The surface temperature, for safety reasons, is limited to appoximately 203ºF / 95 °C. The device automatically starts again after a cooling down to under 113º F, or 45°C.
According to the manufacturer:
The limiter switch off at 140°C. Half of the limiters are mounted in the upper third, half in the lower third, when panel is mounted horizontally.
| LAVA | number of Limiters |
| 250= | 6 |
| 500= | 6 |
| 750= | 8 |
| 1000= | 10 |