| Model | Max. Output AC Voltage | Output AC Current | Max. Output DC Voltage | Output DC Current | Additional Measurements |
| 230315 | 3.0 kV | 12 mA | ? | ? | Ground continuity, Insulation resistance |
230415 | 4.0 kV | 12 mA | ? | ? | Ground continuity, Insulation resistance | 230425 | 4.0 kV | 12 mA | 5 kV | 17.0 mA | Ground continuity, Insulation resistance |