Voltage Drop Calculator
Required Data Entry
Select Material
- Wire Types -
Copper
Aluminum
- Board Circuit Types -
Silver
Gold
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Select Size
18 AWG
16 AWG
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 kcmil
300 kcmil
350 kcmil
400 kcmil
500 kcmil
600 kcmil
700 kcmil
750 kcmil
800 kcmil
900 kcmil
1000 kcmil
1250 kcmil
1500 kcmil
1750 kcmil
2000 kcmil
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Select Voltage and Phase
120 Volts 1-phase
240 Volts 1-phase
208 Volts 3-phase 3-wire
120/208 Volts 3-phase 4-wire
277 Volts 1-phase
480 Volts 3-phase
277/480 3-phase 4-wire
24 DC or 1-phase AC
48 DC or 1-phase AC
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Enter 1/2 Total Circuit Length
Feet
Enter Load
Amps
Calculated Results
Estimated Drop
Volts
Load At Circuit End
Volts
Voltage Drop
Percentage
Conductor
CMA