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⚡ Power Calculator

⚡ Power Calculator

Calculate electrical power values with multiple calculation modes. ⚠️ Educational purposes only — consult licensed electrician for actual installations.

Common: 120V (US), 230V (EU), 240V (AU)
Maximum circuit current
Quick Voltage Presets:
⚠️ IMPORTANT SAFETY NOTICE
This calculator is for educational purposes only. Always consult a licensed electrician for actual installations. Electrical work can be dangerous and must comply with local codes and regulations.

📊 Calculation Results

⚡

Power Calculator Ready

Select a calculation mode and enter values to begin.

⚠️ Electrical Safety Information

  • Always turn off power at the breaker before working on electrical circuits
  • Use proper personal protective equipment (PPE)
  • Follow National Electrical Code (NEC) or local regulations
  • Continuous loads should be calculated at 125% of rated current
  • Wire size must be appropriate for current and distance
  • Grounding and bonding are critical for safety
  • Always have circuits inspected by qualified personnel

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