Mixed Flow Silent Inline (MFSI) Fans

1,300-155,000 CFM

YORK® Mixed Flow Silent Inline Fans are designed to supply large volumes of clean air in medium to high pressure systems for commercial buildings.

  • Housing made of heavy-gauge steel
  • Belt drive; patented wheel design combining the advantages of low sound tubular centrifugal fans
  • Exhaust, supply, or return air in ducted (medium to high) pressure systems
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Outstanding Flexibility, Efficient Performance

The YORK® Mixed Flow Silent Inline (MFSI) Fan combines the advantages of compact, high volume axial fans with the low sound and high efficiency of tubular centrifugal fans. The innovative, patented design sets it apart from the competition. It delivers high efficiency, reduced noise and extra long bearing life. 

MFSI inline fans can be mounted horizontally or vertically. They handle CFM ranging from 1,300 - 155,000 and static pressure up to 7" WG.
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Benefits

SILENT OPERATION

The mixed flow silent inline fan operates at optimal efficiency without a large penalty in noise.

LONG-LASTING PERFORMANCE

Low-speed wheel provides 120,000 hours of life for Class II fans, three times the typical bearing life of axial or centrifugal inline fans.

STATIC EFFICIENCY

The mixed flow silent inline fan handles CFM ranges from 1,300-155,000 and static pressure up to 7" W.G.

Features

  • Airflow capacity up to 155,000 CFM
  • May be mounted in any position
  • UL 762 Listed for grease-laden air (300°F & 500°F)
  • 40,000 hour bearing life on Class I fans; 120,000 hour bearing life on Class II fans
  • Totally enclosed belt guards standard
  • UL Listed for smoke control systems (500°F / 4-hours; 1000°F / 1-hour)

Technical Resources

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Fans Brochure

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Color and Coating Guide

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Centrifugal Fan Specification Guide

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MFSI Inline Fan Operation Guide

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Bearing Lubrication Operation Guide

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Model MFSI Mixed Flow Inline Fan Engineering Guide

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