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POWERFOIL® X4
What do you do after making the best industrial fan in the world? You make it better. Driven by
this spirit of innovation, Powerfoil X4 has the industry-leading airflow, safety, and performance
needed to transform harsh industrial environments into comfortable conditions. Featuring a
high-eciency motor, full-fan IP56 rating, and multiple redundant safety features, Powerfoil X4 is
engineered to improve indoor air quality and occupant comfort far longer than the competition.
KEY FEATURES
DIAMETER
12–30* FEET
3.79.1 METERS
Eight aluminum airfoils with
advanced winglets, safety restraints,
and AirFence® system
NitroSeal
sealed for durability and longevity
™
gearbox hermetically
Largest diameter and
airflow coverage area
of any fan on the market
Standard IP56 rating for the
entire fan makes it perfect for
harsh environments
Best-in-class safety features
including aircraft-grade steel
safety cables and patented
dual-axis mounting system
MOTOR
NITROSEAL
DRIVE SYSTEM
*The 30' diameter option is NOT available for any buildings with an existing sprinkler system (including
an ESFR system) or where such a system may be installed, in accordance with applicable NFPA standards.
SOLID BEAMS, AND PURLINS
MOUNTING
I-BEAMS, BAR JOISTS,
Available upgrades include
control systems, Plus winglets,
occupancy sensor, LED kit, and more
15 YEARS
MECHANICAL
WARRANTY
UP TO
15 YEARS
ELECTRICAL
UP TO
DISCOVER MORE ABOUT
POWERFOIL X4
Learn more at bigassfans.com/powerfoil-x4
or call 877.BIG.FANS for a free custom quote.
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Technical SpecificaTionS
®
Powerfoil
X4
BIGGER. STRONGER. TOUGHER. THE NEXT LEVEL OF INNOVATION IS HERE.
58.8 in.
(1494 mm)
26.1 in.
30 in.
(663 mm)
(759 mm)
Pictured with 2 ft (610 mm) extension tube
A
Technical Specifications
Diameter
(A)
12 ft (3.6 m)
14 ft (4.3 m)
16 ft (4.9 m)
18 ft (5.5 m)
20 ft (6.1 m)
24 ft (7.3 m)
30 ft (9.1 m) PFX4-30 (Standard) 374 lb (179 kg) 46 RPM
Fan Model1Max Weight2Max Speed
1
PFX4-12 (Standard)
PPX4-12 (Plus) 131 RPM
PFX4-14 (Standard)
PPX4-14 (Plus) 117 RPM
PFX4-16 (Standard)
PPX4-16 (Plus) 97 RPM
PFX4-18 (Standard)
PPX4-18 (Plus) 91 RPM
PFX4-20 (Standard)
PPX4-20 (Plus) 76 RPM
PFX4-24 (Standard)
PPX4-24 (Plus) 62 RPM
245 lb (111 kg)
254 lb (115 kg)
264 lb (120 kg)
281 lb (127 kg)
290 lb (132 kg)
347 lb (157 kg)
130 RPM
116 RPM
96 RPM
90 RPM
76 RPM
62 RPM
Input Power and Required
Breaker
200–240 VAC, 50/60 Hz, 1 Φ, 20 A
200–240 VAC, 50/60 Hz, 3 Φ, 15 A
400–480 VAC, 50/60 Hz, 3 Φ, 10 A
575–600 VAC, 50/60 Hz, 3 Φ, 10 A
Motor
Horsepower
1.9 hp
(1.4 kW)
2.5 hp
(1.85 kW)
Airfoil Clearances
2 ft (0.6 m) on sides
5 ft (1.5 m) below ceiling
2 ft (0.6 m) on sides
6 ft (1.8 m) below ceiling
2 ft (0.6 m) on sides
7 ft (2.1 m) below ceiling
2 ft (0.6 m) on sides
10 ft (3 m) below ceiling
Standard Controller
Height: 4.86 in. (123 mm)
Width: 4.54 in. (115 mm)
Depth: 1.3 in. (29 mm)
Max Operating
3
Temperature
122°F
(50°C)
Construction Features
Airfoils Motor and Gearbox
Eight custom-engineered
airfoils (mill finish) with
winglets (BAF Yellow) for
optimum airflow
Plus winglet upgrade
available (PPX)
Rated IP56
Fully sealed NitroSeal™ Drive
gearbox (STÖBER®) reduces
heat buildup and resists
corrosion for extended life
Onboard VFD and
Functional Platform
Housed in spacious ABS/PVC-
based enclosure with built-in
heatsink
Functional platform integrates
lights, security cameras,
speakers, or other devices
Mounting Multi-Point Safety
Standard upper mount installs to
I-beams and bar joists
Extension tubes available in 2, 5,
or 10 ft (0.6, 1.5, or 3 m) lengths
Optional kits allow for mounting to
solid beams and purlins
Double safety cable system,
airfoil retainers, hub safety clips,
Grade 8 hardware, fire relay,
guy wires, and airfoil restraint
system
Controls
Standard Controller Integrations BAFCon Upgrade
Made from durable UV-resistant materials
On/O and variable speed control
Rated IP55
Intuitive touchscreen interface
Password protection
Powered by fan drive
Building automation systems
(Modbus-RTU protocol or BACnet
adapter)
0–10 V control
Fire suppression systems
Integrated SmartSense technology automatically adjusts fan
24-bit color LCD display with resistive touchscreen protected
speed based on seasonal conditions
in sleek metal and ABS housing
Powered by fan drive
Powerfoil Plus WingletPowerfoil Winglet
¹ The 30 ft (9.1 m) diameter is NOT available for buildings with an existing sprinkler system (including an ESFR system) or where such a system may be installed, in accordance with applicable NFPA standards. Powerfoil Plus models are
noted with a PPX model number.
2
Weight does not include mount or extension tube.
3
Measure the distance from the tip of the winglet to the ceiling or major obstruction.
4
Airfoil restraint system comes standard on 20 –30 ft (6–9.1 m) fans and is an option for smaller diameter fans. The fire relay must be wired during install if required by local code. Guy wires are included with fans that have extension
tubes 4 ft (1.2 m) or longer.
5
Optional upgrade available; ships separately.
USA
BIGASSFANS.COM
877-24 4-3267
5
CANADA
BIGASSFANS.COM
844-924-4277
AUSTRALIA
BIGASSFANS.COM/AU
1300 244 27 7
4
Colors
Standard colors are silver and
Individualize your fan with one
of our classic color upgrades,
yellow
or create a shade that’s all
your own
Standard Controller
See full warranty for coverage information.
SINGAPORE
BIGASSFANS.COM/SG
65 6709 850 0
Lead times ma y vary.
© 2022 Delta T LLC dba Big A ss Fans. All ri ghts reserv ed. | PX4-MK TG-218-EN G-01 REV. E | 12 /19/22
Specifications subject to change without notice.
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