Electrical Calculators
Calculate AWG wire gauge size by voltage drop & distance, main service panel amperage load, circuit breaker sizes, NEC receptacle outlet spacing, and generator surge wattage.
Wire Gauge (AWG) Calculator – Voltage Drop & Amperage Distance
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Electrical Load & Amperage Calculator – House Amps & Panel Watts
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Circuit Breaker Sizing Calculator – Breaker Amps & Wire Gauge
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Outlet Spacing Calculator – NEC Receptacle Code Count
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Generator Sizing Calculator – Running & Surge Watts Backup
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Electrical Sizing & NEC Code Compliance
Electrical wiring calculations prevent voltage drop, overheating, tripped breakers, and fire hazards. Calculate wire gauge (AWG) over long distance runs, panel amperage loads, continuous circuit breaker sizing (80% rule), and NEC outlet spacing code rules.