| Unit of measurement | Fresher 50 | |||
| Phases | - | 1 | ||
| Minimum supply voltage | V | 100 | ||
| Maximum supply voltage | V | 240 | ||
| Power supply frequency | Hz | 50/60 | ||
| Rated power | W | 3.8 | 4.7 | 7.4 |
| Unit current | A | 0.031 | 0.039 | 0.061 |
| Maximum airflow | m3/h | 20 | 35 | 50 |
| Sound pressure level LpA at 3 m | dB(A) | 13 | 20 | 23 |
| Sound pressure level LpA at 1 m | dB(A) | 22 | 29 | 32 |
| Ambient air temperature min | °С | -30 | ||
| Ambient air temperature max | °С | 50 | ||
| Ingress protection rating | - | IP24 | ||
