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Dayton Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack - Clean Air Belt-Drive Fans with Drive
DaytonClean Air Belt-Drive Fans with Drive

Dayton Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack

The Dayton Centrifugal Downblast Roof Exhaust Fan (SKU 3G-OTH-81615) is a belt-drive clean air fan with a drive package, designed for roof mounting. It features a 13 3/4 in wheel, delivers 2,391 cfm, and operates on…

SKU 3G-OTH-81615

Brand
Dayton
Item
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack
Category
Clean 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, 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

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

Product Description

The Dayton Centrifugal Downblast Roof Exhaust Fan (SKU 3G-OTH-81615) is a belt-drive clean air fan with a drive package, designed for roof mounting. It features a 13 3/4 in 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 applications. It removes stale air, fumes, or heat from commercial or industrial buildings through roof-mounted ductwork. Its 2,391 cfm airflow suits general ventilation in warehouses, factories, or assembly areas where high static pressure is not required.

What are the specifications of the Dayton roof exhaust fan?

The Dayton features a 13 3/4 in 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, and is unassembled. The fan uses standard-efficiency motors and 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 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 lead time; we source and deliver this fan to any international destination.

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

Install the Dayton on a roof curb with a square base, ensuring structural support. Assemble the unprovided drive pack and motor per the manual. Connect 115/208-230V AC power to the open dripproof motor. Use a licensed electrician for wiring and verify belt tension before startup. Follow local codes for roof penetrations.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 13 3/4 in Wheel, 2,044 cfm
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 13 3/4 in Wheel, 2,044 cfm
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 13 3/4 in Wheel, 2,391 cfm
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 13 3/4 in Wheel, 2,391 cfm
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 13 1/4 in Wheel, 2,093 cfm
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 13 1/4 in Wheel, 2,093 cfm
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 14 3/4 in Wheel, 2,523 cfm
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 14 3/4 in Wheel, 2,523 cfm
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 13 1/4 in Wheel, 2,093 cfm
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 13 1/4 in Wheel, 2,093 cfm
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 14 3/4 in Wheel, 1,994 cfm
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 14 3/4 in Wheel, 1,994 cfm

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