Relay voltage regulators have wide range of stabilization and maximum speed of stabilization steps switching by means of high-speed relays.

CUBE Series

CUBE Series

CUBE voltage regulator was designed in 2018 as up-to-date alternative to old small-sized models. Thanks to integration of high-speed microchip MT690 CUBE stabilizes voltage to optimal values for safe and long-lasting operation of equipment faster than...
KOTEL series

KOTEL series

Kotel voltage regulators are specially designed for protection of your boiler equipment. Kotel is Russia made series and thanks to its design solve problems with power supply and prolong service life of gas boiler which is equipped with automatics sensitive...
SRW and SRV series

SRW and SRV series

Relay voltage regulators SRW and SRV series are ideal for your household, office or small enterprise electronics protection from voltage sags thanks to its simplicity and functionality. RUCELF relay voltage regulators comprise high capacity and high...
SRW II and SRF II series

SRW II and SRF II series

SRW II and SRF II are relay voltage regulators of second generation comprising all the advantages of relay voltage regulators with informative LCD display. Advantages
STAR+ series

STAR+ series

STAR+ voltage regulators which are made in Russia ideal for household electronics protection when problems with power supply thanks to its simple usage and reliability. Vertical design and metal case make it possible to place voltage regulator in comfortable...