longwellfans
Current book for EC Duct fans
Current catalog for
EC Duct fans
ImageNameAirflow(m³/h)Voltage(V)Frequency(Hz)AC/DC/ECDimensions(mm)Sound Pressure(dB(A))Sound Power(Bel)Speed
LONGWELL LWDE3G200-IS-01 EC Duct fans LONGWELL LWDE3G200-IS-01 EC Duct fans1453110-24050/60EC198/1803000
LONGWELL LWDE3G200-IS-03 EC Duct fans LONGWELL LWDE3G200-IS-03 EC Duct fans1453110-24050/60EC198/1803000
LONGWELL LWDE3G100-IS-01 EC Duct fans LONGWELL LWDE3G100-IS-01 EC Duct fans385110-24050/60EC98/352800
LONGWELL LWDE3G100-IS-03 EC Duct fans LONGWELL LWDE3G100-IS-03 EC Duct fans385110-24050/60EC98/352800
LONGWELL LWDE3G150-IS-01 EC Duct fans LONGWELL LWDE3G150-IS-01 EC Duct fans705110-24050/60EC147/702800
LONGWELL LWDE3G150-IS-03 EC Duct fans LONGWELL LWDE3G150-IS-03 EC Duct fans705110-24050/60EC147/702800
LONGWELL LWDE3G100-IS-03 EC Duct fans LONGWELL LWDE3G100-IS-03 EC Duct fans385110-24050/60EC98/352800
LONGWELL LWDE3G150-IS-01 EC Duct fans LONGWELL LWDE3G150-IS-01 EC Duct fans705110-24050/60EC147/702800
LONGWELL LWDE3G150-IS-03 EC Duct fans LONGWELL LWDE3G150-IS-03 EC Duct fans705110-24050/60EC147/702800
LONGWELL LWDE3G200-IS-01 EC Duct fans LONGWELL LWDE3G200-IS-01 EC Duct fans1453110-24050/60EC198/1803000
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EC Duct fans

Features a wired stepless fan controller; PWM-controlled EC motor provides quiet and energy-efficient performance with minimal heat and noise.Duct Size: 4-12inch | Bearings: Dual Bal
Longwell EC Duct Fans use advanced electronically commutated (EC) motor technology, delivering up to 70% higher energy efficiency compared to traditional AC fans. These fans offer variable speed control and intelligent system integration.
Ideal for HVAC, laboratory, and industrial ventilation, Longwell EC fans ensure consistent airflow, reduced noise, and easy installation — making them the perfect choice for modern, energy-conscious systems.

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