Compact 1 AWG Copper THHN/THWN‑2 Wire – Stranded/Solid for Branch and Feeder Circuits
Conductor :
Pure Copper
Insulation:
PVC
Jacket:
Nylon
Rated Voltage:
600V
Standard:
UL83
Description
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Conductor
Pure Copper

Insulation and Sheath
PVC & NYLON

No. of Conductor
single core

Temperature Rating
90°C(wet) & 90℃(dry)
1 AWG Copper THHN/THWN‑2 Wire:General‑Purpose Power Conductor
This 1 AWG THHN/THWN‑2 copper wire features a flame‑retardant PVC primary insulation overlaid with a slick nylon jacket that resists abrasion and cuts. Rated 600V and approved to UL 83, it operates at 90°C dry and 75°C wet. Available in solid or stranded construction and multiple colors, it offers excellent conductivity and easy termination in panels and junction boxes.

THHN/THWN-2 Cable
THHN/THWN-2 copper building wire is a dual‑rated 600V conductor with PVC insulation and a durable nylon jacket, certified under UL 83 for dry and wet locations. Its excellent heat, moisture, and chemical resistance makes it the standard choice for residential, commercial, and industrial power distribution.

Copper Conductors

Rated Voltage Uo/U (Um) : 600V

Insulated & Jacket:PVC &NYLON

Standards
UL83

Temperature range
90°C (wet)
90℃ (dry)
Advantages of 1 AWG Copper THHN/THWN‑2 Wire
The 1 AWG size delivers a practical balance of ampacity and manageability, reducing voltage drop in medium‑load feeders while still fitting standard lugs. Its nylon coating lowers pulling friction, speeds installation, and protects against oils and moisture commonly found in commercial environments.

| Conductor Size |
Conductor Stranding |
Insulation Thickness |
Jacket Thickness |
Nominal O.D. |
Approx Net Weight |
Allowable Ampacities(1) @30℃ Ambient |
|
| AWG/Kcmil | Number of Strands |
mils |
mils |
Inch |
lbs/1000ft |
75℃ | 90℃ |
| 14 | 1 | 15 | 4 | 0.101 | 17 | 20 | 25 |
| 12 | 1 | 15 | 4 | 0.119 | 25 | 25 | 30 |
|
10 |
1 | 20 | 4 | 0.150 | 39 | 35 | 40 |
| 14 | 19 |
15 |
4 | 0.113 | 16 | 20 | 25 |
| 12 | 19 | 15 | 4 | 0.133 | 25 | 25 | 30 |
| 10 | 19 | 20 | 4 | 0.164 | 39 | 35 | 40 |
| 8 | 19 | 30 | 5 | 0.218 | 63 | 50 | 55 |
| 6 | 19 | 30 | 5 | 0.252 | 96 | 65 | 75 |
| 4 | 19 | 40 | 6 | 0.325 | 153 | 85 | 95 |
| 3 | 19 | 40 | 6 | 0.353 | 193 | 100 | 115 |
| 2 | 19 | 40 | 6 | 0.381 | 236 | 115 | 130 |
| 1 | 19 | 50 | 7 | 0.437 | 300 | 130 | 145 |
| 1/0 | 19 | 50 | 7 | 0.480 | 373 | 150 |
170 |
| 2/0 | 19 | 50 | 7 | 0.522 | 464 | 170 | 195 |
| 3/0 | 19 | 50 | 7 | 0.572 | 577 | 200 | 225 |
| 4/0 | 19 | 50 | 7 | 0.629 | 719 | 230 | 260 |
| 250 | 37 | 60 | 8 | 0.703 | 857 | 255 | 290 |
| 300 | 37 | 60 | 8 | 0.758 | 1019 | 285 | 320 |
| 350 | 37 | 60 | 8 | 0.808 | 1181 | 310 | 350 |
| 400 | 37 | 60 | 8 | 0.851 | 1342 | 335 | 380 |
| 500 | 37 | 60 | 8 | 0.937 | 1665 | 380 | 430 |
| 600 | 61 | 70 | 9 | 1.036 | 2002 | 420 | 475 |
| 750 | 61 | 70 | 9 | 1.134 | 2465 | 475 | 535 |
| 1000 | 61 | 70 | 9 | 1.273 | 3296 | 545 | 615 |
Certification
UL 83, MTW, UL approved certified, compliant with NEC standard for North American electrical projects.

Environmental Resistance
EMI Shielding Performance
Flame Retardant Performance
UL Certificated


APPLICATIONS
For industrial building, warehouse, HVAC, pump, motor, data center and retail power distribution, plus branch circuits, cable trays, conduits, feeders, service entrances and underground wiring.

Branch Circuit Wiring
In large retail stores, this 1 AWG wire safely powers lighting and receptacle branch circuits that demand higher current than standard 10 AWG, ensuring stable voltage for point‑of‑sale systems and display lighting.

Conduit Wiring
When pulled through EMT or rigid steel conduits, its nylon jacket glides easily around bends, reducing tugging stress and preserving insulation integrity during long runs in commercial ceilings.

Feeder Circuit Wiring
For sub‑panels in office buildings, this 1 AWG conductor carries adequate capacity to feed multiple branch breakers, maintaining consistent power to HVAC and IT equipment.

Service Entrance Wiring
Although smaller than service mains, it serves as a dependable service‑entrance riser for small commercial units, complying with local codes when protected by appropriate overcurrent devices
Customer Photos
On-site installation photos for conduit, cable tray and service entrance wiring worldwide.

plant equipment
Full-automatic stranding and jacketing machines, strict size and performance inspection.






Packaging Information
Moisture-proof plastic coil and export wooden reel packing for long-distance shipment.

Plastic Reel

Small Wooden Reel

Large Wooden Reel
Global Certification
Complete official test certificates, support customs clearance and global project bidding.

VDE

UL

SAA

TUV

ISO
What are people saying about us
Reliable factory quality, fast delivery and professional technical support for bulk wire orders.


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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