The MCB118N085Y from Micro Commercial Components is a MOSFET with Continous Drain Current 118 A, Drain Source Resistance 4.5 to 9 milliohm, Drain Source Breakdown Voltage 85 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Surface Mount. More details for MCB118N085Y can be seen below.