| 50RIA10 | International Rectifier | 100V 50A Phase Control SCR in a TO-208AC (TO-65) package |
| 50RIA100 | International Rectifier | 1000V 50A Phase Control SCR in a TO-208AC (TO-65) package |
| 50RIA120 | International Rectifier | 1200V 50A Phase Control SCR in a TO-208AC (TO-65) package |
| 50RIA20 | International Rectifier | 200V 50A Phase Control SCR in a TO-208AC (TO-65) package |
| 50RIA40 | International Rectifier | 400V 50A Phase Control SCR in a TO-208AC (TO-65) package |
| 50RIA60 | International Rectifier | 600V 50A Phase Control SCR in a TO-208AC (TO-65) package |
| 50RIA80 | International Rectifier | 800V 50A Phase Control SCR in a TO-208AC (TO-65) package |