Electrical Power Calculator
Convert between Watts, Volts, Amps, VA, and HP
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How to Use This Calculator
Volts/Amps/PF.
Calc Watts/VA/HP.
Understanding Electrical Power Calculations
Real vs Apparent power.
Power Factor.
Motor efficiency.
Formula & Calculations
W = V x A x PF
HP = W / 746
Key Factors to Consider
Phase (1 vs 3)
Efficiency
Voltage class
Load type
Frequently Asked Questions
11 HP in Watts?
746 Watts.