Commutation module (semiconductor optoelectronic normally open bipolar relay with low switching current) is intended for using in automation and drive equipments as a commutation element in DC and AC ..

The single-phase thyristor bridge module with optical coupling is designed to work in circuits of power voltage converters.   ..

Diode-thyristor module with opto decoupling MO3 is designed for using in switch elements of controlled rectifiers, converters (inverters), power regulators for power loads of DC and AC. ..