Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

3G Electric
RFQ CartGet a QuoteSign inSign up
Dayton In-Line Duct Blower: 11 in Wheel, Belt Drive, Includes Drive Pack, 687 cfm @ 0.250 in SP - Belt-Drive Blowers with Drive
DaytonBelt-Drive Blowers with Drive

Dayton In-Line Duct Blower: 11 in Wheel, Belt Drive, Includes Drive Pack, 687 cfm @ 0.250 in SP

The Dayton In-Line Duct Blower with an 11-inch wheel is a belt-drive blower that includes a drive package. It features a 1/4 hp, 115/230V AC, single-phase, capacitor-start motor with an open dripproof enclosure and a…

SKU 3G-OTH-74218

Brand
Dayton
Item
In-Line Duct Blower: 11 in Wheel, Belt Drive, Includes Drive Pack, 687 cfm @ 0.250 in SP
Category
Belt-Drive Blowers with Drive
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
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

Technical Specifications

Dayton
Manufacturer Part Number
7M7R3
Type
Belt Drive, Includes Drive Pack, 687 cfm @ 0.250 in SP, 1/4 hp
Phase
1
Assembly
Unassembled
Standards
UL 705
Motor Type
Capacitor-Start
Wheel Type
Backward-Inclined
Drive Package
Includes Drive Package
Motor Enclosure
Open Dripproof
Nameplate Voltage
115/230V AC
Includes Drive Package
Yes
View Full Spec Sheet

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 In-Line Duct Blower with an 11-inch wheel is a belt-drive blower that includes a drive package. It features a 1/4 hp, 115/230V AC, single-phase, capacitor-start motor with an open dripproof enclosure and a backward-inclined wheel. This unassembled unit delivers 687 cfm at 0.250 inches of static pressure and complies with UL 705 standards.

Frequently Asked Questions

What is the Dayton In-Line Duct Blower used for?

The Dayton In-Line Duct Blower is used for moving air in HVAC and industrial ventilation systems. It is suitable for exhaust or supply applications where moderate static pressure is present, such as in ducted ventilation for factories, warehouses, or commercial buildings.

What are the specifications of the Dayton In-Line Duct Blower 7M7R3?

The Dayton 7M7R3 is a belt-drive in-line duct blower with an 11-inch backward-inclined wheel. It delivers 687 cfm at 0.250 inches static pressure, powered by a 1/4 hp, 115/230V AC, single-phase capacitor-start motor with an open dripproof enclosure. It is unassembled and UL 705 listed.

Where to buy the Dayton In-Line Duct Blower worldwide?

You can source the Dayton In-Line Duct Blower through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this belt-drive blower.

How to install the Dayton In-Line Duct Blower?

Install the Dayton In-Line Duct Blower by mounting it securely in the ductwork, ensuring proper alignment of the belt drive. Connect the 115/230V AC power to the capacitor-start motor per local codes. Since it ships unassembled, follow the included instructions to attach the wheel and drive pack before operation.

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 blowers 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 →

Similar products

Matched by specification & description
In-Line Duct Blower: 11 in Wheel, Belt Drive, Includes Drive Pack, 1,041 cfm @ 0.250 in SP, 3/4 hp (MPN 7M7R6). Key specifications — Assembly: Unassembled; Brand: DAYTON; Includes Drive Package: Yes; Standards: UL 705; Wheel Type: Backward-Inclined; Phase: 1; Motor Type: Capacitor-Start; Motor Enclosure: Open Dripproof.
Dayton
In-Line Duct Blower: 11 in Wheel, Belt Drive, Includes Drive Pack, 1,041 cfm @ 0.250 in SP, 3/4 hp (MPN 7M7R6). Key specifications — Assembly: Unassembled; Brand: DAYTON; Includes Drive Package: Yes; Standards: UL 705; Wheel Type: Backward-Inclined; Phase: 1; Motor Type: Capacitor-Start; Motor Enclosure: Open Dripproof.
In-Line Duct Blower: 11 in Wheel, Belt Drive, Includes Drive Pack, 897 cfm @ 0.250 in SP, 1/2 hp (MPN 7M7R7). Key specifications — Assembly: Unassembled; Brand: DAYTON; Includes Drive Package: Yes; Standards: UL 705; Wheel Type: Backward-Inclined; Phase: 3; Motor Enclosure: Open Dripproof; Nameplate Voltage: 208-230/460V AC.
Dayton
In-Line Duct Blower: 11 in Wheel, Belt Drive, Includes Drive Pack, 897 cfm @ 0.250 in SP, 1/2 hp (MPN 7M7R7). Key specifications — Assembly: Unassembled; Brand: DAYTON; Includes Drive Package: Yes; Standards: UL 705; Wheel Type: Backward-Inclined; Phase: 3; Motor Enclosure: Open Dripproof; Nameplate Voltage: 208-230/460V AC.
In-Line Duct Blower: 11 in Wheel, Belt Drive, Includes Drive Pack, 769 cfm @ 0.250 in SP, 1/3 hp (MPN 7M7R4). Key specifications — Assembly: Unassembled; Brand: DAYTON; Includes Drive Package: Yes; Standards: AMCA Certified; Wheel Type: Backward-Inclined; Phase: 1; Motor Type: Capacitor-Start; Motor Enclosure: Open Dripproof.
Dayton
In-Line Duct Blower: 11 in Wheel, Belt Drive, Includes Drive Pack, 769 cfm @ 0.250 in SP, 1/3 hp (MPN 7M7R4). Key specifications — Assembly: Unassembled; Brand: DAYTON; Includes Drive Package: Yes; Standards: AMCA Certified; Wheel Type: Backward-Inclined; Phase: 1; Motor Type: Capacitor-Start; Motor Enclosure: Open Dripproof.
In-Line Duct Blower: 11 in Wheel, Belt Drive, Includes Drive Pack, 897 cfm @ 0.250 in SP, 1/2 hp (MPN 7M7R5). Key specifications — Assembly: Unassembled; Brand: DAYTON; Includes Drive Package: Yes; Standards: AMCA Certified; Wheel Type: Backward-Inclined; Phase: 1; Motor Type: Capacitor-Start; Motor Enclosure: Open Dripproof.
Dayton
In-Line Duct Blower: 11 in Wheel, Belt Drive, Includes Drive Pack, 897 cfm @ 0.250 in SP, 1/2 hp (MPN 7M7R5). Key specifications — Assembly: Unassembled; Brand: DAYTON; Includes Drive Package: Yes; Standards: AMCA Certified; Wheel Type: Backward-Inclined; Phase: 1; Motor Type: Capacitor-Start; Motor Enclosure: Open Dripproof.
In-Line Duct Blower: 11 in Wheel, Belt Drive, Includes Drive Pack, 1,041 cfm @ 0.250 in SP, 3/4 hp (MPN 7M7R8). Key specifications — Assembly: Unassembled; Brand: DAYTON; Includes Drive Package: Yes; Standards: AMCA Certified; Wheel Type: Backward-Inclined; Phase: 3; Motor Enclosure: Open Dripproof; Nameplate Voltage: 208-230/460V AC.
Dayton
In-Line Duct Blower: 11 in Wheel, Belt Drive, Includes Drive Pack, 1,041 cfm @ 0.250 in SP, 3/4 hp (MPN 7M7R8). Key specifications — Assembly: Unassembled; Brand: DAYTON; Includes Drive Package: Yes; Standards: AMCA Certified; Wheel Type: Backward-Inclined; Phase: 3; Motor Enclosure: Open Dripproof; Nameplate Voltage: 208-230/460V AC.
Blower: Belt Drive, Includes Drive Pack, 3,982 cfm @ 0.250 in SP, 1 1/2 hp, 115/230V AC, 1 Ph (MPN 7H137). Key specifications — Brand: DAYTON; Motor Enclosure: Open Dripproof; Nominal Voltage: 115/230V AC; Motor Enclosure Design_Table: Open Dripproof Motor.
Dayton
Blower: Belt Drive, Includes Drive Pack, 3,982 cfm @ 0.250 in SP, 1 1/2 hp, 115/230V AC, 1 Ph (MPN 7H137). Key specifications — Brand: DAYTON; Motor Enclosure: Open Dripproof; Nominal Voltage: 115/230V AC; Motor Enclosure Design_Table: Open Dripproof Motor.

More from Dayton

View all Dayton parts →
Blower: 18 1/4 in Wheel Dia, Belt Drive, Includes Drive Pack, 1 hp, 115/230V AC, 1 Ph (MPN 7HP79). Key specifications — Rotation: CW; Brand: DAYTON; Motor Housing Design: Totally Enclosed Motor; Nominal Voltage: 115/230V AC.
Dayton
Blower: 18 1/4 in Wheel Dia, Belt Drive, Includes Drive Pack, 1 hp, 115/230V AC, 1 Ph (MPN 7HP79). Key specifications — Rotation: CW; Brand: DAYTON; Motor Housing Design: Totally Enclosed Motor; Nominal Voltage: 115/230V AC.
Blower: 10 1/4 in Wheel Dia, Belt Drive, Includes Drive Pack, 1,180 cfm, 1/2 hp, 230/460V AC, 3 Ph (MPN 7HR82). Key specifications — Rotation: CCW; Brand: DAYTON; Motor Housing Design: Open Motor; Nominal Voltage: 230/460V AC.
Dayton
Blower: 10 1/4 in Wheel Dia, Belt Drive, Includes Drive Pack, 1,180 cfm, 1/2 hp, 230/460V AC, 3 Ph (MPN 7HR82). Key specifications — Rotation: CCW; Brand: DAYTON; Motor Housing Design: Open Motor; Nominal Voltage: 230/460V AC.
Blower: 12 3/4 in Wheel Dia, Belt Drive, Includes Drive Pack, 1,584 cfm, 3/4 hp, 115/230V AC, 1 Ph (MPN 7J558). Key specifications — Rotation: CW; Brand: DAYTON; Motor Housing Design: Totally Enclosed Motor; Nominal Voltage: 115/230V AC.
Dayton
Blower: 12 3/4 in Wheel Dia, Belt Drive, Includes Drive Pack, 1,584 cfm, 3/4 hp, 115/230V AC, 1 Ph (MPN 7J558). Key specifications — Rotation: CW; Brand: DAYTON; Motor Housing Design: Totally Enclosed Motor; Nominal Voltage: 115/230V AC.
Blower with Motor and Drive Package: 15 in Wheel Dia, Belt Drive, Includes Drive Pack, 3,980 cfm (MPN 7HN81). Key specifications — Brand: DAYTON; Motor Housing Design: Open Motor; Nominal Voltage: 115/208-230V AC.
Dayton
Blower with Motor and Drive Package: 15 in Wheel Dia, Belt Drive, Includes Drive Pack, 3,980 cfm (MPN 7HN81). Key specifications — Brand: DAYTON; Motor Housing Design: Open Motor; Nominal Voltage: 115/208-230V AC.
Blower with Motor and Drive Package: 12 3/4 in Wheel Dia, Belt Drive, Includes Drive Pack, 3 hp (MPN 7J473). Key specifications — Brand: DAYTON; Motor Housing Design: Totally Enclosed Motor; Nominal Voltage: 230/460V AC.
Dayton
Blower with Motor and Drive Package: 12 3/4 in Wheel Dia, Belt Drive, Includes Drive Pack, 3 hp (MPN 7J473). Key specifications — Brand: DAYTON; Motor Housing Design: Totally Enclosed Motor; Nominal Voltage: 230/460V AC.
Blower: 10 1/4 in Wheel Dia, Belt Drive, Includes Drive Pack, 1,180 cfm, 3/4 hp, 208-230/460V AC (MPN 7J589). Key specifications — Rotation: CCW; Brand: DAYTON; Motor Housing Design: Totally Enclosed Motor; Nominal Voltage: 208-230/460V AC.
Dayton
Blower: 10 1/4 in Wheel Dia, Belt Drive, Includes Drive Pack, 1,180 cfm, 3/4 hp, 208-230/460V AC (MPN 7J589). Key specifications — Rotation: CCW; Brand: DAYTON; Motor Housing Design: Totally Enclosed Motor; Nominal Voltage: 208-230/460V AC.
Blower with Motor and Drive Package: 15 in Wheel Dia, Belt Drive, Includes Drive Pack, 1 hp, 1 Ph (MPN 7J478). Key specifications — Brand: DAYTON; Motor Housing Design: Totally Enclosed Motor; Nominal Voltage: 115/230V AC.
Dayton
Blower with Motor and Drive Package: 15 in Wheel Dia, Belt Drive, Includes Drive Pack, 1 hp, 1 Ph (MPN 7J478). Key specifications — Brand: DAYTON; Motor Housing Design: Totally Enclosed Motor; Nominal Voltage: 115/230V AC.
Blower: 11 1/8 in Wheel Dia, Belt Drive, Includes Drive Pack, 1,720 cfm, 1 hp, 115/230V AC, 1 Ph (MPN 7J580). Key specifications — Rotation: CCW; Brand: DAYTON; Motor Housing Design: Totally Enclosed Motor; Nominal Voltage: 115/230V AC.
Dayton
Blower: 11 1/8 in Wheel Dia, Belt Drive, Includes Drive Pack, 1,720 cfm, 1 hp, 115/230V AC, 1 Ph (MPN 7J580). Key specifications — Rotation: CCW; Brand: DAYTON; Motor Housing Design: Totally Enclosed Motor; Nominal Voltage: 115/230V AC.