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DaytonKitchen Air Belt-Drive Fans with Drive

Dayton Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 30 1/2 in Wheel

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
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 30 1/2 in Wheel
Category
Kitchen Air Belt-Drive Fans with Drive
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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, 12,449 cfm
Wheel
30 1/2 in
Assembly
Unassembled
Base Shape
Square
Drive Package
Includes Drive Package
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
Includes Drive Package
Yes
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

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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