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Dayton In-Line Duct Blower: 18 1/4 in Wheel, Direct Drive, Includes Drive Pack - Direct-Drive Blowers with Drive
DaytonDirect-Drive Blowers with Drive

Dayton In-Line Duct Blower: 18 1/4 in Wheel, Direct Drive, Includes Drive Pack

The Dayton In-Line Duct Blower with 18 1/4 in Wheel (SKU 3G-OTH-73872) is a direct-drive blower that includes a drive package. It features a 1-phase, electronically commutated motor with a totally enclosed…

SKU 3G-OTH-73872

Brand
Dayton
Item
In-Line Duct Blower: 18 1/4 in Wheel, Direct Drive, Includes Drive Pack
Category
Direct-Drive Blowers with Drive
Available to Order
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Technical specs
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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
Direct Drive, Includes Drive Pack, 3,725 cfm @ 0.250 in SP
Phase
1
Assembly
Unassembled
Rotation
CW
Standards
AMCA Certified
Motor Type
Electronically Commutated
Wheel Type
Mixed Flow
Drive Package
Includes Drive Package
Motor Enclosure
Totally Enclosed Nonventilated
Nameplate Voltage
115/208-230V AC
Includes Drive Package
Yes

Technical Documents

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

Product Description

The Dayton In-Line Duct Blower with 18 1/4 in Wheel (SKU 3G-OTH-73872) is a direct-drive blower that includes a drive package. It features a 1-phase, electronically commutated motor with a totally enclosed nonventilated enclosure, rated for 115/208-230V AC. This unassembled unit delivers 3,725 cfm at 0.250 in SP, has CW rotation, a mixed flow wheel, and is AMCA Certified.

Frequently Asked Questions

What is the Dayton In-Line Duct Blower 3G-OTH-73872 used for?

The Dayton In-Line Duct Blower 3G-OTH-73872 is used for moving air in HVAC and industrial ventilation systems. Its mixed flow wheel and direct-drive design deliver 3,725 cfm at 0.250 in SP, making it suitable for ducted exhaust or supply applications requiring moderate static pressure.

What are the specifications of the Dayton 3G-OTH-73872 blower?

The Dayton 3G-OTH-73872 is a direct-drive in-line duct blower with an 18 1/4 in mixed flow wheel. It includes a drive package, has a 1-phase electronically commutated motor rated 115/208-230V AC, delivers 3,725 cfm at 0.250 in SP, and is AMCA Certified. Rotation is CW; unit is unassembled.

Where to buy the Dayton 3G-OTH-73872 in-line duct blower worldwide?

3G Electric supplies the Dayton 3G-OTH-73872 in-line duct blower to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this AMCA Certified, direct-drive blower.

How to install the Dayton 3G-OTH-73872 unassembled duct blower?

The Dayton 3G-OTH-73872 ships unassembled. Install by mounting the motor and mixed flow wheel per the included drive pack instructions, ensuring CW rotation. Connect to a 115/208-230V AC supply. Follow AMCA guidelines for duct connections and support. Always consult a qualified electrician for wiring.

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 direct-drive blowers 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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