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https://www.mccoys.com/shop/p/6422372-052303-21/southwire-40-40-40-urd-series-building-wire-yellow-sheath-40-awg-wire-3-conductor-500-ft-l-aluminum-conductor
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Southwire

4/0 4/0 4/0 URD Series Building Wire, Yellow Sheath, #4/0 AWG Wire, 3-Conductor, 500 ft L, Aluminum Conductor

Sku: 6422372-052303-21
$2,523.28
1 Available at SHIP TO STORE
Estimated Arrival On: 04/01/2026

Consists of two cross-linked polyethylene insulated phase conductors triplexed with a yellow-striped, cross-linked polyethylene insulated neutral. High quality heat and moisture-resistant cross-linked polyethylene is rated 75 deg C for wet and 90 deg C for dry locations. 240 A maximum in duct or 315 A in direct earth burial applications with a maximum conductor temperature of 90 deg C, 600 V. 4/0 - 4/0 - 4/0 URD x 500' spool. UL listed.

  • Conductors are stranded, compressed 1350-H19, H16 or H26 aluminum, insulated with vulcanized interlinked polyethylene (VIP 1), Southwire's cross-linked polyethylene
  • Neutrals are triple yellow extruded stripe
  • Cables with "YES" neutrals have sequential footage markers
  • Conductors are durably surface printed for identification
  • Two-phase conductors and one neutral conductor are cabled together to produce the triplex cable configuration
  • Conductors are also available paralleled

Type
Monmouth, Underground
Wire Size
#4/0
Length
500
Number of Conductors
3
Strands per Conductor
18 Phase, 18 Neutral
Conductor Material
Aluminum
Conductor Insulation
Polyethylene
Stranded/Solid
Stranded
Sheath Color
Yellow
Sheath Diameter
1421
Voltage Rating
600
Current Rating
315 A Direct Burial, 240 A in Ducts
Operating Temperature
90

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