The IRFBE20 from Vishay is a MOSFET with Continous Drain Current 1.8 A, Drain Source Resistance 6500 milliohm, Drain Source Breakdown Voltage 800 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Through Hole. More details for IRFBE20 can be seen below.