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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.

Filter by duty point2 models match · series LWDA400
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Filters use nameplate maximum values (max airflow at zero static pressure, max static pressure at zero airflow). Check the actual operating point on the performance curve of each model.

ViewData tableImage grid
ModelSizeMax airflowm³/hMax static pressurePaPowerWNoisedB(A)SpeedrpmVoltageV
LWDA-400 (16")S-MWN-04 LWDA-400 (16")S-MWN-04AC Ø400 mm 7,100 see curve 1,300 71 2,940 220-240 Details
LWDA-400 (16")U-MWN-03 LWDA-400 (16")U-MWN-03AC Ø400 mm 2,500 see curve 440 66 1,780 110-120 Details
Certifications for this product line
FCC ×2CE-LVD ×2CE-EMC
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