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Dayton Axial Downblast Roof Exhaust Fans: Less Drive Pack, 30 in Blade - Clean Air Belt-Drive Fans without Drive
DaytonClean Air Belt-Drive Fans without Drive

Dayton Axial Downblast Roof Exhaust Fans: Less Drive Pack, 30 in Blade

The Dayton Axial Downblast Roof Exhaust Fan (Less Drive Pack, MPN 4YU90) is an unassembled clean air belt-drive fan for industrial and commercial applications. It features a 30-inch blade, a square base, and is…

SKU 3G-OTH-80402

Brand
Dayton
Item
Axial Downblast Roof Exhaust Fans: Less Drive Pack, 30 in Blade
Category
Clean Air Belt-Drive Fans without Drive
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Technical Specifications

Dayton
Manufacturer Part Number
4YU90
Type
For 1,912 cfm to 8,056 cfm Airflow
Blade
30 in
Assembly
Unassembled
Base Shape
Square
Application
Industrial and Commercial Applications
For Air Type
Clean Air
Drive Package
Less Drive Package
Mounting Location
Roof
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Dayton Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The Dayton Axial Downblast Roof Exhaust Fan (Less Drive Pack, MPN 4YU90) is an unassembled clean air belt-drive fan for industrial and commercial applications. It features a 30-inch blade, a square base, and is designed for roof mounting with airflow from 1,912 cfm to 8,056 cfm. This less drive package does not include the drive components.

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 Exhaust Fan (4YU90) used for?

This Dayton fan is designed for industrial and commercial clean air exhaust applications. It mounts on the roof and moves air from 1,912 cfm to 8,056 cfm, making it suitable for ventilating warehouses, factories, and large commercial spaces.

What are the specifications of the Dayton 4YU90 fan?

The Dayton 4YU90 is an unassembled belt-drive fan with a 30-inch blade and a square base. It handles clean air only, delivers 1,912 to 8,056 cfm, and comes as a less drive package (no drive components included). It is designed for roof mounting in industrial or commercial settings.

Where to buy the Dayton 4YU90 fan worldwide?

3G Electric supplies the Dayton 4YU90 axial downblast roof exhaust fan to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us to order this less drive package unit for your industrial or commercial ventilation project.

How to install the Dayton 4YU90 less drive fan?

Since this is a less drive package, you must supply and install the motor, belt, and pulley separately. Mount the square base securely on a roof curb, connect ductwork, and ensure the fan handles only clean air. Follow Dayton's manual for belt tension and alignment.

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 without drive. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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