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Dayton Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack - Clean Air Belt-Drive Fans with Drive
DaytonClean Air Belt-Drive Fans with Drive

Dayton Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack

The Dayton Centrifugal Downblast Roof Exhaust Fan (SKU 7A678) is a belt-drive clean air fan with a 36-inch wheel, delivering 9,763 cfm and an exhaust airflow range of 5,000 to 10,000 cfm at 0.000 in SP. It includes a…

SKU 3G-OTH-79355

Brand
Dayton
Item
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack
Category
Clean Air Belt-Drive Fans with Drive
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Technical Specifications

Dayton
Manufacturer Part Number
7A678
Type
Includes Drive Pack, 9,763 cfm, 3
Wheel
36 in
Assembly
Unassembled
Base Shape
Square
Drive Package
Includes Drive Package
Motor Enclosure
Open Dripproof
Motor Efficiency
Standard-Efficiency Motors
Number of Speeds
1
Mounting Location
Roof
Nameplate Voltage
208-230/440V AC
High-Efficiency Motor
No
Exhaust Airflow @ 0.000 in SP - Range
5,000 to 10,000 cfm
For High-Static Pressure Applications
No
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Dayton Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dayton Centrifugal Downblast Roof Exhaust Fan (SKU 7A678) is a belt-drive clean air fan with a 36-inch wheel, delivering 9,763 cfm and an exhaust airflow range of 5,000 to 10,000 cfm at 0.000 in SP. It includes a drive package, features an open dripproof motor enclosure with standard-efficiency motors, and operates on 208-230/440V AC. This unassembled unit is designed for roof mounting with a square base and is not intended for high-static-pressure applications.

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 Centrifugal Downblast Roof Exhaust Fan used for?

The Dayton Centrifugal Downblast Roof Exhaust Fan (7A678) is used for general clean-air exhaust in commercial and industrial roof-mounted ventilation systems. It moves up to 9,763 cfm at 0.000 in SP, making it suitable for removing heat, odors, and stale air from factories, warehouses, and large buildings.

What are the specifications of the Dayton 7A678 roof exhaust fan?

The Dayton 7A678 has a 36-inch wheel, delivers 9,763 cfm, and operates on 208-230/440V AC. It includes a drive package, has an open dripproof motor enclosure with standard-efficiency motors, and is unassembled with a square base for roof mounting. It is not for high-static-pressure applications.

Where to buy the Dayton 7A678 roof exhaust fan worldwide?

3G Electric supplies the Dayton 7A678 Centrifugal 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 belt-drive fan.

How to install the Dayton 7A678 unassembled roof exhaust fan?

Install the Dayton 7A678 by first assembling the fan components per the manufacturer's manual. Mount the square base securely on a roof curb, connect the 208-230/440V AC power supply to the open dripproof motor, and verify belt tension on the drive package. Ensure proper ductwork for downblast discharge.

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 belt-drive fans with drive. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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