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Big Ass Fans
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Powerfoil® X4

Bigger. Stronger. Tougher. The Next Level Of Innovation Is Here.
Get a QuotePowerfoil X4 Technology

Powerfoil® X4

Bigger. Stronger. Tougher. The Next Level Of Innovation Is Here.
Get a QuotePowerfoil x4 Technology

Purpose-built to provide maximum airflow in even the toughest conditions, Powerfoil® X4 raises the bar on comfort, safety, and quality for industrial fans. Featuring a full-fan IP56 rating for use in harsh environments, a redesigned airfoil system, and diameter options ranging from 12 to 30 feet, the best-selling big fan in the world is now even better.

  • Seven diameter options ranging from 12 to 30 feet (3.6 to 9.1 meters)
  • Superior coverage area
  • Patented airfoil system
  • Double safety cable system
  • Airfoil retainers
  • Hub safety clips
  • Grade 8 hardware
  • Fire relay
  • Guy wires
  • Airfoil restraint system
  • Hermetically sealed NitroSeal™ gearbox
  • Durable aluminum spar hub 
  • Available BMS integration upgrade

TIME FOR AN UPGRADE

Have an off-brand fan that can’t get the job done? With our trade-up program, we’ll give you credit for that “other” fan when you upgrade to an authentic Big Ass Fans product.

Trade Up Your Fan
Q

ACT NOW BEFORE THIS OFFER ENDS!

Fill out the form below or call 877-244-3267 and our experts will let you know how much you can save on a new Big Ass Fan.



POWERFOIL X4: PREMIUM FEATURES IN AN INDUSTRIAL HVLS FAN

  • 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)
  • Stober NitroSeal™ gearbox enclosure resists corrosion and reduces heat buildup for longer life
  • Standard IP56 rating for limited dust ingress and protection from high pressure water jets—perfect for use in tough environments
  • Quiet operation, even at high speeds
  • Functional platform for easy integration with lights, security cameras, occupancy sensor, or other devices
  • Dynamic mounting system allows for installation to a number of different structures: I-beams, bar joists, solid beams, and purlins

    Easy HVLS Fan Installation

    With certified installation offered by our licensed professionals or detailed guidelines for DIY, Big Ass Fans provides the support and services you need to make your fan installation a success.

    Don’t Sweat Installation—Let the Pros Handle It

    We’re proud to provide the only nationwide network of factory-certified installers for industrial and commercial spaces. Our team will coordinate your project from start to finish, and the licensed professionals in our Certified Installer program are committed to ensuring that your Big Ass fans are installed quickly, correctly, and safely. (Industrial ceiling fans must be installed at least four feet below the ceiling and two feet from the nearest obstruction at fan level.)

    Annual Preventive Maintenance

    Big Ass Fans’ Preventive Maintenance program provides a comprehensive range of professional services to ensure your fans’ peak performance year after year. While you focus on running your business, we’ll conduct a 30-point inspection and cleaning of each fan and provide you with detailed service records for your fan’s warranty.

    SpecLab® Custom Airflow Analysis

    Our proprietary SpecLab software uses 3D computational fluid dynamics (CFD) to simulate our fans’ airflow in your space, giving you an accurate look at their performance before you buy.

    Learn More

    POWERFOIL X4 CUSTOM COLOR UPGRADE

    Need something different than the standard silver and yellow? Choose from our eight premium color options or get a custom color-match for a style that’s unique to your business.

    • Valor Red
    • Powerfoil Yellow
    • Royal Blue
    • Alpine White
    • Vintage Silver
    • Gunmetal Gray
    • Oil-rubbed Bronze
    • Stealth Black
    • Choose your own color

    BMS Integration with BAFCon Upgrade

    Upgrade to a premium BAFCon controller for integrated SmartSense™ technology that automatically adjusts fan speeds based on your preference. With a durable touchscreen, BAFCon allows you to connect up to eight Powerfoil X4 industrial HVLS fans and seamlessly integrate with your existing BMS.

    Unrivaled Warranty

    Your Big Ass fan is built to last. But in the unlikely event that something goes wrong, you can rest easy knowing that Powerfoil comes standard with a 15 year mechanical and electrical warranty. Depending on our expert recommendation, we’ll repair, replace, or refund your fan for no cost to you—all without redirecting you to component manufacturers. We make it, we sell it, we install it, and we guarantee it.

    What Our Customers Say About Powerfoil X4


    Big Ass Fans help us cut down on our air conditioning load and our utility bill. We cut 15 percent off our bill at a time when everybody else is seeing a 20 percent increase.”

    Dave Leon

    Planet Fitness Owner

    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.