Machine design tool · V0.8

Power · Torque · Speed Calculator

Solve any one of power, torque or rotational speed from the other two. Calculations run locally in your browser.

Solve for

Torque T (N·m)

Speed n (rpm)

Power P (kW)

Power—

Torque—

Speed—

P = Tω · ω = 2πn/60

Ideal mechanical power relationship. It does not include drivetrain efficiency, transient torque, duty cycle or service factor.