Electrical

Wire, load, and conduit — NEC-referenced estimates for planning a circuit.

8 calculators
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Wire size / AWG helperAWG for load, distance, and voltageMOST USED →Voltage dropDrop over a run at a given loadOPEN →Conduit fillConductors that fit a conduit sizeOPEN →
All Electrical calculators
Wire size / AWG helperAWG for load, distance, and voltageVoltage dropDrop over a run at a given loadConduit fillConductors that fit a conduit sizeAmps ↔ watts ↔ voltsBreaker size referenceExtension cord gaugeGenerator connection loadAppliance kWh cost
NEC-referenced estimates only — consult a licensed electrician; local code governs every circuit.