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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 is a belt-drive clean air fan with a drive package, featuring a 50-inch wheel and 24,820 cfm airflow. It is unassembled, has a square base, and is designed for roof…

SKU 3G-OTH-79854

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
7A687
Type
Includes Drive Pack, 24,820 cfm, 3
Wheel
50 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
208-230/460V AC
High-Efficiency Motor
No
Exhaust Airflow @ 0.000 in SP - Range
More than 10,000 cfm
Exhaust Airflow @ 0.500 in SP - Range
More than 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 is a belt-drive clean air fan with a drive package, featuring a 50-inch wheel and 24,820 cfm airflow. It is unassembled, has a square base, and is designed for roof mounting. The fan includes an open dripproof, standard-efficiency motor with a single speed and nameplate voltage of 208-230/460V AC.

Frequently Asked Questions

What is the Dayton 7A687 centrifugal downblast roof exhaust fan used for?

The Dayton 7A687 is a belt-drive clean air fan designed for roof-mounted exhaust in commercial or industrial buildings. It moves up to 24,820 cfm of air, making it suitable for general ventilation, heat removal, or fume extraction in low-static-pressure applications.

What are the specifications of the Dayton 7A687 roof exhaust fan?

The Dayton 7A687 features a 50-inch wheel, belt drive with drive package, and a 208-230/460V AC open dripproof motor. It delivers over 10,000 cfm at 0.000 and 0.500 in SP, is unassembled with a square base, and mounts on the roof. It is not for high-static-pressure use.

Where to buy the Dayton 7A687 centrifugal roof exhaust fan worldwide?

3G Electric supplies the Dayton 7A687 centrifugal downblast roof exhaust fan to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and a quote.

How to install the Dayton 7A687 belt-drive roof exhaust fan?

Install the Dayton 7A687 on a roof curb with a square base, ensuring structural support for the 50-inch wheel. Since it ships unassembled, follow the manufacturer's manual to mount the motor, drive package, and wheel. Use proper electrical connections for 208-230/460V AC and balance the belt drive.

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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