Control Transformers: Type - Industrial Control Transformer; Enclosure Construction Style - Encapsulated; Volts, Primary - 120/240V; Volts, Secondary - 24V; VA Rating - 150 VA; Frequency Rating - 50/60 Hz; Insulation Class - 105 deg C; Temperature Rise - 55 deg C; Size - 3.41" H x 3.78" W x 3.88" D; Terminal Type - Screw, Standard; Manufacturer Series - AE Series