... 1)pure sine wave 2)12VDC to 230VAC 300W 3)AC input 4)5 years warranty 1. Production introduction:DV system ... 100VAC, 110VAC,120VAC,220VAC,230VAC,240VAC and three phase voltage, output power from 100W to 150KW. 2. Production Features1) The ... , little disturb, low noise.3) Self-contained protect capability including over temperature, over input voltage; input low voltage, output over loading and short ...