The ABB RVC12 1/5A is a precision-engineered power factor controller designed to regulate and optimize reactive power in electrical systems operating between 100 and 440V at 50/60Hz. Supporting input currents from 1A to 5A, it efficiently manages system voltage stability and power quality while enhancing energy utilization across diverse industrial and commercial installations. With up to 12 output stages, the RVC12 ensures dynamic capacitor bank control for balanced and efficient power correction. The ABB RVC12 1/5A may possibly be used in North America, Europe, Asia, and worldwide facilities requiring accurate power factor correction, energy optimization, and long-term electrical reliability in automated distribution networks.