504-290, RS PRO, RS PRO 50VA 1 Output Chassis Mounting Transformer, 12V ac, IEC 61558-2-6, Brand RS Pro, Primary Voltage Rating 230 V ac, 245 V ac, 400 V ac, 415V ac RS PRO 50VA 1 Output Chassis Mounting Transformer, 12V ac, IEC 61558-2-6