Designed for simple monitoring, operation and maintenance. All components front adjustable and removable for serviceability. For use with Generac standby Generators Item#s 167302 (100 kW), 167303 (130 kW) and 167304 (150 kW). Truck ship. U.S.A.Amps 400 Volts 120/208 Additional Product Specs * 400 Amp HTS transfer switch * 120/208 Volts * 3 phase * NEMA 3R enclosure