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Dayton Axial Downblast Roof Supply Fan, 20 in Blade, Direct Drive, 3,488 cfm - Clean Air Direct-Drive Fans
DaytonClean Air Direct-Drive Fans

Dayton Axial Downblast Roof Supply Fan, 20 in Blade, Direct Drive, 3,488 cfm

The DAYTON Axial Downblast Roof Supply Fan (SKU 3G-OTH-78000) is a clean air direct-drive fan with a 20-inch blade. It features a standard-efficiency, open dripproof motor with one speed, delivers 3,488 cfm, and is…

SKU 3G-OTH-78000

Brand
Dayton
Item
Axial Downblast Roof Supply Fan, 20 in Blade, Direct Drive, 3,488 cfm
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
Direct Drive, Includes Drive Pack, 3,488 cfm, OAO, 1
Motor Efficiency
Standard-Efficiency Motor
Number of Speeds
1
Mounting Location
Roof
Motor Enclosure Design Broad
Open Dripproof Motor

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

Product Description

The DAYTON Axial Downblast Roof Supply Fan (SKU 3G-OTH-78000) is a clean air direct-drive fan with a 20-inch blade. It features a standard-efficiency, open dripproof motor with one speed, delivers 3,488 cfm, and is designed for roof mounting. The unit includes a drive pack and is identified by manufacturer part number.

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 ventilation in commercial and industrial roof-mounted applications. It delivers 3,488 cfm of airflow with a 20-inch blade, making it suitable for general exhaust or supply in warehouses, factories, and other facilities requiring reliable air movement.

What are the specifications of the DAYTON fan?

The DAYTON is a direct-drive axial downblast roof supply fan with a 20-inch blade, one speed, and a standard-efficiency open dripproof motor. It delivers 3,488 cfm and is designed for roof mounting. The unit includes a drive pack and is identified by manufacturer part number .

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 on this clean-air direct-drive fan.

How to install the DAYTON roof supply fan?

Install the DAYTON roof supply fan on a structurally sound roof curb or mounting frame, ensuring proper sealing to prevent leaks. Connect the open dripproof motor to the correct voltage per the nameplate. Secure the fan and drive pack, then test operation. Always follow local codes and the manufacturer's manual for safe installation.

Used in

Common applications for Dayton
Manufacturing — Dayton 21XJ72 motor for machine tool coolant pumps circulates coolant during cutting, grinding, and drilling operations.
Water management — Dayton 3YU59 submersible sump pump removes water from basements, crawl spaces, and construction sites.
HVAC — Dayton 804T11 unit heater provides supplemental heating in warehouses, workshops, and garages.
Power transmission — Dayton 2X897 pillow block bearing supports rotating shafts in conveyors, fans, and other machinery.
Workshop — Dayton 2LKR8 bench grinder sharpens tools and deburrs metal parts with dust exhaust for a cleaner environment.
Fluid handling — Dayton 5RGV6 fountain pump circulates and aerates water in decorative ponds and fountains.
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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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