductivity are required.

What are the specifications of SOUTHWIRE 4 AWG THHN wire?

This SOUTHWIRE building wire is 4 AWG copper, stranded, with one conductor, white insulation, and 500 ft length. It is rated for 600 V and meets THHN/THWN standards. The manufacturer part number is 20500501. It is designed for dry or damp locations up to 90 °C.

Where to buy SOUTHWIRE 4 AWG THHN wire worldwide?

3G Electric supplies SOUTHWIRE 4 AWG THHN building wire to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this 600 V, 500 ft copper wire. We source genuine industrial electrical supplies across 14 departments.

How to install SOUTHWIRE 4 AWG THHN building wire?

Install SOUTHWIRE 4 AWG THHN wire in conduit or raceway per NEC guidelines. Use proper pulling lubricant to avoid damaging the insulation. Ensure connections are torqued to manufacturer specs for 600 V circuits. Always verify ampacity for ambient temperature and bundling conditions before termination.

Used in

Common applications for SOUTHWIRE
Commercial construction — Southwire THHN/THWN-2 building wire (750 kcmil) for feeder circuits in conduit systems
Industrial maintenance — Southwire 8 AWG THHN/THWN-2 for motor branch circuits in wet locations
Outdoor job sites — Southwire 50 ft extension cord (12/3 SJTW, L5-20P) for powering 20 A equipment
Fixture wiring — Southwire 18 AWG TFFN wire for control panels and lighting fixtures in dry environments
Temporary power distribution — Southwire 25 ft extension cord (14/3 SJTW) for portable tools on construction sites
Workshop lighting — Southwire AL60CSW LED work light for high-bay illumination in maintenance bays

SOUTHWIRE Products

3G Electric supplies SOUTHWIRE copper thhn/thwn building wires. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
Copper THHN/THWN building wire, 2 AWG, stranded, single conductor, white insulation, 500 ft length. Rated 600 V. Suitable for general-purpose power distribution in conduit or raceway installations
SOUTHWIRE
Copper THHN/THWN building wire, 2 AWG, stranded, single conductor, white insulation, 500 ft length. Rated 600 V. Suitable for general-purpose power distribution in conduit or raceway installations
Copper building wire, 1 AWG, stranded, with one conductor. White insulation, rated 600 V. Suitable for general-purpose power distribution, lighting, and control circuits in conduit, raceway, or cable tray installations
SOUTHWIRE
Copper building wire, 1 AWG, stranded, with one conductor. White insulation, rated 600 V. Suitable for general-purpose power distribution, lighting, and control circuits in conduit, raceway, or cable tray installations
Copper building wire, 3 AWG, single conductor, stranded, white jacket, 500 ft length. Rated 600 V, suitable for general-purpose power distribution in conduit or raceway installations in dry and wet locations
SOUTHWIRE
Copper building wire, 3 AWG, single conductor, stranded, white jacket, 500 ft length. Rated 600 V, suitable for general-purpose power distribution in conduit or raceway installations in dry and wet locations
10 AWG stranded copper conductor with THHN/THWN insulation, rated 600 V. Single conductor in white, 500 ft length. For general-purpose building wiring in conduit or raceway, suitable as neutral in branch circuits
SOUTHWIRE
10 AWG stranded copper conductor with THHN/THWN insulation, rated 600 V. Single conductor in white, 500 ft length. For general-purpose building wiring in conduit or raceway, suitable as neutral in branch circuits
6 AWG stranded copper conductor with brown THHN/THWN insulation, rated 600 V. Suitable for general-purpose wiring in conduit, raceway, and cable tray installations in commercial and industrial settings
SOUTHWIRE
6 AWG stranded copper conductor with brown THHN/THWN insulation, rated 600 V. Suitable for general-purpose wiring in conduit, raceway, and cable tray installations in commercial and industrial settings
Copper building wire, 8 AWG, 1 conductor, stranded, brown insulation, 500 ft length. Rated for 600 V and suitable for general-purpose wiring in conduit, raceway, and cable tray installations
SOUTHWIRE
Copper building wire, 8 AWG, 1 conductor, stranded, brown insulation, 500 ft length. Rated for 600 V and suitable for general-purpose wiring in conduit, raceway, and cable tray installations

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Single-conductor solid copper building wire, 12 AWG, rated 600 V. Suitable for general-purpose power and lighting circuits in conduit, raceways, and wet or dry locations. Jacket color: yellow. Length: 2000 ft
SOUTHWIRE
Single-conductor solid copper building wire, 12 AWG, rated 600 V. Suitable for general-purpose power and lighting circuits in conduit, raceways, and wet or dry locations. Jacket color: yellow. Length: 2000 ft
Copper building wire, 4 AWG, single stranded conductor, blue insulation, 500 ft length. Rated 600 V, THHN/THWN. For power distribution, lighting, and control circuits in conduit, raceway, or cable tray
SOUTHWIRE
Copper building wire, 4 AWG, single stranded conductor, blue insulation, 500 ft length. Rated 600 V, THHN/THWN. For power distribution, lighting, and control circuits in conduit, raceway, or cable tray
10 AWG, 1-conductor, solid copper THHN/THWN building wire rated for 600 V. Blue insulation, supplied in a 1250 ft length. Suitable for general-purpose power and lighting circuits in conduit or raceway systems for dry and wet locations
SOUTHWIRE
10 AWG, 1-conductor, solid copper THHN/THWN building wire rated for 600 V. Blue insulation, supplied in a 1250 ft length. Suitable for general-purpose power and lighting circuits in conduit or raceway systems for dry and wet locations
This 4 AWG stranded copper building wire is rated for 600 V and suitable for general-purpose power distribution in conduit, raceway, and cable tray installations. The red THHN/THWN insulation allows use in dry and wet locations. Length: 500 ft
SOUTHWIRE
This 4 AWG stranded copper building wire is rated for 600 V and suitable for general-purpose power distribution in conduit, raceway, and cable tray installations. The red THHN/THWN insulation allows use in dry and wet locations. Length: 500 ft
This 12 AWG stranded copper building wire is rated for 600 V and 90 °C in dry locations. Suitable for conduit, raceway, and cable tray installations in general-purpose power and lighting circuits
SOUTHWIRE
This 12 AWG stranded copper building wire is rated for 600 V and 90 °C in dry locations. Suitable for conduit, raceway, and cable tray installations in general-purpose power and lighting circuits
Stranded copper conductor, 8 AWG, single conductor, gray jacket, 500 ft length. Rated 600 V, suitable for general-purpose power and lighting circuits in conduit, raceway, and cable tray applications
SOUTHWIRE
Stranded copper conductor, 8 AWG, single conductor, gray jacket, 500 ft length. Rated 600 V, suitable for general-purpose power and lighting circuits in conduit, raceway, and cable tray applications
14 AWG, 1-conductor, solid copper THHN/THWN building wire rated for 600 V. Suitable for general-purpose building wiring in conduit, including branch circuits, lighting, and control panels in dry and damp locations
SOUTHWIRE
14 AWG, 1-conductor, solid copper THHN/THWN building wire rated for 600 V. Suitable for general-purpose building wiring in conduit, including branch circuits, lighting, and control panels in dry and damp locations
Stranded copper conductor, 4/0 AWG, with THHN/THWN insulation rated for 600 V. Suitable for general-purpose power distribution, lighting, and control circuits in conduit, raceway, or cable tray installations. Supplied in a 500 ft length with black jacket
SOUTHWIRE
Stranded copper conductor, 4/0 AWG, with THHN/THWN insulation rated for 600 V. Suitable for general-purpose power distribution, lighting, and control circuits in conduit, raceway, or cable tray installations. Supplied in a 500 ft length with black jacket