A static transfer switch is a two-position, semiconductor system that can automatically or manually switch between two single-phase or three-phase AC sources synchronous with each other, without interrupting the load for more than 1/4 cycle.
*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.