Power Supply Step-up And Step-down Transformer 220V To 110V $ 125.25 Product information: Rated Power: 2000W/3000W Specification: ST-A3000 US standard power cord Power Phase number: single phase Moisture-proof method: Open Cooling method: natural cooling Cooling form: Dry Frequency characteristics: low frequency Winding form: autocoupling Core form: Ring Core shape: ring type Outline structure: Horizontal Efficiency (n):80 Packing list: Lift Transformer *1 Product Image: