Formula: HP=kW/0.7457 (Mechanical horsepower, standard for motors)

Explanation

  • 1 HP = 0.7457 kW (exact definition).
  • Multiply kW by 1.341 for HP (inverse).
  • Electric HP variant: Divide by 0.746 (rarely used).

Calculator code (JavaScript)

 

text

function kwToHp(kw) {  return (kw / 0.7457).toFixed(2); } // Example kwToHp(75) → "100.58 HP"

Reverse (HP to kW)

kW=HP×0.7457kW

 

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PCD Calculator - Electric Motor Flange Bolt Circle Diameter Tool

e.g., 25.4