Model CPF: Backward Inclined Plug Fan

Cincinnati Fan offers 12 sizes of the Model CPF Centrifugal Backward Inclined Plug Fan in AMCA Class II and III construction. Designed to efficiently deliver large volumes of recirculated air, the Model CPF can be provided with or without a housing.

All models are available with three wheel designs and in multiple widths from 50% to 100% to deliver exacting performance with a direct driven blower. Arrangement 9 belt driven fans are also available, which can be provided with insulated plug boxes for extreme temperatures. All aluminum and all stainless steel construction are available.

This fan is available in AMCA A, B, or C spark resistant construction.


• Capacities up to 100,000 CFM and 25″ SPWG
• Standard construction, air stream temperatures to 200°F (93°C)
• Optional high temperature construction, temperatures up to 800°F (444°C)


Pressure: See Model RBE
Temperature: See See Daniels Fans Model BI High Temp Fan




  • All models are available with two backward inclined wheel types and multiple wheel widths from 50% to 100%, in 5% increments, to deliver the performance you need with a direct driven blower.
  • Extended fan shafts extend the wheel through insulated oven walls up to 6″ thick.
  • Insulated plug boxes, up to 6″ wide are available.
  • Inlet bell for smooth air entrance into the wheel and maximize efficiency is standard on all units.
  • Continuous welded housings are available.
  • Heavy gauge steel fan frame and bracing, maximizes rigidity and assures long equipment life.
  • Multiple lifting points for easy installation.
  • Available with AMCA Types B or C spark resistant construction.
  • All fans receive a mechanical run test to ensure proper balance and alignment before shipping.
  • Belt driven model includes heavy duty, grease lubricated, self-aligning, cast iron, and pillow block bearings selected for optimal performance.
  • Fan shaft on belt driven model is turned, ground, and polished and receives a high-quality rust preventative coating before shipment.
  • Arrangement 9 comes standard with belt guard, extended bearing lube lines, and four- point motor adjustment base for proper belt tension.
  • All models are also available in stainless steel construction.


  • Multiple Wheel Selections: Each size and class is available with two wheel types and multiple widths from 50% to 100%, in 5% increments, to deliver the exact performance you need with a direct driven blower. Complete design flexibility.
  • Rugged Construction: The fan frame is heavy gauge steel with bracing to prevent pulsation at all conditions. Less field problems.
  • Quality Components: Belt driven models have self-aligning, cast iron, grease lubricated, pillow block bearings sized for a minimum 150,000 hours average life. The fan shaft is turned, ground, and polished and is coated with a high-quality rust preventative before shipment. Long dependable service.

Arrangement 4 – Direct Drive

Arrangement 9 – Belt Drive

Insulation Plug Box Option

Standard Inlet Bell
  • Heating
  • Oven recirculation
  • Dryer recirculation
  • Kilns
  • Freezers
  • Dust collection


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