18 Gauge Cross-Linked SXL Wire. Resists abrasion, moisture, oil, grease, gasoline, and other solvents. Works well in engine compartments. Rated to 60 volts DC or 25 volts AC. PVC Insulation has a temperature rating of -40°F to 257°F (-40°C to 125°C). 16 Strands of 30 gauge pure copper. Nominal outside diameter of 0.107''. Made in the USA.
18 AWG Gauge SXL Wire Length vs Amperage - 2% Voltage Drop at 12 Volts DC