| Unit of measurement | Quietline 125 T Duo | ||
| Speed | - | 1 | 2 |
| Connected air duct size | mm | 125 | |
| Phases | - | 1 | |
| Minimum supply voltage | V | 220 | |
| Maximum supply voltage | V | 240 | |
| Power supply frequency | Hz | 50 | |
| Rated power | W | 10 | 13 |
| Unit current | A | 0.065 | 0.085 |
| Maximum airflow | m³/h | 145 | 197 |
| Rotation speed at 50hz | - | 1950 | 2250 |
| Sound pressure level LpA at 3 m | dB(A) | 29 | 32 |
| Weight | kg | 0.75 | |
| Ambient air temperature min | °С | 1 | |
| Ambient air temperature max | °С | 40 | |
| Ingress protection rating | - | IPX4 | |
| Impeller material | - | Plastic | |
| Trademark | Vents | |||||
| Model | Quietline 125 T Duo | |||||
| Specific energy consumption (SEC) (kWh/(m²/a)) | Cold | Average | Warm | |||
| -34.6 | A | -16.7 | E | -6.4 | F | |
| Type of ventilation unit | Unidirectional | |||||
| Type of drive installed | 2-speed | |||||
| Type of heat recovery system | None | |||||
| Maximum flow rate (m³/h) | 197 | |||||
| Electric power input (W) | 13 | |||||
| Reference flow rate (m³/s) | 0.04 | |||||
| Specific power input (SPI) (W/(m³/h)) | 0.069 | |||||
| Control typology | Clock control | |||||
| Maximum external leakage rates (%) | 2.7 | |||||
| Declared typology | RVU UVU | |||||
| Sound power level (dB(A)) | 49 | |||||
| The annual electricity consumption (AEC) (kWh/a) | Cold | Average | Warm | |||
| 81 | 81 | 81 | ||||
| The annual heating saved (AHS) (kWh/a) | Cold | Average | Warm | |||
| 3667 | 1874 | 848 | ||||