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Voltage Drop & Wire Gauge Sizer

Check NEC 3% branch circuit compliance, calculate voltage drop across distances, and determine minimum conductor AWG size.

Circuit & Electrical Parameters

Voltage Drop & NEC Assessment

Voltage Drop (Volts)
8.95 V
End: 231.05 V
Percentage Drop
2.43%
NEC Compliant (≤ 3%)
Conductor Sizing Recommendation:
Selected Conductor: 8 AWG
Min Recommended Size for ≤ 3% Drop: 8 AWG
National Electrical Code Standard: NEC 210.19(A) Informational Note 2
Running circuits over 100 feet often requires stepping up 1 or 2 AWG wire sizes to prevent motors from overheating and lights from flickering.
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