| Type | mHPT |
| Housing, Colour | Polycarbonate, black RAL 9005 |
| Terminal | up to 2,5 mm² |
| Cable entry | cable gland M20 x 1,5 |
| Mounting | sound outlet downwards |
| Operation | duty cycle 75% |
| Insulation class | II |
| Temperature range | T4: AC/DC models: -20 °C bis +70 °C T5: DC models: -20 °C bis +60 °C T5: AC models: -20 °C bis +50 °C |
| Driver system | non polarised electromagnet, striker hits diaphragm between 100 and 120 times/second; DC systems with electronic contact breaker |







