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Industrial Centrifugal Fans – LWFDF / LWKXF / LWER Series Catalogue catalogue cover
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Fans & Blowers › Centrifugal Fans › Forward-Curved Centrifugal Fan

Industrial Centrifugal Fans – LWFDF / LWKXF / LWER Series Catalogue 2026 catalogue (PDF)

Centrifugal fans turn air through 90° and build higher static pressure than axial fans, so they suit ducted systems, AHUs, filters and process air. This LONGWELL 2026 catalogue runs to 36 pages and lists 397 model numbers in the LWFDF11-62, LWFDF11-66, LWKXF, LWKXF2A, LWKXF2B, LWERC series.

Pages
36
File
PDF · 5.8 MB
Edition
2026
Language
English
Model numbers
397
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What’s inside

  • Selection tables and technical data
  • Performance curves
  • Dimensional drawings and mounting sizes
  • Noise data
  • Typical applications
  • 30 series sections with page references

Series in this catalogue

  1. LWERC Series External-Rotor Energy-Saving Centrifugal Fanp. 07-08
  2. LWERQ Series External-Rotor Energy-Saving Centrifugal Fanp. 09-10
  3. LWMPF Series Medium-Pressure Blowerp. 11-12
  4. LWKXF Series Kitchen Fume Exhaust Centrifugal Fanp. 12-14
  5. LWKXF2A Series Volute-Casing General Ventilation Fanp. 15-17
  6. LWKXF2B Series Dedicated Kitchen Exhaust Fanp. 15-17
  7. LWFDF-11 Series Low-Noise Multi-Vane Centrifugal Fanp. 17-20
  8. LWFDF11-62 Series Low-Noise Multi-Vane Centrifugal Fanp. 20-24
  9. LWLDB Series Low-Noise Centrifugal Blowerp. 24-25
  10. LWFDF11-66 Series Energy-Saving Low-Noise Kitchen Fume Exhaust Fanp. 26-27
  11. LWFDF4-72 Series Centrifugal Fanp. 27-33
  12. LWFDF4-79A / LWFDF4-2X79E Series Centrifugal Fanp. 34-36
  13. LWFDF4-68 Series Centrifugal Fanp. 36-39
  14. LWFDF5-70 Series Double-Outlet Centrifugal Fanp. 39-40
  15. LWFDF6-48 Series Dust-Exhaust Centrifugal Fanp. 40-44
  16. LWFDF4-73 Series Dust-Exhaust Centrifugal Fanp. 44-45
  17. LWCF6-30 Series Grain & Powder Conveying Centrifugal Fanp. 46
  18. LWHCF6-33 Series Aluminium High-Pressure Centrifugal Blowerp. 47-48
  19. LWHFDF9-19 Series High-Pressure Centrifugal Fanp. 48-52
  20. LWHFDF9-26 Series High-Pressure Centrifugal Fanp. 48-52
  21. LWHFDF8-09 / 9-12 Series High-Pressure Centrifugal Fanp. 52-53
  22. LWHFDF9-12 Series High-Pressure Centrifugal Fanp. 54-56
  23. LWHFDF5-29 Series High-Pressure Centrifugal Fanp. 56-58
  24. LWFDF6-30 Series Boiler Forced-Draft Fanp. 59-60
  25. LWIDF6-30 Series Induced-Draft Fanp. 59-60
  26. LWIDF5-47 Series Boiler Induced-Draft Fanp. 61-62
  27. LWHTIDF5-47 Series High-Temperature Boiler Induced-Draft Fanp. 63-64
  28. LWIDF6-41 Series Boiler Induced-Draft Fanp. 65-66
  29. LWIDF9-19 Series Boiler Induced-Draft Fanp. 67
  30. LWIDF9-26 Series Boiler Induced-Draft Fanp. 67

Model numbers in this catalogue (397)

Click a model number to find its datasheet, drawing and curve.

LWCF6-30LWCF6-30-5A-7.5-2PLWCF6-30-6A-11-2PLWCF6-30-6A-4-2PLWCF6-30-6A-5.5-2PLWCF6-30-6A-7.5-2PLWCF6-30-7A-11-2PLWCF6-30-7A-15-2PLWCF6-30-7A-5.5-2PLWCF6-30-7A-7.5-2PLWCF6-30-9A-22-4PLWCF6-30-9A-30-4PLWCF6-30-9A-37-4PLWERC-1ALWERC-1A-0.06-2P-1LWERC-1A-0.06-2P-3LWERC-2ALWERC-2A-0.12-2P-1LWERC-2A-0.12-2P-3LWERC-3ALWERC-3A-0.18-2P-1LWERC-3A-0.18-2P-3LWERC-4ALWERC-4A-0.2-2P-1LWERC-4A-0.2-2P-3LWERC-5ALWERC-5A-0.24-2P-1LWERC-5A-0.24-2P-3LWERQ-1.5ALWERQ-1.5A-0.24-2P-1LWERQ-1.5A-0.24-2P-3LWERQ-2.5ALWERQ-2.5A-0.385-4P-3LWERQ-2.5A-0.48-4P-1LWERQ-2ALWERQ-2A-0.22-4P-3LWERQ-2A-0.235-4P-1LWERQ-3.5ALWERQ-3.5A-1.8-4P-3LWERQ-3ALWERQ-3A-0.83-4P-1LWERQ-3A-0.9-4P-3LWERQ-4ALWERQ-4A-1.8-6P-3LWFDF-11LWFDF-11-1.5ALWFDF-11-1.5A-0.37-2PLWFDF-11-2.25ALWFDF-11-2.25A-0.37-4PLWFDF-11-2.25A-1.5-2PLWFDF-11-2.5ALWFDF-11-2.5A-0.75-4PLWFDF-11-2.5A-2.2-2PLWFDF-11-2.8ALWFDF-11-2.8A-1.1-4PLWFDF-11-2ALWFDF-11-2A-0.25-4PLWFDF-11-2A-1.1-2PLWFDF-11-3.2ALWFDF-11-3.2A-0.75-6PLWFDF-11-3.2A-2.2-4PLWFDF-11-3.5ALWFDF-11-3.5A-1.1-6PLWFDF-11-3.5A-2.2-4PLWFDF-11-3ALWFDF-11-3A-1.1-4PLWFDF-11-3A-1.5-4PLWFDF-11-3A-2.2-4PLWFDF-11-4.5ALWFDF-11-4.5A-3-6PLWFDF-11-4.5A-5.5-4PLWFDF-11-4ALWFDF-11-4A-2.2-6PLWFDF-11-4A-4-4PLWFDF-11-5ALWFDF-11-5A-5.5-6PLWFDF-11-5A-7.5-6PLWFDF-11ALWFDF/IDF6-30LWFDF11-62LWFDF11-62-2.5ALWFDF11-62-2.5A-0.75-4PLWFDF11-62-2.8ALWFDF11-62-2.8A-0.55-6PLWFDF11-62-2.8A-1.1-4PLWFDF11-62-2ALWFDF11-62-2A-0.37-4PLWFDF11-62-3.2ALWFDF11-62-3.2A-1.1-6PLWFDF11-62-3.2A-3-4PLWFDF11-62-3.5ALWFDF11-62-3.5A-1.1-4PLWFDF11-62-3.5A-1.5-6PLWFDF11-62-3.5A-2.2-4PLWFDF11-62-3.5A-4-4PLWFDF11-62-3ALWFDF11-62-3A-2.2-4PLWFDF11-62-4.5ALWFDF11-62-4.5A-1.5-4PLWFDF11-62-4.5A-3-4PLWFDF11-62-4.5A-4-6PLWFDF11-62-4ALWFDF11-62-4A-1.5-4PLWFDF11-62-4A-2.2-4PLWFDF11-62-4A-2.2-6PLWFDF11-62-4A-3-6PLWFDF11-62-5.6ALWFDF11-62-5.6A-2.2-4PLWFDF11-62-5.6A-4-4PLWFDF11-62-5.6A-7.5-4PLWFDF11-62-5ALWFDF11-62-5A-3-4PLWFDF11-62-5A-4-4PLWFDF11-62-5A-4-6PLWFDF11-62-5A-5.5-4PLWFDF11-62-5A-5.5-6PLWFDF11-62-6.3ALWFDF11-62-6.3A-4-4PLWFDF11-62-6.3A-5.5-4PLWFDF11-62-6.3A-7.5-4PLWFDF11-62-6ALWFDF11-62-6A-7.5-6PLWFDF11-62-7.1ALWFDF11-62-7.1A-11-4PLWFDF11-62-7.1A-5.5-4PLWFDF11-62-7.1A-7.5-4PLWFDF11-62-7.6ALWFDF11-62-7.6A-11-4PLWFDF11-62-7.6A-18.5-4PLWFDF11-62-7.6A-7.5-4PLWFDF11-62-7ALWFDF11-62-7A-11-8PLWFDF11-66LWFDF11-66-2.5ALWFDF11-66-2.5A-0.75-4PLWFDF11-66-2.8ALWFDF11-66-2.8A-1.5-4PLWFDF11-66-3.2ALWFDF11-66-3.2A-3-4PLWFDF11-66-3.5ALWFDF11-66-3.5A-4-4PLWFDF11-66-3ALWFDF11-66-3A-2.2-4PLWFDF11-66-4.5ALWFDF11-66-4.5A-11-4PLWFDF11-66-4.5A-4-6PLWFDF11-66-4ALWFDF11-66-4A-3-6PLWFDF11-66-4A-7.5-4PLWFDF11-66-5ALWFDF11-66-5A-7.5-6PLWFDF11-66-6A-15-6PLWFDF4-2X79ELWFDF4-2X79E-4A-1.5-4PLWFDF4-2X79E-4A-3-4PLWFDF4-2X79E-4A-5.5-4PLWFDF4-2X79E-5A-11-4PLWFDF4-2X79E-5A-2.2-4PLWFDF4-2X79E-5A-5.5-4PLWFDF4-2X79E-6A-18.5-4PLWFDF4-2X79E-6A-2.2-4PLWFDF4-2X79E-6A-5.5-4PLWFDF4-2X79E-7A-15-4PLWFDF4-2X79E-7A-3-4PLWFDF4-2X79E-7A-30-4PLWFDF4-2X79E-7A-7.5-4PLWFDF4-2X79E-8A-15-4PLWFDF4-2X79E-8A-3-6PLWFDF4-2X79E-8A-30-4PLWFDF4-2X79E-8A-7.5-4PLWFDF4-68LWFDF4-68-10A-11-4PLWFDF4-68-10A-18.5-6PLWFDF4-68-10A-22-4PLWFDF4-68-10A-3-4PLWFDF4-68-10A-30-4PLWFDF4-68-10A-37-4PLWFDF4-68-10A-5.5-4PLWFDF4-68-10A-55-4PLWFDF4-68-10A-7.5-6PLWFDF4-68-12.5A-11-6PLWFDF4-68-12.5A-22-6PLWFDF4-68-12.5A-22-8PLWFDF4-68-12.5A-30-6PLWFDF4-68-12.5A-4-6PLWFDF4-68-12.5A-45-6PLWFDF4-68-12.5A-55-6PLWFDF4-68-12.5A-75-4PLWFDF4-68-2.8ALWFDF4-68-2.8A-0.55-4PLWFDF4-68-2.8A-1.1-2PLWFDF4-68-3.15ALWFDF4-68-3.15A-0.55-4PLWFDF4-68-3.15A-1.5-2PLWFDF4-68-3.55ALWFDF4-68-3.55A-0.55-4PLWFDF4-68-3.55A-3-2PLWFDF4-68-4.5ALWFDF4-68-4.5A-1.1-4PLWFDF4-68-4.5A-7.5-2PLWFDF4-68-4ALWFDF4-68-4A-0.75-4PLWFDF4-68-4A-4-2PLWFDF4-68-5ALWFDF4-68-5A-15-2PLWFDF4-68-5A-2.2-4PLWFDF4-68-6.3A-1.5-4PLWFDF4-68-6.3A-11-2PLWFDF4-68-6.3A-15-2PLWFDF4-68-6.3A-2.2-6PLWFDF4-68-6.3A-22-2PLWFDF4-68-6.3A-4-4PLWFDF4-68-6.3A-5.5-4PLWFDF4-68-8A-15-4PLWFDF4-68-8A-18.5-2PLWFDF4-68-8A-18.5-4PLWFDF4-68-8A-2.2-4PLWFDF4-68-8A-3-8PLWFDF4-68-8A-30-2PLWFDF4-68-8A-37-2PLWFDF4-68-8A-5.5-4PLWFDF4-68-8A-5.5-6PLWFDF4-72LWFDF4-72-10A-11-4PLWFDF4-72-10A-15-4PLWFDF4-72-10A-18.5-4PLWFDF4-72-10A-30-4PLWFDF4-72-10A-37-4PLWFDF4-72-10A-4-4PLWFDF4-72-10A-5.5-4PLWFDF4-72-10A-7.5-4PLWFDF4-72-12A-11-4PLWFDF4-72-12A-15-4PLWFDF4-72-12A-18.5-4PLWFDF4-72-12A-22-4PLWFDF4-72-12A-30-4PLWFDF4-72-12A-37-4PLWFDF4-72-12A-45-4PLWFDF4-72-12A-55-4PLWFDF4-72-12A-7.5-4PLWFDF4-72-12A-75-4PLWFDF4-72-2.5ALWFDF4-72-2.5A-0.75-2PLWFDF4-72-2.8ALWFDF4-72-2.8A-0.25-2PLWFDF4-72-2.8A-0.37-2PLWFDF4-72-2.8A-1.1-2PLWFDF4-72-2.8A-1.5-2PLWFDF4-72-2ALWFDF4-72-2A-0.55-2PLWFDF4-72-3.2ALWFDF4-72-3.2A-0.55-2PLWFDF4-72-3.2A-0.75-2PLWFDF4-72-3.2A-1.1-4PLWFDF4-72-3.2A-1.5-2PLWFDF4-72-3.2A-2.2-2PLWFDF4-72-3.6ALWFDF4-72-3.6A-0.75-2PLWFDF4-72-3.6A-1.1-4PLWFDF4-72-3.6A-1.5-2PLWFDF4-72-3.6A-3-2PLWFDF4-72-4.5ALWFDF4-72-4.5A-1.1-4PLWFDF4-72-4.5A-2.2-2PLWFDF4-72-4.5A-3-2PLWFDF4-72-4.5A-4-2PLWFDF4-72-4.5A-7.5-2PLWFDF4-72-4ALWFDF4-72-4A-1.1-2PLWFDF4-72-4A-1.1-4PLWFDF4-72-4A-1.5-2PLWFDF4-72-4A-2.2-2PLWFDF4-72-4A-5.5-2PLWFDF4-72-5.6ALWFDF4-72-5.6A-15-2PLWFDF4-72-5.6A-18.5-2PLWFDF4-72-5.6A-3-4PLWFDF4-72-5.6A-5.5-4PLWFDF4-72-5.6A-7.5-2PLWFDF4-72-5ALWFDF4-72-5A-15-2PLWFDF4-72-5A-2.2-4PLWFDF4-72-5A-3-2PLWFDF4-72-5A-5.5-2PLWFDF4-72-5A-7.5-2PLWFDF4-72-6.3ALWFDF4-72-6.3A-0.75-4PLWFDF4-72-6.3A-11-2PLWFDF4-72-6.3A-18.5-2PLWFDF4-72-6.3A-2.2-4PLWFDF4-72-6.3A-5.5-2PLWFDF4-72-6.3A-7.5-2PLWFDF4-72-6.3A-7.5-4PLWFDF4-72-6ALWFDF4-72-6A-1.1-4PLWFDF4-72-6A-1.5-4PLWFDF4-72-6A-1.5-6PLWFDF4-72-6A-11-4PLWFDF4-72-6A-15-4PLWFDF4-72-6A-2.2-4P

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