We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

Dayton Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack - Clean Air Belt-Drive Fans with Drive
DaytonClean Air Belt-Drive Fans with Drive

Dayton Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack

The Dayton Centrifugal Downblast Roof Exhaust Fan is a belt-drive clean air fan with a 30 1/2 in wheel, delivering 6,803 cfm and an exhaust airflow range of 5,000 to 10,000 cfm at 0.000 in SP. It includes a drive…

SKU 3G-OTH-80898

Brand
Dayton
Item
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack
Category
Clean Air Belt-Drive Fans with Drive
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

Dayton
Manufacturer Part Number
7A578
Type
Includes Drive Pack, 6,803 cfm
Wheel
30 1/2 in
Assembly
Unassembled
Base Shape
Square
Drive Package
Includes Drive Package
Motor Enclosure
Open Dripproof
Motor Efficiency
Standard-Efficiency Motors
Number of Speeds
1
Mounting Location
Roof
Nameplate Voltage
115/208-230V AC
High-Efficiency Motor
No
Exhaust Airflow @ 0.000 in SP - Range
5,000 to 10,000 cfm
For High-Static Pressure Applications
No
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

Dayton Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dayton Centrifugal Downblast Roof Exhaust Fan is a belt-drive clean air fan with a 30 1/2 in wheel, delivering 6,803 cfm and an exhaust airflow range of 5,000 to 10,000 cfm at 0.000 in SP. It includes a drive package, operates on 115/208-230V AC with a single-speed, standard-efficiency, open dripproof motor, and is designed for roof mounting. This unassembled unit features a square base and is not intended for high-static-pressure applications.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the Dayton 7A578 centrifugal downblast roof exhaust fan used for?

The Dayton 7A578 is a belt-drive clean air roof exhaust fan designed for general ventilation in commercial or industrial buildings. It moves up to 6,803 cfm with a 30 1/2 in wheel, ideal for low-static-pressure applications where reliable roof-mounted exhaust is needed.

What are the specifications of the Dayton 7A578 roof exhaust fan?

The Dayton 7A578 features a 30 1/2 in wheel, delivers 6,803 cfm, and operates on 115/208-230V AC with a single-speed, open dripproof motor. It includes a drive package, has a square base, and is unassembled. Exhaust airflow range is 5,000 to 10,000 cfm at 0.000 in SP.

Where to buy the Dayton 7A578 roof exhaust fan worldwide?

3G Electric supplies the Dayton 7A578 centrifugal downblast roof exhaust fan to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this belt-drive fan.

How to install the Dayton 7A578 unassembled roof exhaust fan?

Installation requires assembling the Dayton 7A578 per the included manual, mounting it on a roof curb with a square base, and connecting the 115/208-230V AC supply to the open dripproof motor. Ensure proper duct sealing and structural support for the 30 1/2 in wheel assembly.

Used in

Common applications for Dayton
HVAC ventilation — DAYTON centrifugal upblast roof exhaust fans (SKU 7M7U3) for kitchen exhaust systems
Mechanical power transmission — DAYTON HTD timing pulleys (SKU 404GV0) for conveyor belt drives
Process water handling — DAYTON self-priming centrifugal pumps (SKU 2ZXT4) for dewatering or transfer
Roofing and building services — DAYTON fixed ventilated roof curbs (SKU 4HX59) for filtered supply fan installations
Material handling — DAYTON latch assemblies (SKU 2KEN4) for electric chain hoist hook safety
Industrial air movement — DAYTON downblast roof exhaust fans (SKU 3HFL9) for clean air exhaust in manufacturing plants

Dayton Products

3G Electric supplies Dayton clean air belt-drive fans with drive. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Similar products

Matched by specification & description
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 21 1/2 in Wheel, 3,680 cfm (MPN 7A568). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Motor Enclosure: Open Dripproof; Mounting Location: Roof; Nameplate Voltage: 115/208-230V AC.
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 21 1/2 in Wheel, 3,680 cfm (MPN 7A568). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Motor Enclosure: Open Dripproof; Mounting Location: Roof; Nameplate Voltage: 115/208-230V AC.
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 30 1/2 in Wheel, 8,585 cfm (MPN 7A580). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Motor Enclosure: Open Dripproof; Mounting Location: Roof; Nameplate Voltage: 115/208-230V AC.
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 30 1/2 in Wheel, 8,585 cfm (MPN 7A580). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Motor Enclosure: Open Dripproof; Mounting Location: Roof; Nameplate Voltage: 115/208-230V AC.
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 30 1/2 in Wheel, 7,694 cfm (MPN 7A579). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Motor Enclosure: Open Dripproof; Mounting Location: Roof; Nameplate Voltage: 115/230V AC.
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 30 1/2 in Wheel, 7,694 cfm (MPN 7A579). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Motor Enclosure: Open Dripproof; Mounting Location: Roof; Nameplate Voltage: 115/230V AC.
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 36 in Wheel, 10,966 cfm, 1 (MPN 7A583). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Motor Enclosure: Open Dripproof; Mounting Location: Roof; Nameplate Voltage: 115/208-230V AC.
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 36 in Wheel, 10,966 cfm, 1 (MPN 7A583). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Motor Enclosure: Open Dripproof; Mounting Location: Roof; Nameplate Voltage: 115/208-230V AC.
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 30 1/2 in Wheel, 9,719 cfm (MPN 7A581). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Motor Enclosure: Open Dripproof; Mounting Location: Roof; Nameplate Voltage: 115/230V AC.
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 30 1/2 in Wheel, 9,719 cfm (MPN 7A581). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Motor Enclosure: Open Dripproof; Mounting Location: Roof; Nameplate Voltage: 115/230V AC.
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 36 in Wheel, 9,763 cfm, 1 (MPN 7A582). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Motor Enclosure: Open Dripproof; Mounting Location: Roof; Nameplate Voltage: 115/230V AC.
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 36 in Wheel, 9,763 cfm, 1 (MPN 7A582). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Motor Enclosure: Open Dripproof; Mounting Location: Roof; Nameplate Voltage: 115/230V AC.

More from Dayton

View all Dayton parts
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 18 1/2 in Wheel, 4,102 cfm (MPN 7A657). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Motor Enclosure: Open Dripproof; Mounting Location: Roof; Nameplate Voltage: 208-230/440V AC.
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 18 1/2 in Wheel, 4,102 cfm (MPN 7A657). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Motor Enclosure: Open Dripproof; Mounting Location: Roof; Nameplate Voltage: 208-230/440V AC.
Axial Upblast Roof Exhaust Fan: Belt Drive, 36 in Blade, 17,455 cfm, TEFC, 1 1/2 hp, 115/208-230V AC (MPN 7A863). Key specifications — Number of Speeds: 1; Nameplate Voltage: 115/208-230V AC; Brand: DAYTON.
Dayton
Axial Upblast Roof Exhaust Fan: Belt Drive, 36 in Blade, 17,455 cfm, TEFC, 1 1/2 hp, 115/208-230V AC (MPN 7A863). Key specifications — Number of Speeds: 1; Nameplate Voltage: 115/208-230V AC; Brand: DAYTON.
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 14 3/4 in Wheel, 3,163 cfm (MPN 7AX50). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Motor Enclosure: Open Dripproof; Mounting Location: Roof; Nameplate Voltage: 115/230V AC.
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 14 3/4 in Wheel, 3,163 cfm (MPN 7AX50). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Motor Enclosure: Open Dripproof; Mounting Location: Roof; Nameplate Voltage: 115/230V AC.
DAYTON Tubeaxial Fan: Clean Air, 42 in Blade, 25,320 cfm @ 0.000 in SP, 230V AC, 1 Phase, Belt Drive (MPN 7AG16). Key specifications — Brand: DAYTON; Includes Drive Package: Yes; Spark Resistant Construction Type: B; Assembly: Unassembled; Nameplate Voltage: 230V AC; Mounting Orientation: Vertical; Hazardous Location Specification: Not Rated; Motor Enclosure: Totally Enclosed Fan Cooled.
Dayton
DAYTON Tubeaxial Fan: Clean Air, 42 in Blade, 25,320 cfm @ 0.000 in SP, 230V AC, 1 Phase, Belt Drive (MPN 7AG16). Key specifications — Brand: DAYTON; Includes Drive Package: Yes; Spark Resistant Construction Type: B; Assembly: Unassembled; Nameplate Voltage: 230V AC; Mounting Orientation: Vertical; Hazardous Location Specification: Not Rated; Motor Enclosure: Totally Enclosed Fan Cooled.
Axial Upblast Roof Exhaust Fan: Belt Drive, 42 in Blade, 23,987 cfm, ODP, 2 hp, 115/208-230V AC, 1 (MPN 7HZ28). Key specifications — Number of Speeds: 1; Nameplate Voltage: 115/208-230V AC; Brand: DAYTON.
Dayton
Axial Upblast Roof Exhaust Fan: Belt Drive, 42 in Blade, 23,987 cfm, ODP, 2 hp, 115/208-230V AC, 1 (MPN 7HZ28). Key specifications — Number of Speeds: 1; Nameplate Voltage: 115/208-230V AC; Brand: DAYTON.
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 14 3/4 in Wheel, 3,163 cfm (MPN 7A652). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Motor Enclosure: Open Dripproof; Mounting Location: Roof; Nameplate Voltage: 208-230/440V AC.
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 14 3/4 in Wheel, 3,163 cfm (MPN 7A652). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Motor Enclosure: Open Dripproof; Mounting Location: Roof; Nameplate Voltage: 208-230/440V AC.
DAYTON Tubeaxial Fan: Clean Air, 12 in Blade, 1,904 cfm @ 0.000 in SP, 115/208-230V AC, 1 Phase (MPN 7F927). Key specifications — Brand: DAYTON; Includes Drive Package: Yes; Spark Resistant Construction Type: B; Assembly: Unassembled; Nameplate Voltage: 115/208-230V AC; Mounting Orientation: Horizontal; Hazardous Location Specification: Not Rated; Motor Enclosure: Totally Enclosed Fan Cooled.
Dayton
DAYTON Tubeaxial Fan: Clean Air, 12 in Blade, 1,904 cfm @ 0.000 in SP, 115/208-230V AC, 1 Phase (MPN 7F927). Key specifications — Brand: DAYTON; Includes Drive Package: Yes; Spark Resistant Construction Type: B; Assembly: Unassembled; Nameplate Voltage: 115/208-230V AC; Mounting Orientation: Horizontal; Hazardous Location Specification: Not Rated; Motor Enclosure: Totally Enclosed Fan Cooled.
Axial Upblast Roof Exhaust Fan: Belt Drive, 60 in Blade, 58,455 cfm, TEFC, 7 1/2 hp, 230V AC, 1 (MPN 7A910). Key specifications — Number of Speeds: 1; Nameplate Voltage: 230V AC; Brand: DAYTON.
Dayton
Axial Upblast Roof Exhaust Fan: Belt Drive, 60 in Blade, 58,455 cfm, TEFC, 7 1/2 hp, 230V AC, 1 (MPN 7A910). Key specifications — Number of Speeds: 1; Nameplate Voltage: 230V AC; Brand: DAYTON.