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

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

The Dayton Centrifugal Downblast Roof Exhaust Fan (SKU 3G-OTH-79025) is a direct-drive, assembled clean air fan with a square base and a 10 1/2 in wheel. It includes a drive package, features an open air over motor…

SKU 3G-OTH-79025

Brand
Dayton
Item
Centrifugal Downblast Roof Exhaust Fan: Direct Drive, Includes Drive Pack
Category
Clean Air Direct-Drive Fans
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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, 1/8 hp
Wheel
10 1/2 in
Assembly
Assembled
Base Shape
Square
Drive Package
Includes Drive Package
Motor Enclosure
Open Air Over
Motor Efficiency
Standard-Efficiency Motors
Number of Speeds
3
Mounting Location
Roof
Nameplate Voltage
115V AC
High-Efficiency Motor
No
Exhaust Airflow @ 0.000 in SP - Range
0 to 1,999 cfm
Exhaust Airflow @ 0.500 in SP - Range
0 to 1,999 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-79025) is a direct-drive, assembled clean air fan with a square base and a 10 1/2 in wheel. It includes a drive package, features an open air over motor enclosure, and operates on 115V AC with three speeds. This standard-efficiency, non-high-efficiency motor unit is designed for roof mounting and delivers exhaust airflow up to 1,999 cfm at 0.000 in SP and 0.500 in SP, but is 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 direct-drive roof exhaust fan designed for clean air applications. It removes stale air, odors, and heat from commercial or industrial spaces, delivering up to 1,999 cfm at low static pressures. It is not intended for high-static-pressure systems.

What are the specifications of the Dayton roof exhaust fan?

The Dayton has a 10 1/2 in wheel, 1/8 hp motor, open air over enclosure, and operates on 115V AC with three speeds. It is assembled with a square base and includes a drive package. Exhaust airflow ranges from 0 to 1,999 cfm at 0.000 in SP and 0.500 in SP.

Where to buy the Dayton roof exhaust fan worldwide?

3G Electric supplies the Dayton roof exhaust fan worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to install the Dayton roof exhaust fan?

Install the Dayton on a roof curb or compatible mounting base, ensuring the square base is level and sealed. Connect 115V AC power per local codes, and verify the drive package is properly tensioned. Follow Dayton's manual for safe operation and maintenance.

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 direct-drive fans. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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