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DaytonKitchen Air Belt-Drive Fans with Drive

Dayton Kitchen Air Belt-Drive Fan with Drive, 30 1/2 in Wheel, 12,449 cfm

The Dayton Centrifugal Upblast Roof Exhaust Fan (SKU 3G-OTH-81939) is a belt-drive kitchen air fan with a 30 1/2 in wheel, delivering exhaust airflow over 10,000 cfm at both 0.000 in SP and 0.500 in SP. It includes a…

SKU 3G-OTH-81939

Brand
Dayton
Item
Kitchen Air Belt-Drive Fan with Drive, 30 1/2 in Wheel, 12,449 cfm
Category
Kitchen 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

Compliance & shipping

Special shipping
Required — additional freight charges may apply

Technical Specifications

Dayton
Type
Includes Drive Pack, 12,449 cfm
Wheel
30 1/2 in
Assembly
Unassembled
Base Shape
Square
Motor Enclosure
Open Dripproof
Motor Efficiency
Standard Motor
Number of Speeds
1
Mounting Location
Roof
Nameplate Voltage
208-230/460V AC
High-Efficiency Motor
No
Exhaust Airflow @ 0.000 in SP - Range
More than 10,000 cfm
Exhaust Airflow @ 0.500 in SP - Range
More than 10,000 cfm
For High-Static Pressure Applications
No

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

Product Description

The Dayton Centrifugal Upblast Roof Exhaust Fan (SKU 3G-OTH-81939) is a belt-drive kitchen air fan with a 30 1/2 in wheel, delivering exhaust airflow over 10,000 cfm at both 0.000 in SP and 0.500 in SP. It includes a drive package, features an open dripproof motor enclosure, and operates on 208-230/460V AC with a single-speed standard motor. This unassembled unit is designed for roof mounting and is not intended for high-static-pressure applications.

Frequently Asked Questions

What is the Dayton centrifugal upblast roof exhaust fan used for?

The Dayton is a belt-drive centrifugal upblast roof exhaust fan designed for kitchen air exhaust applications. It moves over 10,000 cfm at low static pressures, making it suitable for general commercial kitchen ventilation where high static pressure is not required.

What are the specifications of the Dayton roof exhaust fan?

The Dayton features a 30 1/2 in wheel, delivers 12,449 cfm, and includes a drive pack. It has an open dripproof motor enclosure, operates on 208-230/460V AC, and is a single-speed, standard-efficiency unit. The fan is unassembled and mounts on a square roof base.

Where to buy the Dayton centrifugal upblast fan worldwide?

You can source the Dayton centrifugal upblast roof exhaust fan through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide locations, ensuring the fan reaches your facility reliably.

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

Install the Dayton by first assembling the unassembled unit per the manufacturer's manual. Mount the fan securely on a square roof curb, connect the 208-230/460V AC power supply to the open dripproof motor, and verify belt tension. Ensure the discharge is unobstructed for proper airflow.

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
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Dayton Products

3G Electric supplies Dayton kitchen 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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Cross-referenced by specification & description
Dayton
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This belt-drive upblast roof exhaust fan includes a drive package and is designed for roof-mounted kitchen exhaust applications. It features a 30 1/2 in wheel, square base, and an open dripproof standard-efficiency motor with nameplate voltage 208-230/460V AC. Delivers exhaust airflow exceeding 10,000 cfm at 0.000 in SP and 5,000 to 10,000 cfm at 0.500 in SP. Supplied unassembled
Dayton
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Belt-drive centrifugal upblast roof exhaust fan for kitchen ventilation. Includes drive package and open dripproof motor rated 208-230/460V AC. Delivers 14,727 cfm with a 30 1/2 in wheel, suitable for high-volume exhaust of grease-laden air, smoke, and heat from commercial cooking areas. Unassembled, square base, not for high-static applications
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Belt-drive centrifugal upblast roof exhaust fan for kitchen air exhaust applications. Includes drive package; unassembled. Open dripproof motor, 208-220/440V AC, single speed. Square base, 30 1/2 in wheel delivers 8,625 cfm. Not for high-static-pressure applications
Dayton
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This belt-drive centrifugal upblast roof exhaust fan includes a drive package and is supplied unassembled. It features a 30 1/2 in wheel, open dripproof standard-efficiency motor, single speed, and nameplate voltage 208-220/440V AC. Suitable for kitchen exhaust and general roof ventilation applications requiring moderate static pressure
Dayton
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Belt-drive centrifugal upblast roof exhaust fan for kitchen ventilation and general commercial exhaust. Includes drive package, 13 1/4 in wheel, 2,256 cfm airflow. Open dripproof motor, 115/208-230V AC, single speed. Unassembled, square base, for roof mounting in low-static-pressure applications
Dayton
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Belt-drive centrifugal upblast roof exhaust fan with included drive package. Features a 24 1/2 in wheel, 7,660 cfm capacity, and open dripproof standard-efficiency motor (208-230/460V AC, single speed). Square base for roof mounting; unassembled. Suitable for kitchen exhaust and general ventilation where grease-laden air is expelled upward

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Centrifugal upblast roof exhaust fan for kitchen air applications. Belt-driven with included drive package, 30 1/2 in wheel, and 10,822 cfm exhaust airflow. Operates on 208-230/460V AC with single-speed open dripproof motor. Unassembled, mounts on square roof base
Belt-drive upblast roof exhaust fan for kitchen ventilation. Includes drive package. Unassembled unit with square base, 16 1/2 in wheel, and open dripproof motor. Single-speed, standard efficiency, 208-230/460V AC. Exhaust airflow 2,000 to 4,999 cfm at 0.000 and 0.500 in SP. Not for high-static-pressure applications
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Belt-drive upblast roof exhaust fan for kitchen ventilation. Includes drive package. Unassembled unit with square base, 16 1/2 in wheel, and open dripproof motor. Single-speed, standard efficiency, 208-230/460V AC. Exhaust airflow 2,000 to 4,999 cfm at 0.000 and 0.500 in SP. Not for high-static-pressure applications
Belt-drive centrifugal upblast fan for kitchen exhaust and general ventilation. Includes drive package, open dripproof motor, 208-230/460V AC, single speed. Square base, assembled, for roof or wall mounting. Not for high-static-pressure applications
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Belt-drive centrifugal upblast fan for kitchen exhaust and general ventilation. Includes drive package, open dripproof motor, 208-230/460V AC, single speed. Square base, assembled, for roof or wall mounting. Not for high-static-pressure applications
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Belt-drive centrifugal upblast roof exhaust fan with a 30 1/2-inch wheel delivering 6,835 cfm. Includes drive package; square base for roof mounting. Open dripproof motor, 208-230/460V AC, single speed. Unassembled. Suitable for kitchen exhaust and general roof ventilation
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Unassembled belt-drive centrifugal upblast fan for roof mounting. Includes drive package. 30 1/2 in wheel, open dripproof motor, 208-230/460V AC single-speed. Exhaust airflow 5,000 to 10,000 cfm at 0.000 in SP and 0.500 in SP. Suitable for kitchen exhaust and general roof ventilation
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This belt-drive centrifugal upblast roof exhaust fan is designed for kitchen air applications. It delivers 6,835 cfm with a 30 1/2-inch wheel and includes a drive package. The unassembled unit features a square base, open dripproof motor enclosure, and operates on 208-230/460V AC with a single-speed standard motor
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Belt-drive centrifugal upblast roof exhaust fan for kitchen ventilation. Includes drive package, open dripproof motor, 115/208-230V AC, single speed, standard efficiency. Unassembled with square base, 11 1/4 in wheel, 1,549 cfm airflow
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Belt-drive roof exhaust fan with square base, includes drive package. Open dripproof motor, single speed, 208-230/460V AC. 18-1/2 in wheel delivers 4477 cfm. Unassembled. For commercial kitchen exhaust applications

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