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400 MCM XHHW-2 Aluminum Building Wire 600 V,  500ft or 1000ft Spool

Min: 1 ft., Max: 10000 ft. To order multiple lengths, simply enter the desired footage into the quantity fields. Each length will be delivered on its own spool.
500 ft. Spool
1000 ft. Spool
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400 MCM XHHW-2 Aluminum Building Wire, 500ft or 1000ft Spool


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400 MCM XHHW-2 Aluminum Building Wire 600 V,  500ft or 1000ft Spool


XHHW-2 are primarily used in air duct, conduit or recognized raceways for services, feeders and branch circuit wiring as specified in the National Electrical Code.

Applicable Standards:
- UL 44
- ASTM standards B800 and B801

Compact stranded aluminum alloy 8000 series per ASTM B-801

UL recognized cross-linked polyethylene


Size: 400 MCM
Number of Strands: 35
Insulation Thickness: 0.065 inches
Outside Diameter: 0.789 inches
Weight: 0.439 lbs per ft
Ampacity: 305 Amps at 90°C

*Data provided on this page is subject to change based on different manufacturers variances.

More Information
Cable TypeXHHW-2
Type of StructureResidential, Commercial, Industrial
Wire Size400 MCM
O.D. (Inches)0.789
Temp. Rating90°C
Insulation MaterialXLPE - Cross-linked Polyethylene
Direct BurialNo
Sunlight ResistantYes
Location UseWet, Dry
Indoor/Outdoor UseIndoor, Outdoor
ApplicationsGeneral purpose wiring for lighting & power
StandardsUL Listed, c(UL) Listed, RoHS Compliant
FeaturesWater Resistant, Oil & Gas Resistant, Heat Resistant, Moisture Resistant