Home » Centrifugal Fans » Industrial Centrifugal Fans » Page 3









Please leave your email so that we can communicate with you further
| Image | Name | Airflow(m³/h) | Voltage(V) | Frequency(Hz) | AC/DC/EC | Dimensions(mm) | Sound Pressure(dB(A)) | Sound Power(Bel) | Speed |
|---|---|---|---|---|---|---|---|---|---|
| LONGWELL LWDD9-7-EC Industrial Centrifugal Fans | 363~2410 | 220 | 50 | EC | 9-7 | 486~389 | 450 | 1440±10 |
| LONGWELL LWDD9-9-EC Industrial Centrifugal Fans | 139~4146 | 220 | 50 | EC | 9-9 | 587~285 | 450 | 1440±10 |
| LONGWELL LWDD8-8-EC Industrial Centrifugal Fans | 898~2805 | 220 | 50 | EC | 8-8 | 417~169 | 300 | 1440±10 |
| LONGWELL LWDD7-7-EC Industrial Centrifugal Fans | 1602~2263 | 220 | 50 | EC | 7-7 | 349~175 | 250 | 1440±30 |
| LONGWELL LWDD8-7-EC Industrial Centrifugal Fans | 835~2916 | 220 | 50 | EC | 8-7 | 403~255 | 300 | 1440±10 |
| LONGWELL LWDD7-5-EC Industrial Centrifugal Fans | 852~1400 | 220 | 50 | EC | 7-5 | 304~65 | 200 | 1440±10 |
| LONGWELL DD12-12I 600W-6P Industrial Centrifugal Fans | / | 230 | 50 | AC | 12-12 | / | 600W 6P | 880 |
| LONGWELL DD10-10I 550W-4P Industrial Centrifugal Fans | / | 230 | 50 | AC | 10-10 | / | 550W 4P | 1150 |
| LONGWELL DD12-12I 750W-6P Industrial Centrifugal Fans | / | 230 | 50 | AC | 12-12 | / | 750W 6P | 830 |
| LONGWELL DD10-10I 450W-6P Industrial Centrifugal Fans | / | 230 | 50 | AC | 10-10 | / | 450W 6P | 850 |
The industrial fan blower series is DIDW centrifugal fan with forward curved & backward curved impellers. The fans are suitable for supply and exhaust applications in commercial, process and industrial HVAC systems.
Longwell centrifugal blowers are designed for durability, efficiency, and versatility across a range of industrial and commercial settings. With models tailored for precise airflow and pressure needs, Longwell’s blowers provide effective solutions for HVAC, manufacturing, and large facilities.
Small commercial HVAC and compact industrial areas;
High-pressure HVAC, clean rooms, and exhaust systems;
Offices, labs, schools, and other quiet workspaces;
Noise-sensitive facilities, data centers, and industrial plants.
making them a preferred choice in various industrial applications:
Utilizing Longwell industrial centrifugal fans comes with numerous benefits that enhance operational efficiency and performance:
Longwell have established their reputations through a commitment to quality, reliability, and energy-efficient performance. With fan blowers tailored to meet specific airflow needs, these brands provide solutions that deliver superior airflow control, lower energy costs, and reduced maintenance requirements across various commercial and industrial sectors.
