U.S.-Standard Round Power Cord

Model: ST、STO、STOO、STOWU.S.-Standard Round Power Cord

Technical Data

  • Product Applications: Temporary power supply for construction sites, large outdoor lighting fixtures, extension cords for outdoor equipment, and power supply for garden equipment.

  • Product Specifications: ST (Standard), STO (Oil-Resistant), STOO (Double Oil-Resistant), STOW (Oil-Resistant + Weather-Resistant)


Customization available; samples can be requested

  • Parameters
ModelOil‑Resistant GradeWeather / Outdoor ResistanceRated TemperatureApplication EnvironmentCost Ranking
STNon‑oil‑resistantNot for Outdoor Use60℃Indoor dry, oil‑free environmentLowest
STOOuter Jacket Only Oil‑ResistantNot for Outdoor Use60℃Indoor light oil contaminationLow
STWNon‑oil‑resistantOutdoor Permitted60℃Indoor & outdoor, sun exposure, oil‑freeMedium
STTOWOuter Jacket Only Oil‑ResistantOutdoor Permitted60℃Indoor & outdoor, light oil contaminationMedium‑High
STOOWInsulation & Jacket Dual Oil‑ResistantOutdoor Permitted60℃Severe working condition, oil & outdoor exposureHighest


Specification ModelNo. of CoresNominal Insulation Thickness (mm)Nominal Jacket Thickness (mm)Reference Finished Outer Diameter (mm)Rated Voltage
2×18AWG20.761.528600V
3×18AWG30.761.528.5600V
4×18AWG40.761.529.2600V
2×16AWG20.761.528.5600V
3×16AWG30.761.529600V
4×16AWG40.761.529.8600V
5×16AWG50.762.0312.4600V
2×14AWG21.142.0312.7600V
3×14AWG31.142.0313.4600V
4×14AWG41.142.0314.4600V
5×14AWG51.142.0315.8600V
2×12AWG21.142.0314.5600V
3×12AWG31.142.0315.3600V
4×12AWG41.142.0316.5600V
5×12AWG51.142.0318.2600V
2×10AWG21.142.0316.3600V
3×10AWG31.142.0317.2600V
4×10AWG41.142.0318.6600V
5×10AWG51.142.5421.5600V
2×8AWG21.522.5420600V
3×8AWG31.522.5421.2600V
4×8AWG41.522.5423600V
2×6AWG21.522.5423.5600V
3×6AWG31.522.5425600V
4×6AWG41.523.0528.5600V


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