GE Zenith Controls ZTS Series Automatic Transfer Switches are the preferred standard for quality and reliability in the electrical industry. The ZTS-MV Series Medium Voltage Automatic Transfer Switch provides that same quality for installations from 5kV to 15kV. Designed for use in the most critical applications, including hospitals, military sites, airports, communications facilities and computer installations, ZTS-MV Series switches fit the need for dependable continuity of power where emergency or standby applications exist.