| Unit of measurement | TT Silent M 315 | ||
| Speed | - | 1 | 2 |
| Connected air duct size | in | 12 3/8” | |
| Minimum supply voltage | V | 120 | |
| Maximum supply voltage | V | 120 | |
| Power supply frequency | Hz | 60 | |
| Rated power | W | 236 | 353 |
| Maximum unit current | A | 1.95 | 2.95 |
| Maximum performance @0.2" | CFM | 770 | 999 |
| Rotation speed at 60hz | - | 1847 | 2570 |
| Sound level | Sones | 2.0 | 3.5 |
| Impeller material | - | Plastic | |