Specifications .pdf

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Big Ass Fan 4900
When Size Matters
Big Ass Fan® 4900 is an impressive and economical fan package
for workshops, small manufacturing facilities and industrial spaces.
The Big Ass Fan 4900 is lightweight and pre-wired for easier
and faster installation. Just one 14-ft (4.3-m) Big Ass Fan 4900
provides cooling over the same area as 70 standard 52-in (1.3-m)
ceiling fans at a fraction of the operating cost. Easy installation,
superb performance and year-round energy savings. Just what you'd
expect from Big Ass Fans.

Features and benefits
• Patented airfoil system includes six airfoils and cuffed
winglets that maximize performance and efficiency
• Industrial-grade motor and gearbox offers efficient, reliable
and durable operation
• Weighs less than 145 lb (65.8 kg) allowing for easy
positioning and installation
• Factory-wired motor and controller cable with optional
power cord plug
• Perfect for spaces up to 70 x 70-ft (21.3 x 21.3-m) and
ceilings as low as 14-ft (4.3-m)
• Year-round energy savings, up to 10° cooling effect in hot
weather and 1% energy savings per foot of ceiling height in
cold weather

The unique aerodynamic design enhances both energy efficiency and airflow
by eliminating vortex formation at the airfoil tips.

(855) 490-3048 | BIGASSFANS.COM

Big Ass Fan 4900


24 in.
(0.61 m)
28 in.
(0.71 m)

14 ft
(4.27 m)

Technical Specifications
Model number



14 ft (4.27 m)

Number and type of airfoils

6 patented Powerfoil® airfoils

Airfoil finish

Mill finish aluminum

Winglet (standard color)

Powerfoil winglet (safety yellow)

Fan weight (as shown)

145 lb (65.77 kg)


1.0 hp

Maximum speed

101 RPM

Maximum amps

11 A @ 100–125 V

Input power and required breaker

110–125 VAC, 50/60 Hz, 1 Φ, 20 A

Redundant safety features

Airfoil retainers, hub clips, safety cables, grade 8 bolts


Variable speed controller, NEMA 4X

Controller connection

50 ft pre-wired cord from motor and a 10 ft pre-wired cord from controller (VFD)

Fire relay

Included; must be connected at time of install

Mount (standard)

Angle Iron or I-Beam

Mount (optional)

Z-purlins or wooden beam (L-brackets)

Minimum airfoil clearances required

10 ft (3.1 m) above floor, 2 ft (0.6 m) on sides, 5 ft (1.5 m) below ceiling deck

Certifications (whole fan)

ETL-certified to UL 507 and CSA C22.2 No. 113


1 year parts warranty in the US and Canada

*1 year parts warranty available in the US and Canada; certain exclusions apply. Warranties vary by country. See full warranty for details.

An ISO 9001:2008 certified company

| ©2014 Delta T Corporation dba Big Ass Solutions. All rights reserved

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