Industrial sized fan
Big Ass Fans logo

POWERFOIL® X4

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BIGGER. STRONGER. TOUGHER.

THE NEXT LEVEL OF INNOVATION IS HERE.

Industrial sized fan
Big Ass Fans logo

POWERFOIL® X4

Yellow down arrow

BIGGER. STRONGER. TOUGHER.

THE NEXT LEVEL OF INNOVATION IS HERE.

Fan warehouse
Big Ass Fans logo

Introducing Powerfoil® X4, the new standard of comfort, safety, and quality for industrial fans. Featuring patented, state-of-the-art airfoils, a high-performance motor, full-fan IP56 rating, and diameter options ranging from 12 feet up to a record-setting 30 feet, Powerfoil X4 is engineered to provide maximum airflow in the toughest of environments.

Powerfoil X4 is the pinnacle of Big Ass Fans two decades of airflow innovation.
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Putting Our Expertise to Work

With award-winning design and hand-built construction, Powerfoil X4 is the pinnacle of Big Ass Fans’ two decades of airflow innovation.

Featuring eight airfoils and the largest hub in the industry, Powerfoil X4 delivers superior airflow.
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Unmatched Performance

Featuring eight airfoils and the largest hub in the industry, Powerfoil X4 delivers superior airflow even when compared to similarly sized fans. Its redesigned airfoils’ aggressive angle of attack, coupled with the all-new patented winglet and airfence, allow Powerfoil to deliver smooth, best-in-class airflow over expansive coverage areas.

Powerfoil X4 boasts the most extensive safety features of any industrial fan on the market.
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The Ultimate in HVLS Fan Safety

Powerfoil X4 boasts the most extensive safety features of any industrial fan on the market:

  • Mounting system tensile-tested up to 28,000 force-pounds
  • Aircraft-grade steel safety cables
  • Steel hub and airfoil retainers
  • Grade 8 hardware
  • Fire suppression system integration
Powerfoil X4 is the pinnacle of Big Ass Fans two decades of airflow innovation.
Yellow minus icon
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Featuring eight airfoils and the largest hub in the industry, Powerfoil X4 delivers superior airflow.
Yellow minus icon
Yellow plus icon
Powerfoil X4 boasts the most extensive safety features of any industrial fan on the market.
Yellow minus icon
Yellow plus icon

Putting Our Expertise to Work

With award-winning design and hand-built construction, Powerfoil X4 is the pinnacle of Big Ass Fans’ two decades of airflow innovation.

Unmatched Performance

Featuring eight airfoils and the largest hub in the industry, Powerfoil X4 delivers superior airflow even when compared to similarly sized fans. Its redesigned airfoils’ aggressive angle of attack, coupled with the all-new patented winglet and airfence, allow Powerfoil to deliver smooth, best-in-class airflow over expansive coverage areas.

The Ultimate in HVLS Fan Safety

Powerfoil X4 boasts the most extensive safety features of any industrial fan on the market:

  • Mounting system tensile-tested up to 28,000 force-pounds
  • Aircraft-grade steel safety cables
  • Steel hub and airfoil retainers
  • Grade 8 hardware
  • Fire suppression system integration
Powerfoil X4 is the pinnacle of Big Ass Fans two decades of airflow innovation.
Yellow minus icon
Yellow plus icon
Featuring eight airfoils and the largest hub in the industry, Powerfoil X4 delivers superior airflow.
Yellow minus icon
Yellow plus icon
Powerfoil X4 boasts the most extensive safety features of any industrial fan on the market.
Yellow minus icon
Yellow plus icon

Putting Our Expertise to Work

With award-winning design and hand-built construction, Powerfoil X4 is the pinnacle of Big Ass Fans’ two decades of airflow innovation.

Unmatched Performance

Featuring eight airfoils and the largest hub in the industry, Powerfoil X4 delivers superior airflow even when compared to similarly sized fans. Its redesigned airfoils’ aggressive angle of attack, coupled with the all-new patented winglet and airfence, allow Powerfoil to deliver smooth, best-in-class airflow over expansive coverage areas.

The Ultimate in HVLS Fan Safety

Powerfoil X4 boasts the most extensive safety features of any industrial fan on the market:

  • Mounting system tensile-tested up to 28,000 force-pounds
  • Aircraft-grade steel safety cables
  • Steel hub and airfoil retainers
  • Grade 8 hardware
  • Fire suppression system integration
Industrial sized fan

POWERFOIL X4:

PREMIUM FEATURES IN AN INDUSTRIAL HVLS FAN

POWERFOIL X4: PREMIUM FEATURES

IN AN INDUSTRIAL HVLS FAN

POWERFOIL X4:

PREMIUM FEATURES IN AN INDUSTRIAL HVLS FAN

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Dynamic mounting system allows for installation on a number of different structures: I-beams, bar joists, solid beams, and purlins

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Functional platform for easy integration with lights, security cameras, occupancy sensor, or other devices

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Quiet operation even at high speeds

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Standard IP56 rating for limited dust ingress and protection from high-pressure water jets—perfect for use in tough environments

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Stober NitroSeal™ gearbox enclosure resists corrosion and reduces heat buildup for longer life

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Diameter options of 12, 14, 16, 18, 20, 24, or 30 feet (3.6, 4.3, 4.9, 5.5, 6.1, 7.3, or 9.1 meters)

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When it comes to comfort, think big.

Take your facility to the next level with Powerfoil X4 from Big Ass Fans.
Contact an airflow expert today to get a custom quote for your year–round comfort solution.

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Unmatched

Performance

Unrivaled

warranty

seamless

installation

Learn more at BigAssFans.com

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