Control Transformers: Type - Industrial Control Transformer; Enclosure Construction Style - Encapsulated; Volts, Primary - 208/230/460V; Volts, Secondary - 115V; VA Rating - 250 VA; Frequency Rating - 50/60 Hz; Insulation Class - 105 deg C; Temperature Rise - 55 deg C; Size - 4.03" H x 4.50" W x 4.16" D; Terminal Type - Screw, Standard; Manufacturer Series - AE Series