Centrifugal blower with airfoil wheel without a blower housing. Plug fan is designed to be “plugged” into an air handling shaft or plenum. The welded structure panel design is key to this unit’s design. Application include general ventilation to industry ovens.


  • Fully welded wheel
  • Available in airfoil or backward incline wheel design
  • Full welded housing
  • Available in arrangement 2 (Belt drive)
  • Available in arrangement 4  (Direct drive)
  • Lifting lugs
  • Cast regreasable bearings (Belt Drive)


  • Housing Material: Steel
  • Finish: Lorenized ™
  • Ventilator Type: Blowers/Utility Sets
  • Impeller: Centrifugal
  • Bearings: L-50, over 200,000 hours


  • Mounting: Wall
  • Drive Type: Direct Drive, Belt Drive
  • Motor: AC
  • Class: 1, 2
  • Arrangements: 2, 4
  • Rotatable Housing: No
  • Max Operating Temp (Standard Construction): 180°F
  • Max Operating Temp (Alt. Construction): 800°F
  • Speed Control: VFD

Accessories & Vari-Flow Controls