Powerfoil X4 HVLS Industrial Fan

Not just the world's largest HVLS fan— the industry's best.

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Includes: Wall Control, extension tube, beam/joist mount


Need custom configurations or large quantities?* Call our airflow experts at 877-244-3267

We're available 8 a.m. - 6 p.m. Mon - Fri (EST)

*Larger quantities may have longer lead times. Ask our experts for more info.
  • Overview
  • Technical Documentation
  • Reviews
  • Intro
  • Configure
  • Overview
  • Highlight
  • Technical Documentation
  • Reviews


The best-selling big fan in the world for a reason

Bigger, stronger, and badder than ever, Powerfoil® X4 provides maximum airflow in even the toughest of workplaces. Dirt and dust? Done. Wet and wild? Easy. With a full-fan IP56 rating for use in harsh environments, a redesigned airfoil system, and diameter options ranging from 12 to a record-setting 30 feet, Powerfoil X4 conquers chaotic conditions to keep you cool and comfortable.

Key Features

  • Patented airfoil system allows maximum coverage and quiet operation, even at high speeds
  • Superior safety features, like Grade 8 hardware, fire relay, and aircraft-grade steel cables
  • IP56-rated against dust, water jets, and other harsh environments
  • Airfoil restraint system
  • Hermetically sealed NitroSeal™ gearbox
  • Mounts to I-beams, bar joists, solid beams, and purlins
  • Easily integrates with lights, security cameras, occupancy sensors, and more
  • Available BMS integration upgrade
  • Powerfoil fans trusted by: Amazon, Walmart, Target, and FedEx

Unmatched airflow

  • Eight airfoils with an aggressive attack angle, powered by the largest hub in the industry
  • Patented winglet and airfence system for added security
  • With every part working in perfect harmony, Powerfoil X4 provides world-class airflow without compromising safety or efficiency

Serious Safety

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

  • Mounting systems tensile-tested up to 28,000 force pounds
  • Aircraft-grade steel safety cables
  • Grade 8 hardware
  • Fire suppression system integration
  • Redundant airfoil retention features
  • And no critical welds that could compromise integrity

Unrivaled Durability

  • Stober NitroSeal™ gearbox 
  • Energy-efficient motor 
  • A VFD with built-in heatsink for increased reliability and heat dissipation 

BMS Integration with Bafcon Upgrade

Upgrade to a premium BAFCon controller for enhanced integration and control options.

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

Dave Leon

Planet Fitness Owner

Certified Installation Available

Learn more

15-Year Electrical Warranty with Installation

Annual Preventative Maintenance Available

See it in action

Technical Documentation

More Information
Environment Indoor (Dry)
Downrod Length / Ceiling Height 2 ft Tube
Hardware Finish Yellow
Airfoil Finish Silver
Tech Specs Tech Specs
Warranty Warranty
Installation Guide Install Guide
Technical Support PFX4 Technical Support

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