Wire Size for 2.72 Amps

Typical copper wire gauges for 2.72 amps across common run lengths on a 120V circuit, sized to keep voltage drop under 3% and respect the NEC 240.4(D) small-conductor rule. At 2.72A the load sits in residential-branch territory where aluminum is not a typical conductor, so the table lists copper only. Actual install sizing depends on conductor material, insulation/termination temperature rating, cable type, ambient and bundling derates, and local code.

2.72A Wire Gauge by Distance

DistanceCopper GaugeV-Drop (Cu)NEC Status
25 ft 14 AWG 0.427V (0.3559%) check_circle OK
50 ft 14 AWG 0.8541V (0.7117%) check_circle OK
75 ft 14 AWG 1.28V (1.07%) check_circle OK
100 ft 14 AWG 1.71V (1.42%) check_circle OK
125 ft 14 AWG 2.14V (1.78%) check_circle OK
150 ft 14 AWG 2.56V (2.14%) check_circle OK
175 ft 14 AWG 2.99V (2.49%) check_circle OK
200 ft 14 AWG 3.42V (2.85%) check_circle OK
250 ft 12 AWG 2.69V (2.24%) check_circle OK
300 ft 12 AWG 3.23V (2.69%) check_circle OK
400 ft 10 AWG 2.7V (2.25%) check_circle OK
500 ft 10 AWG 3.37V (2.81%) check_circle OK

Copper gauges use the NEC 240.4(D) branch-circuit cap, not raw 75°C ampacity.

Other Amperages

This calculator provides estimates for reference purposes only. Always consult a licensed electrician and verify compliance with the National Electrical Code (NEC) and local electrical codes before performing any electrical work.