| Unit of measurement | TT 125 P | ||
| Speed | - | 1 | 2 |
| Connected air duct size | mm | 125 | |
| Phases | - | 1 | |
| Minimum supply voltage | V | 230 | |
| Maximum supply voltage | V | 230 | |
| Power supply frequency | Hz | 50/60 | |
| Rated power | W | 23 | 37 |
| Unit current | A | 0.18 | 0.27 |
| Maximum airflow | m³/h | 220 | 280 |
| Rotation speed at 50hz | - | 1950 | 2455 |
| Sound pressure level LpA at 3 m | dB(A) | 28 | 37 |
| Weight | kg | 1.79 | |
| Transported air temperature (max) | °С | 40 | |
| Transported air temperature (min) | °С | -25 | |
| Ingress protection rating | - | IPX4 | |
| Ingress protection rating of the drive | - | IPX4 | |
| Impeller material | - | Plastic | |
| Trademark | Vents | |||||
| Model | TT 125 P | |||||
| Specific energy consumption (SEC) (kWh/(m²/a)) | Cold | Average | Warm | |||
| -49.3 | A+ | -24.3 | C | -9.9 | F | |
| Type of ventilation unit | Unidirectional | |||||
| Type of drive installed | Variable speed | |||||
| Type of heat recovery system | None | |||||
| Maximum flow rate (m³/h) | 280 | |||||
| Electric power input (W) | 37 | |||||
| Reference flow rate (m³/s) | 0.049 | |||||
| Specific power input (SPI) (W/(m³/h)) | 0.135 | |||||
| Control typology | Local demand control | |||||
| Maximum external leakage rates (%) | 2.7 | |||||
| Declared typology | RVU UVU | |||||
| Sound power level (dB(A)) | 57 | |||||
| The annual electricity consumption (AEC) (kWh/a) | Cold | Average | Warm | |||
| 78 | 78 | 78 | ||||
| The annual heating saved (AHS) (kWh/a) | Cold | Average | Warm | |||
| 5131 | 2623 | 1186 | ||||