The FN3280H-160-40 from Schaffner is a EMI / EMC Filter with Voltage Rating 300 to 520 V, Current Rating 160 to 175 A, Leakage Current 10.7 mA, Temperature operating range -25 to 100 Degree C. Tags: Chassis Mount. More details for FN3280H-160-40 can be seen below.