EngiRef / Wire Gauge
18 AWG
18 AWG copper conductor: 1.024 mm diameter, 0.823 mm² cross-section. DC resistance 20.95 Ω per km at 20 °C. Free AWG wire gauge reference - current figures are…
Specification
- Gauge (AWG)
- 18
- Diameter (mm)
- 1.024
- Cross-sectional area (mm²)
- 0.823
- Resistance (Ω/km)
- 20.95
- Chassis wiring current (A, indicative)
- 2.3
- Transmission current (A, indicative)
- 2.5
Current columns are indicative chart values only. They are not NEC 310.16 ampacities and carry no conductor temperature rating, insulation type, ambient correction or bundling adjustment - size conductors from NEC 310.16 or your local code.