The FN 3268-180-40 from Schaffner is a EMI / EMC Filter with Voltage Rating 300 to 520 V, Current Rating 180 to 197.1 A, Leakage Current 17.4 mA, Temperature operating range -25 to 100 Degree C. Tags: Screw Mount. More details for FN 3268-180-40 can be seen below.