Low magnetic noise High-efficiency Excellent loading regulation Easy assembly Very low no load losses and magnetizing current Half size and weight compared to EI transformer Various input options: 100/110/117/120/220/230/240V, 50/60Hz Dielectric strength: 3kV/1 minute 100% electric parameters test Power range from 18 to 5,000VA available According to customers' requirement Class B insulation system Optional single dual-primary weight:1.5kg height:48mm