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Dayton Clean Air Direct-Drive Fan, 12 in Blade, 1,534 cfm, 115V AC - Clean Air Direct-Drive Fans
DaytonClean Air Direct-Drive Fans

Dayton Clean Air Direct-Drive Fan, 12 in Blade, 1,534 cfm, 115V AC

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
Clean Air Direct-Drive Fan, 12 in Blade, 1,534 cfm, 115V AC
Category
Clean Air Direct-Drive Fans
Available to Order
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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

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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This direct-drive axial fan is designed for roof-mounted exhaust of clean air in commercial or industrial settings. It delivers 3,024 cfm at 0.000 in SP with a single-speed, high-efficiency open dripproof motor operating at 115V AC. The fan includes a drive package and is assembled with a square base for roof mounting
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This direct-drive axial fan is designed for roof-mounted exhaust in industrial and commercial clean-air applications. It includes a drive package and features a 20-inch blade delivering 5,943 cfm. The open dripproof motor operates at 115/208-230V AC single speed. Suitable for removing heat, fumes, or odors from factories, warehouses, and commercial buildings
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This direct-drive centrifugal downblast roof exhaust fan is assembled with a square base and a 13 3/4 in wheel. It features a 3/4 hp, 208-230V AC, variable-speed, electronically commutated, open dripproof, high-efficiency motor. The fan delivers exhaust airflow from 0 to 1,999 cfm at 0.000 in SP and 2,000 to 4,999 cfm at 0.500 in SP. It is designed for clean air ventilation in roof-mounted applications requiring moderate airflow, not for high-static-pressure duct systems

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This direct-drive axial downblast roof exhaust fan is designed for industrial and commercial clean-air applications. It features an 18-inch blade, delivers 2,982 cfm exhaust airflow, and includes a drive package. The fan is assembled with a square base for roof mounting, has an open air over motor enclosure, and operates on 115V AC with a single speed
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This direct-drive axial downblast roof exhaust fan is designed for industrial and commercial clean-air applications. It features an 18-inch blade, delivers 2,982 cfm exhaust airflow, and includes a drive package. The fan is assembled with a square base for roof mounting, has an open air over motor enclosure, and operates on 115V AC with a single speed
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This direct-drive centrifugal downblast roof exhaust fan is assembled with a square base and an 11-inch wheel. It delivers 571 cfm at 0.000 in SP and operates on 115V AC with a single-speed, standard-efficiency open-air-over motor. The unit includes a drive package and is intended for general clean-air ventilation in roof-mounted applications, suitable for exhausting heat, odors, and stale air
This Dayton direct-drive clean air fan is assembled with a square base and includes a drive package. It features an 8-inch wheel and an open dripproof, standard-efficiency motor operating at 115V AC with three speeds. Designed for roof mounting, it delivers exhaust airflow up to 1,999 cfm at low static pressure, suitable for general ventilation in commercial or industrial buildings to remove heat, odors, or stale air
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This Dayton direct-drive clean air fan is assembled with a square base and includes a drive package. It features an 8-inch wheel and an open dripproof, standard-efficiency motor operating at 115V AC with three speeds. Designed for roof mounting, it delivers exhaust airflow up to 1,999 cfm at low static pressure, suitable for general ventilation in commercial or industrial buildings to remove heat, odors, or stale air
This direct-drive clean air fan is assembled with a square base for roof mounting. It features a 14 3/4 in wheel and a 3/4 hp electronically commutated high-efficiency motor with variable speeds, operating at 115V AC. The unit includes a drive package and delivers exhaust airflow from 2,000 to 4,999 cfm at both 0.000 in SP and 0.500 in SP. Suitable for general ventilation in commercial and industrial buildings
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Direct-drive axial downblast roof exhaust fan for industrial and commercial clean air applications. Includes drive package, 24 in blade, 5,091 cfm exhaust airflow at 0.000 in SP. Open Air Over motor enclosure, standard-efficiency single-speed motor rated 115/230V AC. Square base for roof mounting
This direct-drive centrifugal fan is assembled with a square base and includes a drive package. It features a 14 3/4 in wheel and a 3/4 hp electronically commutated, open dripproof motor operating at variable speeds on 208-230V AC. Designed for roof mounting, it delivers exhaust airflow from 2,000 to 4,999 cfm at static pressures up to 0.500 in SP, suitable for general ventilation in clean air applications where high static pressure is not required
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This direct-drive centrifugal fan is assembled with a square base and includes a drive package. It features a 14 3/4 in wheel and a 3/4 hp electronically commutated, open dripproof motor operating at variable speeds on 208-230V AC. Designed for roof mounting, it delivers exhaust airflow from 2,000 to 4,999 cfm at static pressures up to 0.500 in SP, suitable for general ventilation in clean air applications where high static pressure is not required