HomeCalculatorsEngineering & Physics CalculatorsVoltage Drop Calculator Voltage Drop Calculator Quickly estimate single-phase, three-phase, and DC voltage drops with our responsive calculator. Enter the data and get instant, detailed results on conductor choice, distances, and percent drop. Single-Phase Three-Phase DC Single-Phase Voltage Drop Source Voltage (V) Current (A) Conductor Material Copper Aluminum AWG Size 14 AWG 12 AWG 10 AWG 8 AWG 6 AWG 4 AWG 2 AWG 1 AWG One-Way Distance (ft) Calculation Value Three-Phase Voltage Drop Line Voltage (V) Current (A) Conductor Material Copper Aluminum AWG Size 14 AWG 12 AWG 10 AWG 8 AWG 6 AWG 4 AWG 2 AWG 1 AWG One-Way Distance (ft) Calculation Value DC Voltage Drop DC Voltage (V) Current (A) Conductor Material Copper Aluminum AWG Size 14 AWG 12 AWG 10 AWG 8 AWG 6 AWG 4 AWG 2 AWG 1 AWG One-Way Distance (ft) Calculation Value More Tools BAC Calculator Beam Deflection Calculator Bending Moment Calculator Btu Calculator Capacitor Code Calculator Dew Point Calculator Flow Rate Calculator Gas Law Calculator (Ideal Gas, etc.) Heat Index Calculator Heat Loss Calculator Heat Transfer Calculator Inductive Reactance Calculator Inductor Code Calculator Kirchhoff’s Voltage/ Current Law Calculator Ohms Law Calculator Pipe Pressure Drop Calculator Pump Head Calculator Resistor Color Code Calculator Resonant Frequency Calculator RF Attenuation Calculator RLC Circuit Calculator Shear Stress Calculator Thermal Expansion Calculator Torque Calculator
