The FN 2450 F-20-61 from Schaffner is a EMI / EMC Filter with Voltage Rating 250 V, Current Rating 20 to 22.8 A, Leakage Current 0.27 to 0.47 mA, Temperature operating range -25 to 100 Degree C. Tags: Chassis Mount. More details for FN 2450 F-20-61 can be seen below.