| 1.3 V | Alternistor - Snubberless | TO-220 | 35 mA | TO-220-3 | 4 A | 35 mA | 600 V | Single | 125 °C | -40 °C | 50Hz 60Hz | Itsm | 30 A 31 A | Through Hole |
| 1.3 V | Alternistor - Snubberless | TO-220 | 35 mA | TO-220-3 | 4 A | 35 mA | 800 V | Single | 125 °C | -40 °C | 50Hz 60Hz | Itsm | 30 A 31 A | Through Hole |
| 1.3 V | Alternistor - Snubberless | TO-220FPAB | 35 mA | TO-220-3 Full Pack | 4 A | 35 mA | 600 V | Single | 125 °C | -40 °C | 50Hz 60Hz | Itsm | 30 A 32 A | Through Hole |
| 1.3 V | Alternistor - Snubberless | TO-251 (IPAK) | 35 mA | IPAK TO-251-3 Short Leads TO-251AA | 4 A | 35 mA | 800 V | Single | 125 °C | -40 °C | 50Hz 60Hz | Itsm | 30 A 31 A | Through Hole |
| 1.3 V | Alternistor - Snubberless | TO-251 (IPAK) | 35 mA | IPAK TO-251-3 Short Leads TO-251AA | 4 A | 35 mA | 600 V | Single | 125 °C | -40 °C | 50Hz 60Hz | Itsm | 30 A 31 A | Through Hole |
| 1.3 V | Alternistor - Snubberless | DPak | 35 mA | DPAK (2 Leads + Tab) SC-63 TO-252-3 | 4 A | 35 mA | 800 V | Single | 125 °C | -40 °C | 50Hz 60Hz | Itsm | 30 A 31 A | Surface Mount |
| 1.3 V | Alternistor - Snubberless | ISOWATT220AB | 35 mA | ISOWATT220AB-3 | 4 A | 35 mA | 800 V | Single | 125 °C | -40 °C | 50Hz 60Hz | Itsm | 30 A 31 A | Through Hole |
| 1.3 V | Alternistor - Snubberless | DPak | 35 mA | DPAK (2 Leads + Tab) SC-63 TO-252-3 | 4 A | 35 mA | 600 V | Single | 125 °C | -40 °C | 50Hz 60Hz | Itsm | 30 A 31 A | Surface Mount |
| 1.3 V | Alternistor - Snubberless | DPak | 35 mA | DPAK (2 Leads + Tab) SC-63 TO-252-3 | 4 A | 35 mA | 600 V | Single | 125 °C | -40 °C | 50Hz 60Hz | Itsm | 30 A 31 A | Surface Mount |