Zoro Homepage
Clipboard Icon Quick Order
Cart Icon 0 Cart
  1. Home
  2. /
  3. Heating & Cooling
  4. /
  5. Roof Ventilators
  6. /
  7. Direct Drive Centrifugal Exhaust Ventilators
  8. /
  9. Downblast Vent, Belt Drive, 30-1/2 In
Dayton Downblast Vent, Belt Drive, 30-1/2 In 7AX71 - main

Downblast Vent, Belt Drive, 30-1/2 In

  • Mfr # 7AX71

  • Zoro # G2585243

product price: $2,868.99
/ea
Free Shipping & Returns

Key Features

Item - Roof Ventilators
Downblast Ventilator
Drive Package With Motor Included
Yes
Duty Rating - Roof Ventilators
Standard
Drive Type - Roof Ventilators
Belt Drive
Mounting Location - Roof Ventilators
Roof
See all product information
Get a 10% off coupon
Free 30-day returns
Return Policy
Get 30 days to pay with Net 30
Apply Now
Real support from real people
Contact our U.S. based team

Specifications

Product Information

MFR #
7AX71
Zoro #
G2585243
UPC #
00194484312312
Country of Origin
Multiple

Dimensions

Base Size - Roof Ventilators
40 in x 40 in
Base Width
40 in
Dimension B
50 in
Dimension A
40 in
Dimension C
36 in
Base Length
40 in
Wheel Dia.
30 1/2 in
Base Height
1 3/4 in
Overall Dia.
50 in
Base Square Size - Roof Ventilators
40" x 40"
Overall Height
37 3/4 in
Dimension D
8 1/4 in
Shaft Dia. Wheel End
1 in
Housing Length
50 in
Propeller Shaft Diameter
1 in
Overall Diameter
50 in
Housing Width
50 in
Overall Length
50 in
Damper Size
27 x 27 in
Overall Width
50 in
Wheel Diameter
30 1/2 in

Details

Item - Roof Ventilators
Downblast Ventilator
Drive Package With Motor Included
Yes
Duty Rating - Roof Ventilators
Standard
Drive Type - Roof Ventilators
Belt Drive
Mounting Location - Roof Ventilators
Roof
Number of Speeds
1
Voltage - Roof Ventilators
208V AC/230V AC/460V AC
Motor HP - Roof Ventilators
2 hp
CFM @ 0.000-In. SP
10772
Motor HP
2
CFM @ 0.625-In. SP
8773
Sones @ 0.500-In. SP @ 5 Ft.
16.8
Sones @ 0.250-In. SP @ 5 Ft.
17.7
Assembled/Unassembled
Unassembled
RPM
665
CFM @ 1.000-In. SP
7025
Wheel Type
Backward Inclined
Max. Inlet Temp.
180 Degrees
Max. BHP
2.11
CFM @ 0.875-In. SP
7699
CFM @ 0.375-In. SP
9648
Hz
60
CFM @ 0.125-In. SP
10,425
Motor Voltage
208/230/460
CFM @ 0.250-In. SP
10,060
CFM @ 0.500-In. SP
9228
Drive Type
Belt Drive
Recommended 12 In. Fixed Curb Item No.
3AZJ2
Speed Controllable
No
Adj. 12 3/8"H Roof Curb Stock No.
2ZV84
Includes
Drive Package, NEMA 1 Junction Box
Drive Package Included
Yes
Item
Centrifugal Downblast Roof Exhaust Fan
Wheel Material
Aluminum
Mounting Location
Roof
CFM @ 0.750-In. SP
8269
Phase
3
Sones @ 0.125-In. SP @ 5 Ft.
18.2
Housing Material
Aluminum
Agency Compliance
AMCA Sound & Air, UL/cUL 705
Standards
AMCA Sound and Air, UL/cUL 705
Bearing Type
Regreasable Pillow Block
Motor Horsepower
2 hp
Resistance Properties
Weather Resistant
Exhaust Airflow @ 0.125 in SP
10,425 cfm
Airflow @ 0.000 in SP
10,772 cfm
Motor Speed
1,745 RPM
Maximum Static Pressure
1 in wc
Includes Motor
Yes
Features
Fresh Outside Air is Drawn in Under the Motor Cover to Maximize Motor Life, Fully Rolled Windband Bead for Increased Stability and Easy Transport, Nonoverloading Centrifugal Wheel Design
High-Efficiency Motor
No
Exhaust Airflow @ 0.500 in SP
9,228 cfm
Frequency
60 Hz
Mount Type
Roof Curb
Safety Features
Birdscreen, Windband
Spark Resistant Construction Type
A
Current
6.0 to 5.8/2.9 A
Compatible Curb Manufacturer Part Number
24Y860, 2ZV84
Housing Material Fabrication
Spun
Sound Level
13.7 sones @ 1.000 in SP and 5 ft, 14.8 sones @ 0.875 in SP and 5 ft, 15.7 sones @ 0.750 in SP and 5 ft, 16.3 sones @ 0.625 in SP and 5 ft, 16.8 sones @ 0.500 in SP and 5 ft, 17.2 sones @ 0.375 in SP and 5 ft, 17.7 sones @ 0.250 in SP and 5 ft, 18.2 sones @ 0.125 in SP and 5 ft, 18.8 sones @ 0.000 in SP and 5 ft
Brake Horsepower
2 11/100 hp
Motor Enclosure
Open Dripproof
Exhaust Airflow @ 0.250 in SP
10,060 cfm
Maximum Fan Speed
665 RPM
Base Shape
Square
Includes Drive Package
Yes
Exhaust Airflow @ 0.375 in SP
9,648 cfm
Motor Location
Out of Airstream
Maximum Inlet Air Temperature
180 Degrees F
Electrical Connection
Power Cord
For High-Static Pressure Applications
No
For Air Type
Clean Air
Exhaust Airflow @ 0.000 in SP
10,772 cfm
Nameplate Voltage
208-230/460V AC
Assembly
Unassembled
Application
Industrial and Commercial Applications

Description

Centrifugal Downblast Roof Exhaust Fan, Drive Type Belt Drive, Assembly Unassembled, Wheel Diameter 30 1/2 in, Base Diameter Not Applicable, Base Length 40 in, Base Width 40 in, Base Shape Square, Nameplate Voltage 208-230/460V AC, Phase 3, Motor Horsepower 2 hp, Exhaust Airflow @ 0.000 in SP 10,772 cfm, For High-Static Pressure Applications No, High-Efficiency Motor No, For Air Type Clean Air, Includes Drive Package Yes, Includes Motor Yes, Mounting Location Roof

Ratings & Reviews

3 Reasons You Can Count On Us

  • Supplies for every job.

    Supplies for every job.

    10 million items and the exact one you need.

  • When you need it fast, count on Zoro!

    When you need it fast, count on Zoro!

    2 million products ship in 1 day.

  • Stretch your budget further.

    Stretch your budget further.

    Everyday low prices on the brands you love.

Explore More Products