EVS9323-ES servo inverter Description The EVS9323-ES it is a servo inverter / servo controller from Lenze’s 9300 Series.Rated for 400/480 VAC input.It is a built-in unit; “ES” denotes a standard servo-inverter variant. Feature And Application of EVS9323-ES Feature Application Flexible Control Modes & Feedback Options Supports vector control, position control, torque, speed etc. Feedback devices such as resolver, incremental encoder, or SinCos absolute encoders are supported