PLC Power Supply Modules: Module Type - Power Supply; Nominal Input Voltage - 120/230 VAC; Input Voltage Range - 85-264 VAC, 88-300 VDC; Max. Real Input Power - 52 W; Output Current - 4 A; Output Voltage Range - 5 VDC; Backplane Output Current - 4 A at 5 VDC, 0.5 A at 24 VDC; Frequency - 47-63 Hz; Dimensions - 11.41H X 0.98W X 8.54D in. (290 X 25 X 217 mm); Manufacturer Series - Simatic S7-400