Semikron SKR 70/12 Thread Mount High Voltage Diode, Stud Cathode, 1200V 95A, 2-Pin E 12. Diode Technology: Silicon Junction. Diode Type: Silicon Junction. Maximum Forward Voltage Drop: 1.6V. Height: 146mm. Diameter: 17mm. Maximum Operating Temperature: +180 °C. Peak Reverse Current: 10mA.