We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

Dayton Plenum Fan: 24 1/2 in Wheel Dia, Belt Drive, With Drive, 8,865 cfm @ 0.250 in SP - Belt-Drive Blower with Drive
DaytonBelt-Drive Blower with Drive

Dayton Plenum Fan: 24 1/2 in Wheel Dia, Belt Drive, With Drive, 8,865 cfm @ 0.250 in SP

The Dayton is an unassembled belt-drive plenum blower with a 24 1/2-inch wheel diameter and a backward-curved wheel. It delivers 8,865 cfm at 0.250 in SP and is powered by a 230V AC totally enclosed fan-cooled motor.

SKU 3G-OTH-74783

Brand
Dayton
Item
Plenum Fan: 24 1/2 in Wheel Dia, Belt Drive, With Drive, 8,865 cfm @ 0.250 in SP
Category
Belt-Drive Blower 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

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

Dayton
Type
Belt Drive, With Drive, 8,865 cfm @ 0.250 in SP, TEFC
AC
230V
Assembly
Unassembled
Wheel Type
Backward-Curved
Motor Enclosure
Totally Enclosed Fan Cooled
Nameplate Voltage
230V AC

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 is an unassembled belt-drive plenum blower with a 24 1/2-inch wheel diameter and a backward-curved wheel. It delivers 8,865 cfm at 0.250 in SP and is powered by a 230V AC totally enclosed fan-cooled motor.

Frequently Asked Questions

What is the Dayton 3G-OTH-74783 plenum fan used for?

The Dayton 3G-OTH-74783 belt-drive plenum blower is used for industrial ventilation, exhaust, and air-handling systems. Its backward-curved wheel and 8,865 cfm capacity suit medium-pressure applications like HVAC, dust collection, and process cooling in factories and commercial buildings.

What are the specifications of the Dayton 3G-OTH-74783?

The Dayton 3G-OTH-74783 is a belt-drive plenum fan with a 24 1/2-inch wheel diameter, backward-curved wheel, and 8,865 cfm at 0.250 in SP. It has a TEFC motor, 230V AC nameplate voltage, and is supplied unassembled. The manufacturer part number is 3G-OTH-74783.

Where to buy the Dayton 3G-OTH-74783 worldwide?

3G Electric supplies the Dayton 3G-OTH-74783 belt-drive plenum fan to customers worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this unassembled blower.

How to install the Dayton 3G-OTH-74783 unassembled plenum fan?

Installation of the unassembled Dayton 3G-OTH-74783 requires mounting the motor, aligning the belt drive, and securing the wheel per the manufacturer's manual. Ensure proper duct connections and electrical wiring for the 230V AC TEFC motor. Always follow local codes and use qualified personnel.

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 belt-drive blower 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
Plenum Fan: 24 1/2 in Wheel Dia, Belt Drive, With Drive, 10,208 cfm @ 0.250 in SP, TEFC, 230V AC
Dayton
Plenum Fan: 24 1/2 in Wheel Dia, Belt Drive, With Drive, 10,208 cfm @ 0.250 in SP, TEFC, 230V AC
Plenum Fan: 22 in Wheel Dia, Belt Drive, With Drive, 9,447 cfm @ 0.250 in SP, TEFC, 230V AC, 1 Ph
Dayton
Plenum Fan: 22 in Wheel Dia, Belt Drive, With Drive, 9,447 cfm @ 0.250 in SP, TEFC, 230V AC, 1 Ph
Plenum Fan: 22 in Wheel Dia, Belt Drive, With Drive, 8,210 cfm @ 0.250 in SP, TEFC, 230V AC, 1 Ph
Dayton
Plenum Fan: 22 in Wheel Dia, Belt Drive, With Drive, 8,210 cfm @ 0.250 in SP, TEFC, 230V AC, 1 Ph
Plenum Fan: 18 1/2 in Wheel Dia, Belt Drive, With Drive, 4,302 cfm @ 0.250 in SP, TEFC, 1 Ph
Dayton
Plenum Fan: 18 1/2 in Wheel Dia, Belt Drive, With Drive, 4,302 cfm @ 0.250 in SP, TEFC, 1 Ph
Plenum Fan: 15 in Wheel Dia, Belt Drive, With Drive, 2,553 cfm @ 0.250 in SP, ODP, 115/208-230V AC
Dayton
Plenum Fan: 15 in Wheel Dia, Belt Drive, With Drive, 2,553 cfm @ 0.250 in SP, ODP, 115/208-230V AC
Plenum Fan: 18 1/2 in Wheel Dia, Belt Drive, With Drive, 3,332 cfm @ 0.250 in SP, ODP, 1 Ph, 3/4 hp
Dayton
Plenum Fan: 18 1/2 in Wheel Dia, Belt Drive, With Drive, 3,332 cfm @ 0.250 in SP, ODP, 1 Ph, 3/4 hp

More from Dayton

View all Dayton parts
Plenum Fan: 22 in Wheel Dia, Belt Drive, With Drive, 5,361 cfm @ 0.250 in SP, TEFC, 115/208-230V AC
Dayton
Plenum Fan: 22 in Wheel Dia, Belt Drive, With Drive, 5,361 cfm @ 0.250 in SP, TEFC, 115/208-230V AC
Plenum Fan: 24 1/2 in Wheel Dia, Belt Drive, With Drive, 12,858 cfm @ 0.250 in SP, ODP, 3 Ph, 15 hp
Dayton
Plenum Fan: 24 1/2 in Wheel Dia, Belt Drive, With Drive, 12,858 cfm @ 0.250 in SP, ODP, 3 Ph, 15 hp
Plenum Fan: 13 1/2 in Wheel Dia, Belt Drive, With Drive, 1,479 cfm @ 0.250 in SP, ODP, 1 Ph, 1/4 hp
Dayton
Plenum Fan: 13 1/2 in Wheel Dia, Belt Drive, With Drive, 1,479 cfm @ 0.250 in SP, ODP, 1 Ph, 1/4 hp
Plenum Fan: 13 1/2 in Wheel Dia, Belt Drive, With Drive, 1,647 cfm @ 0.250 in SP, ODP, 1 Ph, 1/4 hp
Dayton
Plenum Fan: 13 1/2 in Wheel Dia, Belt Drive, With Drive, 1,647 cfm @ 0.250 in SP, ODP, 1 Ph, 1/4 hp
Plenum Fan: 18 1/2 in Wheel Dia, Belt Drive, With Drive, 3,332 cfm @ 0.250 in SP, TEFC, 115/230V AC
Dayton
Plenum Fan: 18 1/2 in Wheel Dia, Belt Drive, With Drive, 3,332 cfm @ 0.250 in SP, TEFC, 115/230V AC
Plenum Fan: 30 1/2 in Wheel Dia, Belt Drive, With Drive, 14,817 cfm @ 0.250 in SP, TEFC, 230V AC
Dayton
Plenum Fan: 30 1/2 in Wheel Dia, Belt Drive, With Drive, 14,817 cfm @ 0.250 in SP, TEFC, 230V AC
Plenum Fan: 13 1/2 in Wheel Dia, Belt Drive, With Drive, 1,479 cfm @ 0.250 in SP, TEFC, 115/230V AC
Dayton
Plenum Fan: 13 1/2 in Wheel Dia, Belt Drive, With Drive, 1,479 cfm @ 0.250 in SP, TEFC, 115/230V AC
Plenum Fan: 15 in Wheel Dia, Belt Drive, With Drive, 3,272 cfm @ 0.250 in SP, TEFC, 115/208-230V AC
Dayton
Plenum Fan: 15 in Wheel Dia, Belt Drive, With Drive, 3,272 cfm @ 0.250 in SP, TEFC, 115/208-230V AC