We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

Dayton Clean Air Belt-Drive Fan with Drive - Clean Air Belt-Drive Fans with Drive
DaytonClean Air Belt-Drive Fans with Drive

Dayton Clean Air Belt-Drive Fan with Drive

The Dayton Centrifugal Downblast Roof Exhaust Fan (SKU 3G-OTH-78603) is a belt-drive clean air fan with a drive package, designed for roof mounting. It features a 13 3/4-inch wheel, delivers 2,391 cfm, and operates…

SKU 3G-OTH-78603

Brand
Dayton
Item
Clean Air Belt-Drive Fan with Drive
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

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Dayton
Type
Includes Drive Pack, 2,391 cfm
Wheel
13 3/4 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
2,000 to 4,999 cfm
Exhaust Airflow @ 0.500 in SP - Range
2,000 to 4,999 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-78603) is a belt-drive clean air fan with a drive package, designed for roof mounting. It features a 13 3/4-inch wheel, delivers 2,391 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?

The Dayton is a belt-drive roof exhaust fan designed for clean-air ventilation in commercial or industrial buildings. It removes stale air, heat, or fumes through the roof, making it suitable for warehouses, factories, and assembly areas where standard static pressure and moderate airflow up to 2,391 cfm are required.

What are the specifications of the Dayton roof exhaust fan?

The Dayton features a 13 3/4-inch wheel, delivers 2,391 cfm, and operates on 115/208-230V AC with a single-speed open dripproof motor. It includes a drive package, has a square base, is unassembled, and uses standard-efficiency motors. 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 since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and a quote for your region.

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

Install the Dayton on a roof curb with a square opening, ensuring structural support. Since it ships unassembled, mount the motor and drive package per the manual, align belts, and connect 115/208-230V AC power. Use a licensed electrician and follow local codes for safe 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
Unassembled centrifugal downblast roof exhaust fan with belt drive and included drive package. Features a 13 3/4 in wheel, open dripproof standard-efficiency motor, single speed, and 115/208-230V AC operation. Square base for roof mounting. Suitable for general clean-air exhaust in commercial and industrial ventilation systems
Dayton
Unassembled centrifugal downblast roof exhaust fan with belt drive and included drive package. Features a 13 3/4 in wheel, open dripproof standard-efficiency motor, single speed, and 115/208-230V AC operation. Square base for roof mounting. Suitable for general clean-air exhaust in commercial and industrial ventilation systems
Centrifugal downblast roof exhaust fan for clean-air ventilation. Belt-drive with included drive pack. 13 3/4 in wheel, 2,391 cfm. Open dripproof, standard-efficiency motor, 208-230/460V AC, single speed. Unassembled, square base. Suitable for general exhaust in commercial and industrial spaces where high static pressure is not required
Dayton
Centrifugal downblast roof exhaust fan for clean-air ventilation. Belt-drive with included drive pack. 13 3/4 in wheel, 2,391 cfm. Open dripproof, standard-efficiency motor, 208-230/460V AC, single speed. Unassembled, square base. Suitable for general exhaust in commercial and industrial spaces where high static pressure is not required
Belt-drive centrifugal downblast roof exhaust fan for general ventilation in low-static-pressure applications. Includes drive package, 13 3/4 in wheel, delivers up to 1,866 cfm. Single-speed open dripproof motor, 115/208-230V AC. Unassembled with square base. Not for high-static-pressure use
Dayton
Belt-drive centrifugal downblast roof exhaust fan for general ventilation in low-static-pressure applications. Includes drive package, 13 3/4 in wheel, delivers up to 1,866 cfm. Single-speed open dripproof motor, 115/208-230V AC. Unassembled with square base. Not for high-static-pressure use
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 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 centrifugal downblast roof exhaust fan with drive package. Unassembled square base, open dripproof motor, single-speed standard-efficiency motor, 208-230/460V AC. 26 1/2 in wheel, 8,588 cfm. For general clean-air exhaust ventilation on commercial or industrial roofs, removing heat, fumes, and odors
Dayton
Belt-drive centrifugal downblast roof exhaust fan with drive package. Unassembled square base, open dripproof motor, single-speed standard-efficiency motor, 208-230/460V AC. 26 1/2 in wheel, 8,588 cfm. For general clean-air exhaust ventilation on commercial or industrial roofs, removing heat, fumes, and odors

More from Dayton

View all Dayton parts
This unassembled belt-drive fan includes the drive package and is designed for roof-mounted exhaust in clean air applications. It features a 24 1/2 in wheel, an open dripproof standard-efficiency motor rated 208-230/460V AC, and delivers 7,575 cfm. Suitable for general ventilation exhausting heat, odors, or fumes at low static pressures
Dayton
This unassembled belt-drive fan includes the drive package and is designed for roof-mounted exhaust in clean air applications. It features a 24 1/2 in wheel, an open dripproof standard-efficiency motor rated 208-230/460V AC, and delivers 7,575 cfm. Suitable for general ventilation exhausting heat, odors, or fumes at low static pressures
Belt-drive axial downblast roof exhaust fan for industrial and commercial clean air applications. Includes drive package, 20-inch blade, 3,018 cfm exhaust airflow at 0.000 in SP, and single-speed open dripproof motor. Unassembled unit with square base for roof mounting. Operates on 115/208-230V AC
Dayton
Belt-drive axial downblast roof exhaust fan for industrial and commercial clean air applications. Includes drive package, 20-inch blade, 3,018 cfm exhaust airflow at 0.000 in SP, and single-speed open dripproof motor. Unassembled unit with square base for roof mounting. Operates on 115/208-230V AC
This belt-drive axial upblast roof exhaust fan is designed for industrial clean air exhaust applications, such as removing fumes or heat from manufacturing plants and warehouses. It features a 54-inch blade, delivers 33,788 cfm, and is powered by a 2 hp ODP motor with single speed. The fan operates on 115/208-230V AC and directs exhaust upward away from the roof surface
Dayton
This belt-drive axial upblast roof exhaust fan is designed for industrial clean air exhaust applications, such as removing fumes or heat from manufacturing plants and warehouses. It features a 54-inch blade, delivers 33,788 cfm, and is powered by a 2 hp ODP motor with single speed. The fan operates on 115/208-230V AC and directs exhaust upward away from the roof surface
This Dayton clean air belt-drive fan is assembled with a square base for roof mounting. It features an 18-inch blade, delivers 3,906 cfm at 0.000 in SP, and operates on 208-230/460V AC. The totally enclosed air-over motor is standard efficiency with 1 speed. Supplied less drive package, it is suited for manufacturing exhaust applications
Dayton
This Dayton clean air belt-drive fan is assembled with a square base for roof mounting. It features an 18-inch blade, delivers 3,906 cfm at 0.000 in SP, and operates on 208-230/460V AC. The totally enclosed air-over motor is standard efficiency with 1 speed. Supplied less drive package, it is suited for manufacturing exhaust applications
This belt-drive centrifugal fan is designed for roof-mounted exhaust applications in commercial and industrial settings. It includes a drive package and features an open dripproof, standard-efficiency motor rated at 115/230V AC, single speed. The unassembled unit has a square base and delivers 8,588 cfm with a 26 1/2 in wheel, suitable for general ventilation of large spaces
Dayton
This belt-drive centrifugal fan is designed for roof-mounted exhaust applications in commercial and industrial settings. It includes a drive package and features an open dripproof, standard-efficiency motor rated at 115/230V AC, single speed. The unassembled unit has a square base and delivers 8,588 cfm with a 26 1/2 in wheel, suitable for general ventilation of large spaces
This unassembled belt-drive fan delivers 29,150 cfm at 0.000 in SP for general clean-air ventilation. It features a 42-inch blade, a 3-phase totally enclosed fan-cooled motor, and includes a drive package. Spark resistant construction type B. Suitable for horizontal mounting in industrial ventilation systems where hazardous locations are not a concern
Dayton
This unassembled belt-drive fan delivers 29,150 cfm at 0.000 in SP for general clean-air ventilation. It features a 42-inch blade, a 3-phase totally enclosed fan-cooled motor, and includes a drive package. Spark resistant construction type B. Suitable for horizontal mounting in industrial ventilation systems where hazardous locations are not a concern
This belt-drive axial fan is designed for roof-mounted exhaust of clean air in industrial and commercial facilities. It features a 24-inch blade delivering 7,766 cfm, powered by a 3/4 hp ODP motor with single-speed operation at 208/220/440V AC, 3-phase. Suitable for removing heat, fumes, and odors from manufacturing plants, warehouses, and process areas
Dayton
This belt-drive axial fan is designed for roof-mounted exhaust of clean air in industrial and commercial facilities. It features a 24-inch blade delivering 7,766 cfm, powered by a 3/4 hp ODP motor with single-speed operation at 208/220/440V AC, 3-phase. Suitable for removing heat, fumes, and odors from manufacturing plants, warehouses, and process areas
Unassembled centrifugal downblast roof exhaust fan with belt drive and included drive package. Features a 14 3/4 in wheel, delivers 2,523 cfm, and operates on 115/208-230V AC with a single-speed open dripproof motor. Square base for roof mounting, suitable for general ventilation in industrial or commercial buildings
Dayton
Unassembled centrifugal downblast roof exhaust fan with belt drive and included drive package. Features a 14 3/4 in wheel, delivers 2,523 cfm, and operates on 115/208-230V AC with a single-speed open dripproof motor. Square base for roof mounting, suitable for general ventilation in industrial or commercial buildings