Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
Dayton Clean Air Direct-Drive Fan, 855 cfm, 8 1/4 in Wheel, 115V AC - Clean Air Direct-Drive Fans
DaytonClean Air Direct-Drive Fans

Dayton Clean Air Direct-Drive Fan, 855 cfm, 8 1/4 in Wheel, 115V AC

The Dayton Centrifugal Downblast Roof Exhaust Fan (SKU 3G-OTH-78926) is a direct-drive, assembled clean air fan with a square base and an 8 1/4 in wheel. It features an electronically commutated, totally enclosed…

SKU 3G-OTH-78926

Brand
Dayton
Item
Clean Air Direct-Drive Fan, 855 cfm, 8 1/4 in Wheel, 115V AC
Category
Clean Air Direct-Drive Fans
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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, 855 cfm
Wheel
8 1/4 in
Assembly
Assembled
Base Shape
Square
Motor Type
Electronically Commutated
Drive Package
Includes Drive Package
Motor Enclosure
Totally Enclosed Fan Cooled
Motor Efficiency
High-Efficiency Motors
Number of Speeds
Variable
Mounting Location
Roof
Nameplate Voltage
115V AC
High-Efficiency Motor
Yes
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

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The Dayton Centrifugal Downblast Roof Exhaust Fan (SKU 3G-OTH-78926) is a direct-drive, assembled clean air fan with a square base and an 8 1/4 in wheel. It features an electronically commutated, totally enclosed fan-cooled high-efficiency motor with variable speed, rated at 115V AC, and includes a drive package. The fan delivers 855 cfm and is designed for roof mounting, with exhaust airflow ranges of 0 to 1,999 cfm at both 0.000 and 0.500 in SP, and is not 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 ventilation in commercial or industrial buildings. It removes stale air, odors, and heat through the roof, making it suitable for general exhaust applications where high static pressure is not required.

What are the specifications of the Dayton roof exhaust fan?

The Dayton has an 8 1/4 in wheel, delivers 855 cfm, and includes a drive package. It features an electronically commutated, totally enclosed fan-cooled motor rated at 115V AC with variable speed. Exhaust airflow ranges from 0 to 1,999 cfm at both 0.000 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 site. Contact us for availability and lead time.

How to install the Dayton roof exhaust fan?

Install the Dayton on a roof curb or square base, ensuring proper sealing to prevent leaks. Connect the 115V AC power supply to the electronically commutated motor per local codes. Secure the fan and verify variable-speed control operation before use.

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.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

Compatible alternatives & equivalents

Cross-referenced by specification & description
Assembled direct-drive fan with a 13 3/4 in wheel and a 3/4 hp, 115V AC electronically commutated motor. Features a totally enclosed fan-cooled enclosure, variable speed, and high efficiency. Includes drive package; delivers exhaust airflow up to 1,999 cfm at low static pressures. Suitable for roof-mounted general ventilation in commercial or industrial buildings
Dayton
Assembled direct-drive fan with a 13 3/4 in wheel and a 3/4 hp, 115V AC electronically commutated motor. Features a totally enclosed fan-cooled enclosure, variable speed, and high efficiency. Includes drive package; delivers exhaust airflow up to 1,999 cfm at low static pressures. Suitable for roof-mounted general ventilation in commercial or industrial buildings
Assembled direct-drive centrifugal downblast roof exhaust fan with an 18 1/2 in wheel and a 1 hp electronically commutated motor. Includes drive package, variable speed control, and square base. Delivers 2,000 to 4,999 cfm at 0.000 in SP and 0.500 in SP. Suitable for general clean-air exhaust on commercial or industrial roofs, removing heat, odors, or fumes
Dayton
Assembled direct-drive centrifugal downblast roof exhaust fan with an 18 1/2 in wheel and a 1 hp electronically commutated motor. Includes drive package, variable speed control, and square base. Delivers 2,000 to 4,999 cfm at 0.000 in SP and 0.500 in SP. Suitable for general clean-air exhaust on commercial or industrial roofs, removing heat, odors, or fumes
This assembled direct-drive fan includes a drive package and features an 11-inch wheel with an electronically commutated motor. It delivers up to 1,098 cfm and is designed for high-static-pressure roof-mounted exhaust applications. The variable-speed motor has an open-dripproof enclosure and operates on 115V AC
Dayton
This assembled direct-drive fan includes a drive package and features an 11-inch wheel with an electronically commutated motor. It delivers up to 1,098 cfm and is designed for high-static-pressure roof-mounted exhaust applications. The variable-speed motor has an open-dripproof enclosure and operates on 115V AC
This assembled roof-mounted fan includes a drive package and features a 14 3/4 in wheel driven by a 3/4 hp electronically commutated motor with variable speeds. The open dripproof enclosure and square base support high-static-pressure applications, delivering exhaust airflow up to 1,999 cfm at 0.500 in SP on 115V AC
Dayton
This assembled roof-mounted fan includes a drive package and features a 14 3/4 in wheel driven by a 3/4 hp electronically commutated motor with variable speeds. The open dripproof enclosure and square base support high-static-pressure applications, delivering exhaust airflow up to 1,999 cfm at 0.500 in SP on 115V AC
Direct-drive centrifugal downblast roof exhaust fan with a 10-inch wheel, delivering up to 1,059 cfm. Includes a drive package and features a permanent split capacitor motor with open air over enclosure, 115V AC, three speeds, and a square base. Assembled unit for roof-mounted clean air ventilation in commercial or industrial settings
Dayton
Direct-drive centrifugal downblast roof exhaust fan with a 10-inch wheel, delivering up to 1,059 cfm. Includes a drive package and features a permanent split capacitor motor with open air over enclosure, 115V AC, three speeds, and a square base. Assembled unit for roof-mounted clean air ventilation in commercial or industrial settings
This Dayton direct-drive fan is assembled with a square base and an 8-inch wheel, delivering 374 cfm exhaust airflow at 0.000 in SP. It features a shaded-pole, open-dripproof motor rated 115V AC with three speeds, and includes a drive package. Suitable for general clean-air ventilation in commercial or industrial buildings, such as removing heat, odors, or stale air from warehouses or plant areas
Dayton
This Dayton direct-drive fan is assembled with a square base and an 8-inch wheel, delivering 374 cfm exhaust airflow at 0.000 in SP. It features a shaded-pole, open-dripproof motor rated 115V AC with three speeds, and includes a drive package. Suitable for general clean-air ventilation in commercial or industrial buildings, such as removing heat, odors, or stale air from warehouses or plant areas

More from Dayton

View all Dayton parts →
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
Dayton
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
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
Dayton
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
Dayton
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
Dayton
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
This Dayton clean air direct-drive fan is assembled with a square base and includes a drive package. It features an 8-inch wheel, a shaded-pole motor with open air over enclosure, and operates at 115V AC with three speeds. Designed for roof-mounted exhaust ventilation, it delivers up to 495 cfm and is suitable for low static pressure applications
Dayton
This Dayton clean air direct-drive fan is assembled with a square base and includes a drive package. It features an 8-inch wheel, a shaded-pole motor with open air over enclosure, and operates at 115V AC with three speeds. Designed for roof-mounted exhaust ventilation, it delivers up to 495 cfm and is suitable for low static pressure applications
Direct-drive axial fan for roof-mounted clean air supply or exhaust. Includes drive pack. Features a standard-efficiency open dripproof motor, single speed, delivering 5355 cfm. Suitable for general ventilation in industrial and commercial buildings
Dayton
Direct-drive axial fan for roof-mounted clean air supply or exhaust. Includes drive pack. Features a standard-efficiency open dripproof motor, single speed, delivering 5355 cfm. Suitable for general ventilation in industrial and commercial buildings
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
Dayton
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
Dayton
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