Mini Inverter, Input Voltage 460V AC, Input Phase AC Three, Input Frequency 50/60 Hz, Maximum Output Power 1/2 hp, Maximum Output Current 1.8 A, Output Voltage 380 to 480V AC, Output Phase AC Three, Output Frequency Range 0.1 to 400 Hz, Enclosure Rating NEMA 1 WARNING: Cancer - www.P65Warnings.ca.gov -