Wire Size for 0.08 Amps

Typical copper wire gauges for 0.08 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 0.08A 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.

0.08A Wire Gauge by Distance

DistanceCopper GaugeV-Drop (Cu)NEC Status
25 ft 14 AWG 0.0126V (0.0105%) check_circle OK
50 ft 14 AWG 0.0251V (0.0209%) check_circle OK
75 ft 14 AWG 0.0377V (0.0314%) check_circle OK
100 ft 14 AWG 0.0502V (0.0419%) check_circle OK
125 ft 14 AWG 0.0628V (0.0523%) check_circle OK
150 ft 14 AWG 0.0754V (0.0628%) check_circle OK
175 ft 14 AWG 0.0879V (0.0733%) check_circle OK
200 ft 14 AWG 0.1005V (0.0837%) check_circle OK
250 ft 14 AWG 0.1256V (0.1047%) check_circle OK
300 ft 14 AWG 0.1507V (0.1256%) check_circle OK
400 ft 14 AWG 0.201V (0.1675%) check_circle OK
500 ft 14 AWG 0.2512V (0.2093%) 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.