We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

Dayton Flammable Vapor Belt-Drive Fan with Drive, 18 1/2 in Wheel, 4,102 cfm - Flammable Vapor Belt-Drive Fans with Drive
DaytonFlammable Vapor Belt-Drive Fans with Drive

Dayton Flammable Vapor Belt-Drive Fan with Drive, 18 1/2 in Wheel, 4,102 cfm

The DAYTON Centrifugal Downblast Roof Exhaust Fan (SKU 3G-OTH-81820) is a flammable vapor belt-drive fan with drive, featuring a belt drive package and a square base. It is unassembled, includes a totally enclosed…

SKU 3G-OTH-81820

Brand
Dayton
Item
Flammable Vapor Belt-Drive Fan with Drive, 18 1/2 in Wheel, 4,102 cfm
Category
Flammable Vapor Belt-Drive Fans with Drive
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 — 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, 4,102 cfm
Wheel
18 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

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-81820) is a flammable vapor belt-drive fan with drive, featuring a belt drive package and a square base. It is unassembled, includes a totally enclosed fan-cooled standard-efficiency motor rated at 230/460V AC with one speed, and is designed for roof mounting. This unit is rated for hazardous locations: Class I Groups C & D and Class II Groups E, F & G, with an exhaust airflow range of 2,000 to 4,999 cfm at both 0.000 in SP and 0.500 in SP.

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 is a flammable vapor belt-drive roof exhaust fan designed for hazardous locations classified as Class I Groups C & D and Class II Groups E, F & G. It moves 4,102 cfm of air at 0.000 in SP and is suitable for industrial ventilation in environments with combustible dusts or flammable vapors.

What are the specifications of the DAYTON roof exhaust fan?

The DAYTON features an 18 1/2 in wheel, belt drive with drive pack, and a totally enclosed fan-cooled motor rated at 230/460V AC, 1 speed. It is unassembled with a square base, mounts on the roof, and delivers 4,102 cfm. It is rated for hazardous locations: Class I Groups C & D and Class II Groups E, F & G.

Where to buy the DAYTON 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; we source and deliver this flammable vapor belt-drive fan to any location.

How to install the DAYTON roof exhaust fan?

The DAYTON is supplied unassembled and requires field assembly of the belt drive, motor, and wheel. Mount the square base securely on a roof curb, ensuring proper sealing against weather. Follow the manufacturer's manual for belt tensioning and electrical connections to the 230/460V AC motor. Always comply with local codes for hazardous locations.

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
Belt-drive roof exhaust fan for hazardous locations rated Class I Groups C & D and Class II Groups E, F & G. Unassembled unit with 21 1/2 in wheel delivers 4,759 cfm. Includes drive package and totally enclosed fan cooled motor for 230/460V AC operation
Dayton
Belt-drive roof exhaust fan for hazardous locations rated Class I Groups C & D and Class II Groups E, F & G. Unassembled unit with 21 1/2 in wheel delivers 4,759 cfm. Includes drive package and totally enclosed fan cooled motor for 230/460V AC operation
Centrifugal downblast roof exhaust fan with belt drive, includes drive pack. Wheel diameter 18 1/2 in, airflow 4,608 cfm. Square base, unassembled. Totally enclosed fan-cooled motor, standard efficiency, single speed, 208-230/460V AC. Rated for hazardous locations: Class I Groups C & D, Class II Groups E, F & G. Suitable for general ventilation in industrial settings requiring flammable vapor handling
Dayton
Centrifugal downblast roof exhaust fan with belt drive, includes drive pack. Wheel diameter 18 1/2 in, airflow 4,608 cfm. Square base, unassembled. Totally enclosed fan-cooled motor, standard efficiency, single speed, 208-230/460V AC. Rated for hazardous locations: Class I Groups C & D, Class II Groups E, F & G. Suitable for general ventilation in industrial settings requiring flammable vapor handling
This belt-drive fan is designed for roof-mounted exhaust in hazardous locations. It includes a drive pack and features a 14 3/4 in wheel delivering 2,170 cfm. The totally enclosed nonventilated motor operates at 230/460V AC. Rated for Class I Groups C & D and Class II Groups E, F & G, it is suitable for ventilating areas with flammable vapors or combustible dusts
Dayton
This belt-drive fan is designed for roof-mounted exhaust in hazardous locations. It includes a drive pack and features a 14 3/4 in wheel delivering 2,170 cfm. The totally enclosed nonventilated motor operates at 230/460V AC. Rated for Class I Groups C & D and Class II Groups E, F & G, it is suitable for ventilating areas with flammable vapors or combustible dusts
Belt-drive downblast roof exhaust fan for hazardous locations. Rated Class I Groups C & D, Class II Groups E & F. Includes drive package, 30 1/2 in wheel, 6,803 cfm, 115/208-230V AC single-speed TEFC motor. Unassembled
Dayton
Belt-drive downblast roof exhaust fan for hazardous locations. Rated Class I Groups C & D, Class II Groups E & F. Includes drive package, 30 1/2 in wheel, 6,803 cfm, 115/208-230V AC single-speed TEFC motor. Unassembled
This unassembled belt-drive fan includes a drive package and is designed for roof-mount exhaust applications. It features an 18 1/2 in wheel delivering 3150 cfm, with a totally enclosed nonventilated motor rated for 230/460V AC. Suitable for hazardous locations classified as Class I Groups C & D and Class II Groups E, F & G, it is used to ventilate areas where flammable vapors or combustible dusts may be present
Dayton
This unassembled belt-drive fan includes a drive package and is designed for roof-mount exhaust applications. It features an 18 1/2 in wheel delivering 3150 cfm, with a totally enclosed nonventilated motor rated for 230/460V AC. Suitable for hazardous locations classified as Class I Groups C & D and Class II Groups E, F & G, it is used to ventilate areas where flammable vapors or combustible dusts may be present
This belt-drive fan is designed for roof-mounted exhaust in hazardous locations classified as Class I Groups C & D and Class II Groups E, F & G. It features an 18 1/2 in wheel, delivers 3,655 cfm, and includes a drive package. The unassembled unit has a square base and is powered by a standard-efficiency, totally enclosed fan cooled motor rated at 208-230/460V AC
Dayton
This belt-drive fan is designed for roof-mounted exhaust in hazardous locations classified as Class I Groups C & D and Class II Groups E, F & G. It features an 18 1/2 in wheel, delivers 3,655 cfm, and includes a drive package. The unassembled unit has a square base and is powered by a standard-efficiency, totally enclosed fan cooled motor rated at 208-230/460V AC

More from Dayton

View all Dayton parts
This unassembled belt-drive fan is designed for hazardous locations classified as Class I Group C. It features a 24-inch blade, delivers 7,085 cfm at 0.000 in SP, and is powered by a 1 hp, 3-phase, totally enclosed fan-cooled motor with single speed and nameplate voltage of 208-230/460V AC. The fan includes a drive package, is intended for vertical mounting, and has Type B spark-resistant construction
Dayton
This unassembled belt-drive fan is designed for hazardous locations classified as Class I Group C. It features a 24-inch blade, delivers 7,085 cfm at 0.000 in SP, and is powered by a 1 hp, 3-phase, totally enclosed fan-cooled motor with single speed and nameplate voltage of 208-230/460V AC. The fan includes a drive package, is intended for vertical mounting, and has Type B spark-resistant construction
This belt-drive fan is designed for hazardous locations rated Class I Groups C & D and Class II Groups E, F & G. It features a 24 1/2 in wheel, delivers 5,371 cfm, and includes a drive package. The unassembled unit has a square base for roof mounting, with a totally enclosed fan-cooled motor (208-230/460V AC, single-speed, standard efficiency). Typical applications include ventilation in industrial environments where flammable vapors may be present
Dayton
This belt-drive fan is designed for hazardous locations rated Class I Groups C & D and Class II Groups E, F & G. It features a 24 1/2 in wheel, delivers 5,371 cfm, and includes a drive package. The unassembled unit has a square base for roof mounting, with a totally enclosed fan-cooled motor (208-230/460V AC, single-speed, standard efficiency). Typical applications include ventilation in industrial environments where flammable vapors may be present
This belt-drive fan is designed for hazardous locations classified as Class I Group C, where flammable vapors may be present. It features Type B spark-resistant construction, a 36-inch blade, and delivers 14,285 cfm at 0.000 in SP. The unassembled unit operates on 208-230V AC single-phase power with a capacitor-start capacitor-run motor and includes a drive package for horizontal mounting
Dayton
This belt-drive fan is designed for hazardous locations classified as Class I Group C, where flammable vapors may be present. It features Type B spark-resistant construction, a 36-inch blade, and delivers 14,285 cfm at 0.000 in SP. The unassembled unit operates on 208-230V AC single-phase power with a capacitor-start capacitor-run motor and includes a drive package for horizontal mounting
Unassembled belt-drive fan with 21-inch blade delivering 4042 cfm at 0.000 in SP. Powered by a 1/2 hp capacitor-start motor with totally enclosed fan-cooled enclosure, operating on 115/208-230V AC single speed. Includes drive package; horizontal mounting orientation. Spark Resistant Construction Type B, rated for Class I Group C hazardous locations
Dayton
Unassembled belt-drive fan with 21-inch blade delivering 4042 cfm at 0.000 in SP. Powered by a 1/2 hp capacitor-start motor with totally enclosed fan-cooled enclosure, operating on 115/208-230V AC single speed. Includes drive package; horizontal mounting orientation. Spark Resistant Construction Type B, rated for Class I Group C hazardous locations
Belt-drive tubeaxial fan with Type B spark-resistant construction for Class I Group C hazardous locations. Unassembled unit includes drive package; 18 in blade delivers 3,230 cfm at 0.000 in SP. Capacitor-start motor, 115/230V AC, single-phase, totally enclosed fan-cooled. Vertical mounting orientation
Dayton
Belt-drive tubeaxial fan with Type B spark-resistant construction for Class I Group C hazardous locations. Unassembled unit includes drive package; 18 in blade delivers 3,230 cfm at 0.000 in SP. Capacitor-start motor, 115/230V AC, single-phase, totally enclosed fan-cooled. Vertical mounting orientation
This unassembled roof-mounted fan includes a drive package and features a square base with a totally enclosed nonventilated standard-efficiency motor. It operates at 230/460V AC, single speed, and is rated for hazardous locations Class I Groups C & D and Class II Groups F & G. Typical applications include exhausting flammable vapors in industrial settings where belt-drive upblast configuration is required
Dayton
This unassembled roof-mounted fan includes a drive package and features a square base with a totally enclosed nonventilated standard-efficiency motor. It operates at 230/460V AC, single speed, and is rated for hazardous locations Class I Groups C & D and Class II Groups F & G. Typical applications include exhausting flammable vapors in industrial settings where belt-drive upblast configuration is required
This unassembled belt-drive fan is designed for horizontal mounting in hazardous locations classified as Class I Group C. It features a 21-inch blade, a totally enclosed nonventilated 3-phase motor rated at 230/460V AC, and delivers 3,522 cfm at 0.000 in SP. The drive package is included, and the spark-resistant construction type B enhances safety in flammable vapor environments
Dayton
This unassembled belt-drive fan is designed for horizontal mounting in hazardous locations classified as Class I Group C. It features a 21-inch blade, a totally enclosed nonventilated 3-phase motor rated at 230/460V AC, and delivers 3,522 cfm at 0.000 in SP. The drive package is included, and the spark-resistant construction type B enhances safety in flammable vapor environments
This belt-drive fan is designed for roof mounting and includes a drive package. It features a 24 1/2 in wheel and delivers 4,637 cfm exhaust airflow. The totally enclosed fan-cooled motor operates at 115/208-230V AC, single speed. Suitable for hazardous locations rated Class I Groups C & D and Class II Groups E & F
Dayton
This belt-drive fan is designed for roof mounting and includes a drive package. It features a 24 1/2 in wheel and delivers 4,637 cfm exhaust airflow. The totally enclosed fan-cooled motor operates at 115/208-230V AC, single speed. Suitable for hazardous locations rated Class I Groups C & D and Class II Groups E & F