All Tools
Voltage Drop Calculator
Check voltage drop on any circuit run per NEC 210.19(A) and 215.2(A).
Wire Gauge
14 AWG
12 AWG
10 AWG
8 AWG
6 AWG
4 AWG
3 AWG
2 AWG
1 AWG
1/0 AWG
2/0 AWG
3/0 AWG
4/0 AWG
250 AWG
300 AWG
350 AWG
400 AWG
500 AWG
Material
Copper
Aluminum
Distance (ft)
Load Amps
Voltage
120V
208V
240V
480V
Ambient Temp
°F
Three Phase
Calculate Voltage Drop