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DETAILS

Shipping Type	Order By
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Next Day Air (Calculated at checkout)	3:00 PM CST
Standard Ground Freight FREE - On orders over $25	1:00 PM CST

Axial Roof Supply Fan, Product # AS-12-433-A4X-QD, 641-1444 CFM

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Axial Roof Supply Fan, Product # AS-12-433-A4X-QD, 641-1444 CFM

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Electrical

115V / 1Ph,
60Hz

CFM Range

641-1444
CFM

Motor

1/4 HP
Direct Drive

22 x 22 inch base with prepunched mounting holes for easy attachment to roof curb
12 inch fabricated aluminum propeller designed for low sound levels
14.5 x 14.5 inch recommended roof opening

Shipping Type:

Freight

$889.86

In stock

3 on Hand

Free shipping

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Electrical

115V / 1Ph,
60Hz

CFM Range

641-1444
CFM

Motor

1/4 HP
Direct Drive

22 x 22 inch base with prepunched mounting holes for easy attachment to roof curb
12 inch fabricated aluminum propeller designed for low sound levels
14.5 x 14.5 inch recommended roof opening

Shipping Type:

Freight

Model AS, direct drive axial supply fan is designed for economy and reliability in low pressure/low volume applications. The robust design maximizes performance while maintaining low sounds levels. Typical applications include general clean air ventilation in educational facilities, office buildings, manufacturing, hospitals and apartment complexes.

Aluminum motor cover attached with stainless steel hardware for easy removal and access to motor
One-piece, heavy gauge aluminum fan shroud with rolled bead for added strength
Speed controllable, with up to 30% turndown
Permanent stamped aluminum plate for exact model and serial number identification
Vibration isolators support the motor and propeller for long life and quiet operation
Includes a large internal conduit chase for installing electrical wiring through the curb cap into the motor compartment

California Residents-

Prop 65 Warning

Specifications

Dimensions
Application
Construction Features
Motor Information
General

Base/Panel Length X Width

22 x 22 in

Curb Cap Size

22 in

Impeller Diameter

12 in

Roof Opening Width x Roof Opening Length

14 1/2 x 14 1/2 in

Base Height

1 3/4 in

Base Top To Shroud

6 1/4 in

Base Top to Shroud Top

16 1/2 in

Damper Width x Damper Height

12 x 12 in

Height

16 1/2 in

Weight

41 lbs

Overall Diameter

28 5/8 in

Application

Supply Air

Housing Material

Spun Aluminum

Drive Type

Direct Drive

Impeller Type

Propeller

Impeller Material

Aluminum

Includes

Birdscreen

Certifications

AMCA Sound & Air
UL/cUL 705

Speed Controllable

Yes

Required Accessory

Roof Curb

Motor Insulation

Motor Phase

Service Factor

Voltage

115

1/4

Hertz

Motor Enclosure

Open Drip Proof

RPM

1800

Thermal Protection

AutoOverload

Nominal Efficiency

NEMA Frame Size

Shipping Type

Freight

Warranty Length

1 Year

Performance

CFM Range

641-1444

FRPM Range

1400-1750

What do these terms (BHP, CFM, Sones, etc.) mean?

Motor HP	Max BHP	Max Fan RPM	Min Fan RPM	Ps (in. wg)	0	0.125	0.25	0.375	0.5
1/4	0.15	1750	-	CFM	1444	1400	1203	953	641
				Sones	11.4	11.6	12.2	15.1	15.8
				Bhp	0.093	0.11	0.12	0.14	0.15

Motor HP	1/4
Max BHP	0.15
Max Fan RPM	1750
Min Fan RPM	-
Ps (in. wg)	CFM	Sones	Bhp
0	1444	11.4	0.093
0.125	1400	11.6	0.11
0.25	1203	12.2	0.12
0.375	953	15.1	0.14
0.5	641	15.8	0.15

Greenheck Fan Corporation certifies that the model shown herein is licensed to bear the AMCA Seal. The ratings shown are based on tests and procedures performed in accordance with AMCA Publication 211 and AMCA Publication 311 and comply with the requirements of the AMCA Certified Ratings Program.
Performance certified is for installation type A: Free inlet, Free outlet.
Power rating (BHP/kW) does not include transmission losses.
Performance ratings include the effects of birdscreen.
The sound ratings shown are loudness values in fan sones at 5 ft. (1.5 m) in a hemispherical free field calculated per AMCA Standard 301. Values shown are for installation type A: free inlet hemispherical sone levels.

Documents

General

Cut Sheet / Submittal

Quick Delivery Catalog - Roof and Sidewall Mounted Fans

Instruction Manuals

Models AE/AS (#468411 IOM)

Videos

Questions & Answers

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Reviews

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View All Accessories

Parts & Accessories

Show All (5)

Mounting (3)

Other (2)

ADAPTER-22-26

Roof Curb Adapter, Adapts 22" Fan Curb Cap/Base to 26" Roof Curb, Product # ADAPTER-22-26

$290.02

Curb adapters are designed to adapt standard curb cap dimensions to existing curb when replacing a fan or ventilator. Constructed of galvanized steel. For use with model AE, sizes 12 through 14, model AS, sizes 12 through 14, model CUBE, sizes 141 through 161, model CUE, sizes 141 through 161, model G, sizes 143 through 163, and model GB, sizes 141 through 161.

Increases mounting area of fan base to fit larger curb
Adapt your existing curb to a new rooftop unit
Allows for quick and easy replacements
Galvanized steel construction

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GPI-22-G18

Roof Curb for 22 In. Square Base, 18 In. High, Product # GPI-22-G18

$273.99

GPI roof curbs are designed for flat, insulated or non-insulated roof decks. Constructed of 18 gauge galvanized steel and fully formed on three sides with a single, fully welded seam.

Designed to fit 22" roof curb cap
2-inch mounting flange
Rigid, fiberglass insulation
Welded, straight-sided construction

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WD410-12X12

Backdraft Damper, Vertical or Horizontal Mount, Product # WD410-12X12

$130.75

The WD-410 series are non-motorized backdraft dampers which may be mounted either vertically for intake air or mounted horizontally to allow vertical airflow down and prevent reverse airflow. The dampers are opened by air pressure differential and closed by springs.

Width and height furnished approximately 0.125 in. under size

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GPI-22-G12

Roof Curb for 22 In. Square Base, 12 In. High, Product # GPI-22-G12

$210.76

GPI roof curbs are designed for flat, insulated or non-insulated roof decks. Constructed of 18 gauge galvanized steel and fully formed on three sides with a single, fully welded seam.

Designed to fit 22" roof curb cap
2-inch mounting flange
Rigid, fiberglass insulation
Welded, straight-sided construction

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DTGPI22-12

Damper Tray, Accommodates 12 In Damper installed in Roof Curb Model GPI-22, Product # DTGPI22-12

$42.88

Damper tray mounts inside of a GPI roof curb to allow for easy installation of a backdraft damper. Constructed of galvanized steel.

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Axial Roof Supply Fan, Product # AS-12-433-A4X-QD, 641-1444 CFM

Axial Roof Supply Fan, Product # AS-12-433-A4X-QD, 641-1444 CFM

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