The RP120-50-.47-C from Astrodyne TDI is a EMI / EMC Filter with Voltage Rating 120 to 250 V, Current Rating 50 A, Leakage Current 0.04 to 0.08 mA, Temperature operating range -25 to 100 Degree C. Tags: Flange Mount. More details for RP120-50-.47-C can be seen below.