The RM6N800HD from Rectron Semiconductor is a MOSFET with Continous Drain Current 6 A, Drain Source Resistance 750 to 900 milliohm, Drain Source Breakdown Voltage 800 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 3 to 4 V. Tags: Surface Mount. More details for RM6N800HD can be seen below.