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Powerfoil D HVLS fan

Big Ass Fans

A powerful industrial HVLS ceiling fan designed with the size, power and efficiency to tackle oppressive temperatures & stagnant air for quiet, durable airflow.

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Discover the quietest and most efficient industrial fan ever designed. The Powerfoil® D revolutionizes airflow, delivering unmatched comfort and performance in any space whether it is indoors or outdoors.

Engineered to withstand demanding environments, this IP66-rated fan provides superior protection against dust, water, and vapors, making it ideal for hot and gritty conditions.

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Powerfoil D Product Highlights
  • Powerful Performance: Six patented aluminum air foils with winglets for optimized airflow and reduced noise.
  • Durable Design: Built-in accelerometer, safety cables, and Grade 8 hardware for superior reliability.
  • Energy Efficiency: Equipped with a permanent-magnet motor and VFD, minimizing noise, EMI, and energy consumption.
  • Integration-Ready: Compatible with building automation systems, including 0–10 VDC, Modbus, and BACnet.
  • All-Weather Protection: IP66-rated for indoor and outdoor use.
  • Optional Lighting: Ultra-bright, fully dimmable LED light available.

Energy Usage

With Powerfoil D’s energy-efficient motor, this fan uses minimal energy to deliver powerful airflow, creating comfortable conditions far more efficiently than air conditioning. In winter, the fan equalizes temperatures from floor to ceiling, making heaters more efficient.

By reducing existing HVAC costs by up to 30%, there is avery real ROI to be had.

Airflow Mapping

Are you designing a building or uncertain if Big Ass fans will make a difference to your comfort and achieve your airflow or ventilation requirements? We get it. Thanks to Big Ass Fans we have use of an interactive, science-based software tool, much like a Computational Fluid Dynmamics (CFD) that allows us to show how our fans and evaporative coolers will create energy-efficient comfort.

We understand the needs of engineers and can provide a Predicted Mean Vote (PMV) to assist with achieving the thermal comfort index of your project.

Request a Speclab today

Specifications & Measurements

Discover specifications including weight, height, airflow output and sound level in the Powerfoil D Specification Sheet

Warranty & Returns

The Powerfoil D comes with up 15 years mechanical and 7 years electrical warranty. Our service department is here to assist with any technical questions you may have.

We have installers available nationwide so reach out for a quote or advice.

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Powerfoil D: The Industrial Fan That’s Strong, Silent, and Efficient

Where power meets energy efficiency
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Wet area industrial fan

Feel confident your investment will continue to spin for years to come.

Designed with an IP66 rating and direct-drive motor, this heavy-duty shop fan can withstand dusty, harsh, and wet warehouse conditions, while operating at a whisper-quiet level.

Ideal for washdown facilities or covered outdoors areas or where faced with high humidity and condensation levels.

BMS Integration

Powerfoil D is pre-programmed for easy BMS integration, allowing you to sync up to eight fans effortlessly.

Featuring SmartSense® automated modes that adjust the fan speeds based on temperature for optimal efficiency, reducing energy consumption without compromising comfort.

All-in on Safety

At Big Ass Fans, safety is our top priority. That's why Powerfoil D is designed with multiple redundant safeguards, including aircraft-grade steel safety cables and an Airfoil Restraint® System. In the event of severe impact damage, the Airfoil Restraint® System suspends the fan's airfoils, preventing them from dislodging and potentially causing harm.

How we find the perfect solution?

By combining computational fluid dynamics (CFD) with airflow data collected in our state-of-the-art Research & Development facility, our airflow experts use SpecLab® to customize and test their recommended cooling solution before it’s installed—saving you both time and money by avoiding ineffective cooling solutions.
Based on our findings, we'll provide a full recommendation of Big Ass fans specifically designed to fit your space and address your concerns. With our personalized approach, you can trust that you'll receive a customised solution that maximizes comfort.
At Big Ass Fans, we're committed to providing support from start to finish. That's why we offer professional installation from our Certified Installer Network. Our team will coordinate your project from beginning to end, working around your schedule to minimize interruptions.
Testimonials

A note from our biggest fans

We foster and value relationships with community organisations, working alongside them to best support.

"Through the assistance of a Lotterywest grant, we are now able to provide our volunteers and visitors to the Motor Museum of WA, a level of comfort through air movement during Perth’s summer months with the installation of eight Big Ass Fans. We are delighted with the results, bring on summer!"
Patric O’Callagham
Motor Museum of Western Australia
"The fan is going great. Absolutely no issues and it just blends in."
Dan Paine
Brisbane Powerhouse
"Just a short note to say these fans are in and lots of members have made comment as to the improvement they have made… Nothing but happy smiling faces and voluntary compliments. Thanks to you guys."
Merv Nelms
Darwin Trailer Boat Club
"With Big Ass Fans in the foyer, there’s ten of them [Essence fans]. They move huge amount of air and if you don’t look up, the only thing you think is that there’s a breeze in the terminal. Quite fascinating there’s so much air moving and there’s no noise."
Glen Newport
Darwin International Airport
"After installing the fans, we noticed staff turnover was less. So obviously the working conditions had improved, and it was a more comfortable place to work."
Andrew Carruthers
Asics Oceania Sydney
"We’ve had a long history of using Big Ass Fans at Bridge Climb. For us, they’re industrial in nature. They look great and they provide what we need which is good air movement through the base. "
Simon Pitkethley
Bridge Climb Sydney
Case Study