The MCR2150-9HR from Digitron Semiconductors is a Silicon Controlled Rectifier with Breakover Voltage 700 V, Breakover Current 160 A, Gate Trigger Voltage 2.5 V, Gate Trigger Current 50 mA, Temperature Operating Range -40 to 125 Degree C. Tags: Through Hole. More details for MCR2150-9HR can be seen below.