Serve for smooth regulation of output voltage with high precision and without circuit interruption.

SDV series

SDV series

RUCELF SDV series voltage regulators are suitable for high power single phase users. Three phase SDV series voltage regulators are for high power users demanding three phase power supply. SDV series comprise three independent single phase voltage...
SDW II, SDF II and SDV II series

SDW II, SDF II and SDV II series

Combination of high quality, modern case and informative LCD display with wide range of stabilization and reliability. These are only few advantages of RUCELF second generation electromechanical voltage regulators. Advantages