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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-79574) is a belt-drive, clean-air fan with a 30 1/2-inch wheel and an included drive package. It delivers 7,694 cfm at 0.000 in SP and operates on…

SKU 3G-OTH-79574

Brand
Dayton
Item
Clean Air Belt-Drive Fan with Drive
Category
Clean Air Belt-Drive Fans with Drive
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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, 7,694 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
208-230/460V 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

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

Product Description

The Dayton Centrifugal Downblast Roof Exhaust Fan (SKU 3G-OTH-79574) is a belt-drive, clean-air fan with a 30 1/2-inch wheel and an included drive package. It delivers 7,694 cfm at 0.000 in SP and operates on 208-230/460V AC with a single-speed, open-dripproof motor. This unassembled, square-base unit is designed for roof mounting and is not intended for high-static-pressure applications.

Frequently Asked Questions

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

The Dayton Centrifugal Downblast Roof Exhaust Fan is used for general clean-air ventilation in commercial and industrial buildings. It is designed for roof mounting to exhaust stale air, heat, or fumes from factories, warehouses, and similar facilities. This belt-drive model is not intended for high-static-pressure applications.

What are the specifications of the Dayton roof exhaust fan?

The Dayton features a 30 1/2-inch wheel, delivers 7,694 cfm at 0.000 in SP, and operates on 208-230/460V AC with a single-speed, open-dripproof motor. It includes a drive package, has a square base, and is unassembled for field installation. The fan is designed for roof mounting and standard-efficiency motors.

Where to buy the Dayton roof exhaust fan worldwide?

You can source the Dayton roof exhaust fan through 3G Electric, a global industrial equipment distributor. 3G Electric handles full logistics, customs clearance, and delivery to worldwide destinations. Contact them for availability and lead time on this belt-drive clean-air fan.

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

Install the Dayton belt-drive roof exhaust fan by first assembling the unassembled unit per the manufacturer's instructions. Mount the square base securely on a roof curb, ensuring proper sealing. Connect the 208-230/460V AC power to the open-dripproof motor. Verify belt tension and alignment before operation. Consult a licensed electrician for wiring.

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.

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Belt-drive downblast roof exhaust fan for clean air applications. Includes drive package; unassembled with square base. Wheel diameter 30 1/2 in, airflow 8,585 cfm. Open dripproof standard-efficiency motor, 230/460V AC, single speed. For general ventilation, odor removal, and heat exhaust in commercial or industrial buildings
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Belt-drive downblast roof exhaust fan for clean air applications. Includes drive package; unassembled with square base. Wheel diameter 30 1/2 in, airflow 8,585 cfm. Open dripproof standard-efficiency motor, 230/460V AC, single speed. For general ventilation, odor removal, and heat exhaust in commercial or industrial buildings
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Unassembled belt-drive roof exhaust fan with square base and included drive package. Features a 30 1/2 in wheel delivering 9,719 cfm at 0.000 in SP. Powered by a single-speed, open-dripproof, standard-efficiency motor rated for 115/230V AC. Suitable for general clean-air ventilation in commercial and industrial buildings where high static pressure is not required
Belt-drive centrifugal downblast roof exhaust fan with included drive package. Unassembled unit with 30 1/2 in wheel and square base. Open dripproof, standard-efficiency, single-speed motor rated 208-230/460V AC. Delivers over 10,000 cfm at 0.000 and 0.500 in SP. Suitable for general ventilation and heat exhaust in commercial or industrial buildings
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Belt-drive centrifugal downblast roof exhaust fan with included drive package. Unassembled unit with 30 1/2 in wheel and square base. Open dripproof, standard-efficiency, single-speed motor rated 208-230/460V AC. Delivers over 10,000 cfm at 0.000 and 0.500 in SP. Suitable for general ventilation and heat exhaust in commercial or industrial buildings
Belt-drive centrifugal downblast roof exhaust fan for clean air applications. Includes drive package; unassembled with square base. Wheel diameter 30 1/2 in, airflow 12,311 cfm. Single-speed open dripproof motor, 208-230/460V AC. Suitable for general ventilation exhausting large air volumes through roof openings
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This belt-drive fan includes a drive package and is designed for roof-mounted exhaust of clean air in commercial or industrial buildings. It features a 30 1/2 in wheel, delivers 6,803 cfm at 0.000 in SP, and operates on 115/208-230V AC with a single-speed open dripproof motor. The unassembled unit has a square base and uses standard-efficiency motors, suitable for general ventilation where high static pressure is not required
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This belt-drive fan includes a drive package and is designed for roof-mounted exhaust of clean air in commercial or industrial buildings. It features a 30 1/2 in wheel, delivers 6,803 cfm at 0.000 in SP, and operates on 115/208-230V AC with a single-speed open dripproof motor. The unassembled unit has a square base and uses standard-efficiency motors, suitable for general ventilation where high static pressure is not required
Belt-drive downblast roof exhaust fan for general ventilation of clean air in commercial or industrial buildings. Includes drive package, 30 1/2 in wheel, 6,803 cfm, 208-230/460V AC, single-speed open dripproof motor. Unassembled with square base. Not for high-static-pressure applications
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Belt-drive downblast roof exhaust fan for general ventilation of clean air in commercial or industrial buildings. Includes drive package, 30 1/2 in wheel, 6,803 cfm, 208-230/460V AC, single-speed open dripproof motor. Unassembled with square base. Not for high-static-pressure applications

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This belt-drive clean air fan is assembled with a square base and includes a drive package. It features a 30 1/2-inch wheel delivering 9,719 cfm, powered by a single-speed, open dripproof, standard-efficiency motor at 115/208-230V AC. Designed for roof mounting, it is suitable for general ventilation exhausting heat, odors, or stale air from large open areas at low static pressures
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This belt-drive clean air fan is assembled with a square base and includes a drive package. It features a 30 1/2-inch wheel delivering 9,719 cfm, powered by a single-speed, open dripproof, standard-efficiency motor at 115/208-230V AC. Designed for roof mounting, it is suitable for general ventilation exhausting heat, odors, or stale air from large open areas at low static pressures
Belt-drive centrifugal downblast roof exhaust fan for clean-air ventilation. Includes drive package, 13 1/4 in wheel, 1,880 cfm, open dripproof standard-efficiency motor, 115/208-230V AC single speed. Unassembled, square base for roof mounting. Suitable for general exhaust applications at low static pressure
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Belt-drive centrifugal downblast roof exhaust fan for clean-air ventilation. Includes drive package, 13 1/4 in wheel, 1,880 cfm, open dripproof standard-efficiency motor, 115/208-230V AC single speed. Unassembled, square base for roof mounting. Suitable for general exhaust applications at low static pressure
Belt-drive centrifugal downblast roof exhaust fan with drive package. Unassembled unit with square base, 13 3/4 in wheel, and 2,391 cfm airflow. Open dripproof standard-efficiency motor, single speed, 208-230/460V AC. For general ventilation exhausting heat, odors, or fumes at low static pressure
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Unassembled belt-drive fan with 24-inch blade, rated 7,085 cfm at 0.000 in static pressure. Powered by a 3-phase, totally enclosed fan cooled motor, 208-230/460V AC, single speed. Includes drive package; for vertical mounting. Spark-resistant construction type B; not rated for hazardous locations. Suitable for general clean air ventilation in industrial spaces such as warehouses or assembly lines
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Unassembled belt-drive roof exhaust fan with included drive package. Features a 16 3/4 in wheel, 2,555 cfm airflow, and a single-speed open dripproof motor rated 115/208-230V AC. Square base for roof mounting; suitable for general clean-air exhaust in commercial and industrial spaces
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Unassembled belt-drive roof exhaust fan with included drive package. Features a 16 3/4 in wheel, 2,555 cfm airflow, and a single-speed open dripproof motor rated 115/208-230V AC. Square base for roof mounting; suitable for general clean-air exhaust in commercial and industrial spaces
Unassembled belt-drive fan for clean air ventilation. Features a 21-inch blade, split-phase TEFC motor, and delivers 4,042 cfm at 0.000 in SP. Operates on 115/208-230V AC, single-phase, with one speed. Designed for vertical mounting and includes drive package. Spark Resistant Construction Type B; not rated for hazardous locations
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