Ultra Silent Duct Fans
Duct fans for noise-sensitive spaces, with optimised blade profiles and sound-attenuating casings. Final selection is confirmed at the duty point (airflow / static pressure / voltage / control mode) and by project verification.
| Model | Size | Max airflowm³/h | Max static pressurePa | PowerW | NoisedB(A) | Speedrpm | VoltageV | ||
|---|---|---|---|---|---|---|---|---|---|
 |
LWDA-200 (8")S-MWN-04AC | Ø200 mm | 1,150 | see curve | 143 | 57 | 2,900 | 220-240 | Details |
 |
LWDA-200 (8")U-MWN-03AC | Ø200 mm | 720 | see curve | 179 | 61 | 3,400 | 110-120 | Details |
 |
LWDA-200S-PWN-14AC | Ø200 mm | 1,236 | 391 | 130 | 29 | 2,500 | 230 | Details |