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Dayton Axial Downblast Roof Exhaust Fan: Direct Drive, Includes Drive Pack, 12 in Blade - Clean Air Direct-Drive Fans
DaytonClean Air Direct-Drive Fans

Dayton Axial Downblast Roof Exhaust Fan: Direct Drive, Includes Drive Pack, 12 in Blade

The Dayton Axial Downblast Roof Exhaust Fan (SKU 3G-OTH-79740) is a direct-drive, clean-air fan assembled with a square base for roof mounting. It features an open dripproof, high-efficiency motor with a single…

SKU 3G-OTH-79740

Brand
Dayton
Item
Axial Downblast Roof Exhaust Fan: Direct Drive, Includes Drive Pack, 12 in Blade
Category
Clean Air Direct-Drive Fans
Available to Order
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Technical specs
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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, 1,534 cfm, ODP, 1
Blade
12 in
Assembly
Assembled
Base Shape
Square
For Air Type
Clean Air
Drive Package
Includes Drive Package
Motor Enclosure
Open Dripproof
Motor Efficiency
High-Efficiency Motors
Number of Speeds
1
Mounting Location
Roof
Nameplate Voltage
115V AC
High-Efficiency Motor
Yes
Motor Enclosure Design Broad
Open Motor
Exhaust Airflow @ 0.000 in SP - Range
0 to 1,999 cfm

Technical Documents

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

Product Description

The Dayton Axial Downblast Roof Exhaust Fan (SKU 3G-OTH-79740) is a direct-drive, clean-air fan assembled with a square base for roof mounting. It features an open dripproof, high-efficiency motor with a single speed, 115V AC nameplate voltage, and delivers exhaust airflow up to 1,999 cfm at 0.000 in SP. The unit includes a drive package and is designed for clean air applications.

Frequently Asked Questions

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

The Dayton Axial Downblast Roof Exhaust Fan () is designed for clean-air exhaust applications, such as removing heat, odors, or fumes from commercial or industrial spaces. Its direct-drive, open dripproof motor and square base allow reliable roof mounting for continuous ventilation.

What are the specifications of the Dayton exhaust fan?

The Dayton features a 12-inch blade, delivers up to 1,999 cfm at 0.000 in SP, and includes a drive pack. It has a 115V AC, single-speed, open dripproof, high-efficiency motor. The fan is assembled with a square base for roof mounting and is intended for clean air only.

Where to buy the Dayton roof exhaust fan worldwide?

3G Electric supplies the Dayton axial downblast roof exhaust fan to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this clean-air fan.

How to install a Dayton direct-drive roof exhaust fan?

Install the Dayton on a structurally sound roof curb with a square opening. Ensure the fan is level and securely fastened. Connect the 115V AC power supply to the open dripproof motor per local codes. Verify blade clearance and test operation before sealing the roof penetration.

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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