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Dayton Flammable Vapor Belt-Drive Fan with Drive, 21 1/2 in Wheel, 4,759 cfm - Flammable Vapor Belt-Drive Fans with Drive
DaytonFlammable Vapor Belt-Drive Fans with Drive

Dayton Flammable Vapor Belt-Drive Fan with Drive, 21 1/2 in Wheel, 4,759 cfm

The Dayton Centrifugal Downblast Roof Exhaust Fan is a flammable vapor belt-drive fan with drive, unassembled, featuring a 21 1/2 in wheel and 4,759 cfm exhaust airflow. It includes a drive package, operates on…

SKU 3G-OTH-81565

Brand
Dayton
Item
Flammable Vapor Belt-Drive Fan with Drive, 21 1/2 in Wheel, 4,759 cfm
Category
Flammable Vapor Belt-Drive Fans with Drive
Available to Order
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Worldwide Shipping
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Dayton
Type
Includes Drive Pack, 4,759 cfm
Wheel
21 1/2 in
Assembly
Unassembled
Base Shape
Square
Drive Package
Includes Drive Package
Motor Enclosure
Totally Enclosed Fan Cooled
Motor Efficiency
Standard-Efficiency Motors
Number of Speeds
1
Mounting Location
Roof
Nameplate Voltage
230/460V AC
High-Efficiency Motor
No
Hazardous Location Rating
Class I Groups C & D, Class II Groups E, F & G
Hazardous Location Specification
Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G
Exhaust Airflow @ 0.000 in SP - Range
2,000 to 4,999 cfm
Exhaust Airflow @ 0.500 in SP - Range
2,000 to 4,999 cfm
For High-Static Pressure Applications
No

Technical Documents

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

Product Description

The Dayton Centrifugal Downblast Roof Exhaust Fan is a flammable vapor belt-drive fan with drive, unassembled, featuring a 21 1/2 in wheel and 4,759 cfm exhaust airflow. It includes a drive package, operates on 230/460V AC with a totally enclosed fan cooled motor, and is rated for hazardous locations: Class I Groups C & D, Class II Groups E, F & G.

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?

This Dayton belt-drive roof exhaust fan is designed for hazardous locations where flammable vapors may be present. It provides 4,759 cfm exhaust airflow for industrial ventilation in Class I Groups C & D and Class II Groups E, F & G environments.

What are the specifications of the Dayton roof exhaust fan?

The Dayton features a 21 1/2 in wheel, 4,759 cfm exhaust airflow, 230/460V AC three-phase power, a totally enclosed fan cooled motor, and includes a drive package. It is rated for hazardous locations: Class I Groups C & D, Class II Groups E, F & G.

Where to buy the Dayton roof exhaust fan worldwide?

3G Electric supplies the Dayton centrifugal downblast roof exhaust fan worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time.

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

Installation requires mounting the unassembled fan on a roof curb, connecting the 230/460V AC power supply, and assembling the belt-drive package per Dayton's manual. Ensure proper clearance for downblast discharge and verify hazardous location compliance. Always follow local electrical codes.

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 flammable vapor 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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Compatible alternatives & equivalents

Cross-referenced by specification & description
This unassembled belt-drive centrifugal downblast roof exhaust fan includes a drive pack and a 21 1/2 in wheel delivering 5,340 cfm. It features a totally enclosed fan-cooled motor rated 208-230/460V AC, single speed, with standard efficiency. Rated for hazardous locations Class I Groups C & D and Class II Groups E, F & G, it is suitable for ventilating areas with flammable vapors or combustible dusts
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This unassembled belt-drive centrifugal downblast roof exhaust fan includes a drive pack and a 21 1/2 in wheel delivering 5,340 cfm. It features a totally enclosed fan-cooled motor rated 208-230/460V AC, single speed, with standard efficiency. Rated for hazardous locations Class I Groups C & D and Class II Groups E, F & G, it is suitable for ventilating areas with flammable vapors or combustible dusts
This unassembled belt-drive fan includes a drive pack and a square base for roof mounting. It features an 18 1/2 in wheel and a totally enclosed fan-cooled standard-efficiency motor rated at 230/460V AC, single speed. Rated for hazardous locations Class I Groups C & D and Class II Groups E, F & G, it delivers 4,102 cfm exhaust airflow. Typical applications include ventilation in environments where flammable vapors or combustible dusts may be present
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This unassembled belt-drive fan includes a drive pack and a square base for roof mounting. It features an 18 1/2 in wheel and a totally enclosed fan-cooled standard-efficiency motor rated at 230/460V AC, single speed. Rated for hazardous locations Class I Groups C & D and Class II Groups E, F & G, it delivers 4,102 cfm exhaust airflow. Typical applications include ventilation in environments where flammable vapors or combustible dusts may be present
This belt-drive downblast roof exhaust fan is designed for hazardous locations rated Class I Groups C & D and Class II Groups E, F & G. It delivers 4,637 cfm with a 24 1/2-inch wheel and includes a drive package. The unassembled fan features a square base and a totally enclosed nonventilated standard-efficiency motor for 230/460V AC operation
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This belt-drive downblast roof exhaust fan is designed for hazardous locations rated Class I Groups C & D and Class II Groups E, F & G. It delivers 4,637 cfm with a 24 1/2-inch wheel and includes a drive package. The unassembled fan features a square base and a totally enclosed nonventilated standard-efficiency motor for 230/460V AC operation
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 24 1/2 in Wheel, 5,371 cfm
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 24 1/2 in Wheel, 5,371 cfm
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 18 1/2 in Wheel, 4,608 cfm
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 18 1/2 in Wheel, 4,608 cfm
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 24 1/2 in Wheel, 4,637 cfm
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 24 1/2 in Wheel, 4,637 cfm

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Belt-drive roof exhaust fan for hazardous locations, rated Class I Groups C & D and Class II Groups E & F. Includes drive package, 16 3/4 in wheel, 2,555 cfm airflow. Totally enclosed nonventilated motor, 115/208-230V AC, single speed. Unassembled, square base
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Unassembled centrifugal upblast roof exhaust fan with belt drive and included drive package. Features an 18 1/2 in wheel, 5,648 cfm airflow, and a totally enclosed fan cooled motor rated 208-230/460V AC, single speed, standard efficiency. Square base for roof mounting. Rated for hazardous locations: Class I Groups C & D, Class II Groups E, F & G. Suitable for exhausting flammable vapors and airborne particulates in industrial environments
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Unassembled belt-drive fan with 24-inch blade delivering 7,925 cfm at 0.000 in SP. Powered by a 208-230V AC single-phase capacitor-start capacitor-run motor with totally enclosed fan-cooled enclosure. Rated for Class I Groups C and D hazardous locations with Spark Resistant Construction Type B. Suitable for horizontal mounting in applications requiring ventilation of flammable vapors
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