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TUF-LITE III – 4000KW Very Low Noise Series Hub Fan Assemblies

The Hudson TUF-LITE III 4000KW Series Hub Fan Assemblies are engineered for cooling tower applications where noise control is a critical requirement. Featuring wide-chord composite blades and adjustable-pitch technology, these fan assemblies deliver efficient airflow, reliable performance, and reduced sound levels without sacrificing cooling capacity.

  • Packaged cooling towers
  • Induced draft cooling towers
  • Forced draft cooling towers
  • Air-cooled heat exchangers
  • Industrial HVAC systems
  • Power generation facilities
  • Petrochemical processing plants
  • Noise-sensitive industrial installations

Designed for quiet operation and dependable cooling tower performance in noise-sensitive environments.

  • Wide-chord blade design helps reduce operating noise levels
  • Adjustable-pitch configuration optimizes airflow and energy efficiency
  • Individually balanced blades allow single-blade replacement when needed
  • Advanced blade geometry improves airflow at lower rotational speeds
  • Tuf-Edge® protection helps resist erosion and UV degradation
  • Composite construction reduces vibration and improves durability
  • Multiple clamp and hardware options support corrosive environments
  • Compatible with both straight and tapered shaft configurations
  • Corrosion-resistant materials extend service life in harsh conditions
  • Reduces maintenance costs while maintaining reliable cooling performance

Engineered for low-noise cooling tower operation while maintaining excellent airflow efficiency.

  • Product Series: Hudson TUF-LITE III 4000KW
  • Fan Type: Adjustable-Pitch Axial Flow Fan Assembly
  • Noise Category: Very Low Noise Design
  • Fan Diameter Range: 11 ft to 20 ft
  • Blade Count Range: 4 to 12 blades
  • Applications: Packaged, Induced Draft, and Forced Draft Cooling Towers
  • Blade Rotation: Clockwise (viewed from discharge end)
  • Tip Clearance (FRP/Metal Stacks): 3/8 in to 3/4 in
  • Tip Clearance (Concrete Stacks): 1/4 in to 3/4 in
  • Pitch Adjustment Accuracy: ±0.2° using digital protractor
  • Bushing Fastener Torque: 29 ft-lb to 70 ft-lb depending on bushing size
  • Manual

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