| Model | Single | Frequency | Rated | Output Voltage | Rated | MAX | Rated | Rated | Sound | N.W. |
| Double | Power | Current | Air Flow | Suction | Discharge | |||||
| Stage | Hz | KW | V | A | m3/h | mbar | mbar | dB(A) | Kg |
| LT1 720 H37 | Double | 50 | 4.3 | 345-415△600-720Y | 10.0△/5.2Y | 320 | -500 | 540 | 73 | 53 |
| 60 | 4.8 | 380-480△660-720Y | 10.4△/6.0Y | 385 | -500 | 550 | 76 |