Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
Dayton Clean Air Belt-Drive Fan with Drive, 24 1/2 in Wheel, 6,079 cfm - Clean Air Belt-Drive Fans with Drive
DaytonClean Air Belt-Drive Fans with Drive

Dayton Clean Air Belt-Drive Fan with Drive, 24 1/2 in Wheel, 6,079 cfm

The Dayton Centrifugal Downblast Roof Exhaust Fan (SKU 3G-OTH-80671) is a belt-drive clean air fan with a drive package, designed for roof mounting. It features a 24 1/2-inch wheel, delivers 6,079 cfm, and operates…

SKU 3G-OTH-80671

Brand
Dayton
Item
Clean Air Belt-Drive Fan with Drive, 24 1/2 in Wheel, 6,079 cfm
Category
Clean Air Belt-Drive Fans with Drive
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
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

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

Dayton
Type
Includes Drive Pack, 6,079 cfm
Wheel
24 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
Exhaust Airflow @ 0.500 in SP - Range
5,000 to 10,000 cfm
For High-Static Pressure Applications
No

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 (SKU 3G-OTH-80671) is a belt-drive clean air fan with a drive package, designed for roof mounting. It features a 24 1/2-inch wheel, delivers 6,079 cfm, and operates on 115/208-230V AC with a single-speed, open dripproof motor. This unassembled unit has a square base and uses standard-efficiency motors, not intended for high-static-pressure applications.

Frequently Asked Questions

What is the Dayton Centrifugal Downblast Roof Exhaust Fan used for?

This belt-drive fan is designed for roof-mounted general ventilation in commercial or industrial buildings. It exhausts clean air at up to 6,079 cfm, making it suitable for removing heat, odors, or airborne contaminants from factories, warehouses, or assembly areas.

What are the specifications of the Dayton roof exhaust fan?

The Dayton features a 24 1/2-inch wheel, delivers 6,079 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. It is not for high-static-pressure applications.

Where to buy the Dayton roof exhaust fan worldwide?

3G Electric supplies the Dayton centrifugal downblast roof exhaust fan to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and a quote.

How to install the Dayton belt-drive roof exhaust fan?

Installation requires assembling the unassembled unit on a roof curb, ensuring proper structural support and electrical connection per local codes. Use a licensed electrician for wiring the 115/208-230V AC motor. Follow Dayton's manual for belt tension and alignment to ensure quiet operation.

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 →

Compatible alternatives & equivalents

Cross-referenced by specification & description
Belt-drive centrifugal downblast roof exhaust fan for general ventilation. Includes drive package. Wheel diameter 24 1/2 in, airflow 6,079 cfm. Single-speed open dripproof motor, 208-230/460V AC. Unassembled, square base. Not for high-static-pressure applications
Dayton
Belt-drive centrifugal downblast roof exhaust fan for general ventilation. Includes drive package. Wheel diameter 24 1/2 in, airflow 6,079 cfm. Single-speed open dripproof motor, 208-230/460V AC. Unassembled, square base. Not for high-static-pressure applications
Belt-drive clean air fan for roof mounting, includes drive package. Features a 24 1/2 in wheel delivering 6,801 cfm. Single-speed, standard-efficiency, open dripproof motor rated 115/230V AC. Unassembled unit with square base, not for high-static-pressure applications
Dayton
Belt-drive clean air fan for roof mounting, includes drive package. Features a 24 1/2 in wheel delivering 6,801 cfm. Single-speed, standard-efficiency, open dripproof motor rated 115/230V AC. Unassembled unit with square base, not for high-static-pressure applications
Belt-drive centrifugal downblast roof exhaust fan for clean-air applications. Includes drive package, 24 1/2 in wheel, and 5,395 cfm capacity. Unassembled unit with square base, open dripproof motor enclosure, standard-efficiency single-speed motor rated 208-230/460V AC. Suitable for general exhaust ventilation on commercial or industrial roofs where high static pressure is not required
Dayton
Belt-drive centrifugal downblast roof exhaust fan for clean-air applications. Includes drive package, 24 1/2 in wheel, and 5,395 cfm capacity. Unassembled unit with square base, open dripproof motor enclosure, standard-efficiency single-speed motor rated 208-230/460V AC. Suitable for general exhaust ventilation on commercial or industrial roofs where high static pressure is not required
Belt-drive roof exhaust fan with drive package, unassembled, square base. Wheel diameter 24 1/2 in, airflow 6,801 cfm. Single-speed open dripproof motor, 208-230/460V AC, standard efficiency. For general ventilation exhausting heat, odors, or fumes in industrial and commercial buildings
Dayton
Belt-drive roof exhaust fan with drive package, unassembled, square base. Wheel diameter 24 1/2 in, airflow 6,801 cfm. Single-speed open dripproof motor, 208-230/460V AC, standard efficiency. For general ventilation exhausting heat, odors, or fumes in industrial and commercial buildings
Unassembled belt-drive roof exhaust fan with square base, includes drive package. Features a 24 1/2 in wheel and delivers 5,395 cfm. Single-speed open dripproof motor rated 115/208-230V AC. Suitable for general clean-air ventilation in commercial and industrial buildings
Dayton
Unassembled belt-drive roof exhaust fan with square base, includes drive package. Features a 24 1/2 in wheel and delivers 5,395 cfm. Single-speed open dripproof motor rated 115/208-230V AC. Suitable for general clean-air ventilation in commercial and industrial buildings
Belt-drive roof exhaust fan for clean air applications, delivering up to 4,863 cfm. Includes drive package, open dripproof standard-efficiency motor, 208-230/460V AC single speed. Unassembled with square base for roof mounting. Suitable for exhausting stale air, fumes, or heat at low static pressures
Dayton
Belt-drive roof exhaust fan for clean air applications, delivering up to 4,863 cfm. Includes drive package, open dripproof standard-efficiency motor, 208-230/460V AC single speed. Unassembled with square base for roof mounting. Suitable for exhausting stale air, fumes, or heat at low static pressures

More from Dayton

View all Dayton parts →
Belt-drive roof exhaust fan for clean-air applications. Unassembled unit with square base, includes drive package. Open dripproof, standard-efficiency, single-speed motor rated 208-230/440V AC. Delivers 4,102 cfm with 18 1/2 in wheel
Dayton
Belt-drive roof exhaust fan for clean-air applications. Unassembled unit with square base, includes drive package. Open dripproof, standard-efficiency, single-speed motor rated 208-230/440V AC. Delivers 4,102 cfm with 18 1/2 in wheel
This belt-drive axial fan is designed for clean air ventilation applications such as exhausting smoke, heat, fumes, and stale air from commercial or industrial spaces. It features a 36-inch blade, delivers 17,455 cfm, and is powered by a 1 1/2 hp TEFC motor operating at 115/208-230V AC, single speed
Dayton
This belt-drive axial fan is designed for clean air ventilation applications such as exhausting smoke, heat, fumes, and stale air from commercial or industrial spaces. It features a 36-inch blade, delivers 17,455 cfm, and is powered by a 1 1/2 hp TEFC motor operating at 115/208-230V AC, single speed
Belt-drive centrifugal roof exhaust fan with included drive package. Features a 14-3/4 in wheel, delivers 3163 cfm at low static pressure, and operates on 115/230V AC with a standard-efficiency open dripproof motor. Unassembled unit with square base for roof mounting. Suitable for general ventilation in industrial or commercial buildings where high-static-pressure resistance is not required
Dayton
Belt-drive centrifugal roof exhaust fan with included drive package. Features a 14-3/4 in wheel, delivers 3163 cfm at low static pressure, and operates on 115/230V AC with a standard-efficiency open dripproof motor. Unassembled unit with square base for roof mounting. Suitable for general ventilation in industrial or commercial buildings where high-static-pressure resistance is not required
Unassembled belt-drive fan with 42-inch blade delivering 25,320 cfm at 0.000 in static pressure. Powered by a 230V AC single-phase capacitor-start capacitor-run motor with totally enclosed fan-cooled enclosure. Includes drive package, designed for vertical mounting, and features spark-resistant construction type B. Suitable for clean air movement in industrial ventilation, drying, or cooling systems
Dayton
Unassembled belt-drive fan with 42-inch blade delivering 25,320 cfm at 0.000 in static pressure. Powered by a 230V AC single-phase capacitor-start capacitor-run motor with totally enclosed fan-cooled enclosure. Includes drive package, designed for vertical mounting, and features spark-resistant construction type B. Suitable for clean air movement in industrial ventilation, drying, or cooling systems
Belt-drive axial upblast roof exhaust fan for clean-air applications. Removes heat, fumes, and odors from industrial and commercial facilities by exhausting air vertically upward. Features a 42-inch blade, 23,987 cfm airflow, and a 2 hp ODP motor. Operates at single speed on 115/208-230V AC power
Dayton
Belt-drive axial upblast roof exhaust fan for clean-air applications. Removes heat, fumes, and odors from industrial and commercial facilities by exhausting air vertically upward. Features a 42-inch blade, 23,987 cfm airflow, and a 2 hp ODP motor. Operates at single speed on 115/208-230V AC power
Belt-drive centrifugal downblast roof exhaust fan, unassembled with square base. Includes drive package. Features a 14 3/4 in wheel and delivers 3,163 cfm. Equipped with an open dripproof, standard-efficiency, single-speed motor rated 208-230/440V AC. Suitable for general ventilation exhausting heat, odors, or fumes from industrial or commercial buildings
Dayton
Belt-drive centrifugal downblast roof exhaust fan, unassembled with square base. Includes drive package. Features a 14 3/4 in wheel and delivers 3,163 cfm. Equipped with an open dripproof, standard-efficiency, single-speed motor rated 208-230/440V AC. Suitable for general ventilation exhausting heat, odors, or fumes from industrial or commercial buildings
Unassembled belt-drive fan for clean-air ventilation. Includes drive package. 12-inch blade delivers 1904 cfm at 0.000 in static pressure. Single-phase capacitor-start motor, 115/208-230V AC, totally enclosed fan-cooled. Type B spark-resistant construction. Horizontal mounting orientation
Dayton
Unassembled belt-drive fan for clean-air ventilation. Includes drive package. 12-inch blade delivers 1904 cfm at 0.000 in static pressure. Single-phase capacitor-start motor, 115/208-230V AC, totally enclosed fan-cooled. Type B spark-resistant construction. Horizontal mounting orientation
This belt-drive axial upblast roof exhaust fan features a 60-inch blade and delivers 58,455 cfm. It is powered by a single-speed 7 1/2 hp TEFC motor operating at 230V AC. Designed for clean air exhaust, it is commonly used in industrial and commercial roof-mounted ventilation systems
Dayton
This belt-drive axial upblast roof exhaust fan features a 60-inch blade and delivers 58,455 cfm. It is powered by a single-speed 7 1/2 hp TEFC motor operating at 230V AC. Designed for clean air exhaust, it is commonly used in industrial and commercial roof-mounted ventilation systems