4/0 AWG XHHW/XHHW-2 Copper Building Wire– Primary Power Feeder for Substations and Switchgear
Conductor:
Copper Single Conductor
Insulation:
Cross-Linked Polyethylene (XLPE)
Rated Voltage:
600v/1000v/2000v
Standard:
UL 44
Dry Locations Temperature Rating:
90°C
Wet Locations Temperature Rating:
75°C
:
:
Description
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Copper Conductor
Solid or Stranded Copper Conductors

Insulation
XLPE Insulation

No. of Conductor
Single Core

Temperature Rating
-40 °C to 90°C
4/0 AWG XHHW/XHHW-2 – Built for Primary Feeders and Switchgear Power Distribution
This 4/0 AWG XHHW/XHHW-2 copper building wire is engineered for primary feeders and switchgear power distribution. Constructed with a pure copper conductor (solid or stranded), XLPE cross-linked polyethylene insulation, and UL 44 certification, it provides exceptional power transmission capability. Available with 600V, 1000V, and 2000V ratings. XHHW-2 insulation ensures dependable 90°C operation in both dry and wet locations, delivering lasting protection against thermal stress, moisture, and chemical factors that compromise cable performance.

XHHW wire
XHHW / XHHW-2 wire is primarily used for installation in conduits, cable trays, or other approved raceway systems, and is suitable for power service entrances, feeders, and branch circuit wiring, meeting the installation requirements of relevant electrical codes.

Copper Conductors

Rated Voltage Uo/U (Um) 0.6/1kV

XLPE Insulated

UL 44 Standards

Sunlight Resistant

Temperature range -40 °C to 90°C
Advantages of 4/0 AWG XHHW/XHHW-2 Copper Wire
High current capacity handles large power loads for multiple downstream feeders. Stranded conductors offer the flexibility necessary for installation in utility-scale conduits. The 4/0 AWG cross-section supports long feeder runs with reduced line losses. XLPE insulation provides robust protection against harsh environmental conditions. Color options available for clear circuit identification during installation and maintenance.

|
Size (AWG/kcmil) |
Strands No./OD. (mm) | XLPE Insulation Average Thickness (mm) | Approx. O.D. (mm) | Max.DC Resistance (20°C,Ω/km) (Bare Copper) | Max.DC Resistance (20°C,Ω/km) (Tinned Copper) | Approx. Weight (kg/km) |
| 4/0 | 19/2.68 | 1.40 | 16.34 | 0.167 | 0.172 | 1038.19 |
Certification
XHHW wire is UL certified, with certification number UL-US-2561137-0. The cable fully meets the stringent requirements of the North American market for building wires in terms of material selection, structural design, electrical performance, and safety standards, providing a solid guarantee for project compliance.

Heat Resistance
Abrasion Resistant
Oil and Gasoline Resistant
UL Certified


APPLICATIONS
XHHW wire is primarily used for service entrance, feeder, and branch circuit wiring in building electrical systems, and is widely used in commercial buildings, industrial facilities, and large residential projects.

Underground Conduit Installation
In underground conduit installations, XHHW/XHHW-2 wire offers excellent moisture resistance and long-term durability. Its XLPE insulation maintains electrical integrity in damp conditions, making it a trusted solution for underground power distribution from utility transformers to building service entrances.

Branch Circuit Wiring
XHHW/XHHW-2 wire is widely used in branch circuit wiring, providing reliable power distribution from panelboards to lighting, receptacles, and small equipment loads. Its flexible insulation and multiple color options simplify circuit identification and termination in commercial and residential applications.

Feeder Circuit Wiring
For feeder circuits, XHHW/XHHW-2 wire delivers dependable power transmission from service equipment to distribution panels and sub-panels. Its high temperature rating and moisture resistance make it an excellent choice for handling substantial continuous loads in commercial buildings and industrial facilities.

Conduit Wiring
XHHW/XHHW-2 wire is ideally suited for conduit wiring applications, pulling smoothly through EMT, rigid metal, and PVC conduits. Its abrasion-resistant insulation and stranded conductor options ensure reliable performance and long service life in both new construction and retrofit installations.
Customer Photos
Exporting to 80+ countries and regions, we bring proven global export experience and trusted wires & cables to customers worldwide.

plant equipment
Geritel Wire is a professional wire manufacturer. we consistently use international standards as the core basis for our technology and quality. We have strict requirements for materials and manufacturing processes. Through systematic production control and continuous quality audits, every cable we produce meets the high standards of compliance and safety demanded by the market.






Packaging Information
XHHW/XHHW-2 wire is typically supplied in three packaging forms: small wooden reels, large wooden reels, and boxes, to meet the needs of different project scales.

Small Wooden Reel

Large Wooden Reel

Box Packaging
Global Certification
Geritel Wire Manufacturer holds 50+ international certifications, including UL, cUL, SAA, TUV, CE, VDE, ISO, and others. Our cables meet the highest global quality and safety standards.

VDE

UL

SAA

TUV

ISO
What are people saying about us
Our customers have consistently shared positive feedback about our cables and services. Here’s what they say about US:


Luis Fernando Pérez - Venezuela - Office Building Project
The wires are of very good quality. The cables need to pass through long pipes and corners, and the cables are very flexible. We also ordered fire-resistant wires, which have been tested by a testing agency and found to be without problems.


Thomas Baker - USA - Factory construction
GERITEL WIRE's engineering team was very professional. They offered suggestions based on our cable requirements, and we found more suitable cable models. Subsequent operation has been stable without any problems.


Ricardo José Herrera - Dominican - Hotel Project
Due to the tight schedule of the hotel project, we had to adjust the usage quantity several times. GERITEL WIRE supplier was very flexible in terms of delivery and packaging, with fast delivery times. The wire reels were clearly labeled, making on-site counting and distribution very convenient.
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