Ultra Silent Duct Fans — Impeller Ø200–400 mm

Ultra Silent Duct Fans — Impeller Ø200–400 mm: 21 models. Filter by airflow, static pressure, voltage and motor platform, compare specifications side by side and add models to your RFQ.

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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.

ModelSizeMax airflowm³/hMax static pressurePaPowerWNoisedB(A)SpeedrpmVoltageV
LWDA-300 (12")S-MWN-04 LWDA-300 (12")S-MWN-04AC Ø300 mm 3,150 see curve 320 65 2,900 220-240 Details
LWDA-355 (14")S-MWN-04 LWDA-355 (14")S-MWN-04AC Ø355 mm 6,450 see curve 903 68 2,900 220-240 Details
LWDA-355 (14")U-MWN-03 LWDA-355 (14")U-MWN-03AC Ø355 mm 2,130 see curve 260 63 1,720 110-120 Details
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
LWDE-300 (12")S-MWN-04 LWDE-300 (12")S-MWN-04EC Ø300 mm 3,500 see curve 352 70 3,200 220-240 Details
LWDE-355 (14")S-MWN-04 LWDE-355 (14")S-MWN-04EC Ø355 mm 6,200 see curve 659 67 2,800 220-240 Details
LWDE-355 (14")U-MWN-03 LWDE-355 (14")U-MWN-03EC Ø355 mm 3,467 see curve 659 67 2,800 110-120 Details
LWDE-400 (16")S-MWN-04 LWDE-400 (16")S-MWN-04EC Ø400 mm 6,850 see curve 1,200 70 2,800 220-240 Details
LWDE-400 (16")U-MWN-03 LWDE-400 (16")U-MWN-03EC Ø400 mm 4,032 see curve 1,200 70 2,800 110-120 Details
Certifications for this product line
FCC ×2CE-LVD ×2CE-EMC
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Ningbo Longwell Electric Technology Co., Ltd. · No. 100 Henan Road, Ditang, Yuyao, Ningbo, Chinasales@longwellfans.com · WhatsApp +86 183 5827 4663 · Mon–Fri 8:30–17:30 (UTC+8), reply within 1 business dayHow to order · Privacy notice
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