Wire Size for 1.82 Amps

Typical copper wire gauges for 1.82 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 1.82A 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.

1.82A Wire Gauge by Distance

DistanceCopper GaugeV-Drop (Cu)NEC Status
25 ft 14 AWG 0.2857V (0.2381%) check_circle OK
50 ft 14 AWG 0.5715V (0.4762%) check_circle OK
75 ft 14 AWG 0.8572V (0.7143%) check_circle OK
100 ft 14 AWG 1.14V (0.9525%) check_circle OK
125 ft 14 AWG 1.43V (1.19%) check_circle OK
150 ft 14 AWG 1.71V (1.43%) check_circle OK
175 ft 14 AWG 2V (1.67%) check_circle OK
200 ft 14 AWG 2.29V (1.9%) check_circle OK
250 ft 14 AWG 2.86V (2.38%) check_circle OK
300 ft 14 AWG 3.43V (2.86%) check_circle OK
400 ft 12 AWG 2.88V (2.4%) check_circle OK
500 ft 10 AWG 2.26V (1.88%) 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.