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DC Forward-Curved Centrifugal Fan – With Scroll, Double Inlet catalogue cover
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DC Forward-Curved Centrifugal Fan – With Scroll, Double Inlet 2026 catalogue (PDF)

Forward-curved (multi-vane) wheels move a large air volume at low speed and low noise in a compact size — the standard choice for fan coils, AHUs and appliances. DC versions run on low-voltage DC supply, suited to battery, vehicle and electronics equipment. This LONGWELL 2026 catalogue runs to 13 pages and lists 19 model numbers.

Pages
13
File
PDF · 8.7 MB
Edition
2026
Language
English
Model numbers
19
Single-size PDFs
3
Motor type
DC
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What’s inside

  • Performance curves
  • Noise data
  • Also available as 3 single-size PDFs (Ø133–197 mm)

Download a single size

Each file contains the pages for one impeller / frame size — smaller and faster on mobile.

Ø133 mm5 pages · 4.4 MB Ø146 mm3 pages · 3.2 MB Ø197 mm1 pages · 1.1 MB

Model numbers in this catalogue (19)

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

LWFD-133LWFD-146LWFD-197LWFD3G133-072DH-02LWFD3G133-072DH-04LWFD3G133-072DM-02LWFD3G133-072DM-04LWFD3G133-092DH-01LWFD3G133-092DH-03LWFD3G133-092DM-01LWFD3G133-092DM-03LWFD3G133-092DZ-01LWFD3G133-092DZ-02LWFD3G146-092DH-01LWFD3G146-092DM-01LWFD3G146-092DZ-01LWFD3G146-092DZ-02LWFD3G146-092DZ-03LWFD3G197-072DZ-01

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