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Dayton Clean Air Direct-Drive Fan, 18 in Blade, 3906 cfm, Roof Mount - Clean Air Direct-Drive Fans
DaytonClean Air Direct-Drive Fans

Dayton Clean Air Direct-Drive Fan, 18 in Blade, 3906 cfm, Roof Mount

The Dayton Axial Downblast Roof Supply Fan (SKU 3G-OTH-77833) is a clean air direct-drive fan with an 18-inch blade, delivering 3,906 cfm. It features a standard-efficiency, open dripproof motor with one speed…

SKU 3G-OTH-77833

Brand
Dayton
Item
Clean Air Direct-Drive Fan, 18 in Blade, 3906 cfm, Roof Mount
Category
Clean Air Direct-Drive Fans
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Dayton
Type
Direct Drive, Includes Drive Pack, 3,906 cfm, OAO, 1
Motor Efficiency
Standard-Efficiency Motor
Number of Speeds
1
Mounting Location
Roof
Motor Enclosure Design Broad
Open Dripproof Motor

Technical Documents

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

Product Description

The Dayton Axial Downblast Roof Supply Fan (SKU 3G-OTH-77833) is a clean air direct-drive fan with an 18-inch blade, delivering 3,906 cfm. It features a standard-efficiency, open dripproof motor with one speed, designed for roof mounting. This unit includes a drive pack and is identified by manufacturer part number.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

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

The Dayton Axial Downblast Roof Supply Fan () is used for clean air supply in industrial and commercial roof-mounted ventilation systems. It delivers 3,906 cfm of airflow via an 18-inch blade, making it suitable for general exhaust or intake applications where standard-efficiency, open dripproof motor operation is acceptable.

What are the specifications of the Dayton fan?

The Dayton is a direct-drive axial downblast roof supply fan with an 18-inch blade, delivering 3,906 cfm. It has a standard-efficiency open dripproof motor, one speed, and includes a drive pack. Mounting location is roof. Manufacturer part number is .

Where to buy the Dayton fan worldwide?

You can source the Dayton axial downblast roof supply fan through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we supply this fan to procurement teams and plant engineers globally.

How to install a Dayton axial downblast roof supply fan?

Install the Dayton fan on a roof curb or structural support, ensuring the downblast discharge is unobstructed. Secure the fan base, connect power to the single-speed open dripproof motor per local codes, and verify rotation direction. Use a qualified electrician. 3G Electric can provide sourcing support for this Dayton fan.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
Direct-drive axial downblast roof supply fan with a 16-inch blade, delivering 2,920 cfm. Includes a drive pack and features a single-speed, standard-efficiency open dripproof motor. Designed for roof mounting and configured for outdoor air operation (OAO). Suitable for general exhaust or intake ventilation in commercial or industrial settings
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Direct-drive axial downblast roof supply fan with a 16-inch blade, delivering 2,920 cfm. Includes a drive pack and features a single-speed, standard-efficiency open dripproof motor. Designed for roof mounting and configured for outdoor air operation (OAO). Suitable for general exhaust or intake ventilation in commercial or industrial settings
This direct-drive axial fan is designed for roof-mounted clean air supply or exhaust in commercial and industrial ventilation systems. It delivers 4,247 cfm with a single-speed, standard-efficiency open dripproof motor and includes a drive pack
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This direct-drive axial fan is designed for roof-mounted clean air supply or exhaust in commercial and industrial ventilation systems. It delivers 4,247 cfm with a single-speed, standard-efficiency open dripproof motor and includes a drive pack
This Dayton clean air direct-drive fan is designed for roof-mounted supply or exhaust ventilation in commercial and industrial settings. It delivers 3,488 cfm with a single-speed, standard-efficiency open dripproof motor. The unit includes a drive pack and is suitable for general air movement applications
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This Dayton clean air direct-drive fan is designed for roof-mounted supply or exhaust ventilation in commercial and industrial settings. It delivers 3,488 cfm with a single-speed, standard-efficiency open dripproof motor. The unit includes a drive pack and is suitable for general air movement applications
Direct-drive axial downblast roof supply fan delivering 4,569 cfm with a 24-inch blade. Includes a drive pack and features a standard-efficiency open dripproof motor with one speed. Designed for roof mounting in clean air supply or exhaust ventilation systems
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Direct-drive axial downblast roof supply fan delivering 4,569 cfm with a 24-inch blade. Includes a drive pack and features a standard-efficiency open dripproof motor with one speed. Designed for roof mounting in clean air supply or exhaust ventilation systems
Axial Downblast Roof Supply Fan: 12 in Blade, Direct Drive, Includes Drive Pack, 1,444 cfm, OAO, 1
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Axial Downblast Roof Supply Fan: 12 in Blade, Direct Drive, Includes Drive Pack, 1,444 cfm, OAO, 1
This direct-drive axial fan is designed for roof-mounted clean air supply or exhaust in commercial and industrial ventilation systems. It delivers 2,353 cfm with a single-speed, standard-efficiency open dripproof motor and includes a drive pack
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This direct-drive axial fan is designed for roof-mounted clean air supply or exhaust in commercial and industrial ventilation systems. It delivers 2,353 cfm with a single-speed, standard-efficiency open dripproof motor and includes a drive pack

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Assembled direct-drive centrifugal downblast roof exhaust fan with an 18-inch wheel delivering 3,344 cfm. Includes drive package and standard-efficiency open-air-over motor rated 115V AC, single speed. Square base for roof mounting in general ventilation applications where high static pressure is not required
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Assembled direct-drive centrifugal downblast roof exhaust fan with an 18-inch wheel delivering 3,344 cfm. Includes drive package and standard-efficiency open-air-over motor rated 115V AC, single speed. Square base for roof mounting in general ventilation applications where high static pressure is not required
This direct-drive fan is assembled with a square base for roof mounting. It includes a drive package and features a totally enclosed air-over (TEAO) motor with standard efficiency. The single-speed unit delivers 4,578 cfm exhaust airflow using an 18-inch blade, operating at 208-230/460V AC. Suitable for clean air exhaust applications in commercial or industrial settings
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This direct-drive fan is assembled with a square base for roof mounting. It includes a drive package and features a totally enclosed air-over (TEAO) motor with standard efficiency. The single-speed unit delivers 4,578 cfm exhaust airflow using an 18-inch blade, operating at 208-230/460V AC. Suitable for clean air exhaust applications in commercial or industrial settings
Direct-drive axial downblast roof exhaust fan for industrial and commercial clean air ventilation. Includes drive package, 16 in blade, delivers 3068 cfm at 0.000 in SP. Open dripproof motor enclosure, 115/230V AC single-speed, square base for roof mounting
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Direct-drive axial downblast roof exhaust fan for industrial and commercial clean air ventilation. Includes drive package, 16 in blade, delivers 3068 cfm at 0.000 in SP. Open dripproof motor enclosure, 115/230V AC single-speed, square base for roof mounting
This direct-drive centrifugal downblast roof exhaust fan is assembled with a square base and includes a drive package. It delivers 374 cfm at 0.000 in SP, operates on 115V AC, and offers three speeds. The fan is designed for general ventilation in commercial or industrial buildings, removing stale air, odors, and heat in low-static-pressure applications
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This direct-drive centrifugal downblast roof exhaust fan is assembled with a square base and includes a drive package. It delivers 374 cfm at 0.000 in SP, operates on 115V AC, and offers three speeds. The fan is designed for general ventilation in commercial or industrial buildings, removing stale air, odors, and heat in low-static-pressure applications
This direct-drive fan is designed for clean air exhaust in industrial and commercial settings. It includes a drive package, features a 10-inch blade, and delivers 550 cfm. The totally enclosed air-over motor operates on 115V AC at a single speed, and the unit is assembled with a square base for roof mounting
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This direct-drive fan is designed for clean air exhaust in industrial and commercial settings. It includes a drive package, features a 10-inch blade, and delivers 550 cfm. The totally enclosed air-over motor operates on 115V AC at a single speed, and the unit is assembled with a square base for roof mounting
This direct-drive fan is designed for industrial and commercial clean air exhaust applications. It features a 14-inch blade, delivers 1601 cfm, and includes a drive package. The fan is assembled with a square base, operates on 115V AC with a single-speed standard-efficiency motor in an Open Air Over enclosure, and is intended for roof mounting
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This direct-drive fan is designed for industrial and commercial clean air exhaust applications. It features a 14-inch blade, delivers 1601 cfm, and includes a drive package. The fan is assembled with a square base, operates on 115V AC with a single-speed standard-efficiency motor in an Open Air Over enclosure, and is intended for roof mounting
This direct-drive centrifugal downblast roof exhaust fan is assembled with a square base and includes a drive package. It features an 8-inch wheel and delivers exhaust airflow up to 203 cfm, powered by a 115V AC open dripproof standard-efficiency motor with three speeds. Suitable for general ventilation in commercial or industrial buildings where high static pressure is not required
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This direct-drive centrifugal downblast roof exhaust fan is assembled with a square base and includes a drive package. It features an 8-inch wheel and delivers exhaust airflow up to 203 cfm, powered by a 115V AC open dripproof standard-efficiency motor with three speeds. Suitable for general ventilation in commercial or industrial buildings where high static pressure is not required
This direct-drive fan is designed for industrial and commercial clean-air exhaust applications. It features a 24-inch blade, delivers 6,042 cfm, and includes a drive package. The fan is assembled with a square base, has an open air over motor enclosure, and operates at a single speed on 115/230V AC
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This direct-drive fan is designed for industrial and commercial clean-air exhaust applications. It features a 24-inch blade, delivers 6,042 cfm, and includes a drive package. The fan is assembled with a square base, has an open air over motor enclosure, and operates at a single speed on 115/230V AC