What is a Soft Starter? (For Absolute Beginners) | RealPars
May 06, 2019· Soft Starter Basics. Since Electric Motors often require large amounts of electricity during their accelerating to the nominal speed, a Soft Starter can be used to limit the surge of current known as "inrush current" and torque of the electric motors, resulting in a safer, smoother and gradual start-up.