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 Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 16 1/2 in Wheel - Flammable Vapor Belt-Drive Fans with Drive
DaytonFlammable Vapor Belt-Drive Fans with Drive

Dayton Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 16 1/2 in Wheel

The Dayton Centrifugal Upblast Roof Exhaust Fan (SKU 7HY55) is a flammable vapor belt-drive fan with drive package, featuring a 16 1/2 in wheel and 2,774 cfm exhaust airflow. It is unassembled, has a square base, and…

SKU 3G-OTH-80459

Brand
Dayton
Item
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 16 1/2 in Wheel
Category
Flammable Vapor Belt-Drive Fans 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
7HY55
Type
Includes Drive Pack, 2,774 cfm
Wheel
16 1/2 in
Assembly
Unassembled
Base Shape
Square
Drive Package
Includes Drive Package
Motor Enclosure
Totally Enclosed Fan Cooled
Motor Efficiency
Standard Motor
Number of Speeds
1
Mounting Location
Roof
Nameplate Voltage
115/208-230V AC
High-Efficiency Motor
No
Includes Drive Package
Yes
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
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 Centrifugal Upblast Roof Exhaust Fan (SKU 7HY55) is a flammable vapor belt-drive fan with drive package, featuring a 16 1/2 in wheel and 2,774 cfm exhaust airflow. It is unassembled, has a square base, and includes a drive package. The fan is rated for hazardous locations: Class I Groups C & D and Class II Groups E, F & G, with a totally enclosed fan-cooled motor and nameplate voltage of 115/208-230V AC.

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 →

Similar products

Matched by specification & description
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 16 1/2 in Wheel, 3,191 cfm (MPN 7HY58). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Fan Cooled; Nameplate Voltage: 208-230/460V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G.
Dayton
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 16 1/2 in Wheel, 3,191 cfm (MPN 7HY58). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Fan Cooled; Nameplate Voltage: 208-230/460V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G.
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 16 1/2 in Wheel, 2,774 cfm (MPN 7HY56). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Nonventilated; Nameplate Voltage: 230/460V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G.
Dayton
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 16 1/2 in Wheel, 2,774 cfm (MPN 7HY56). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Nonventilated; Nameplate Voltage: 230/460V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G.
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 14 3/4 in Wheel, 2,518 cfm (MPN 7HY50). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Fan Cooled; Nameplate Voltage: 115/208-230V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group F, Class II Group G.
Dayton
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 14 3/4 in Wheel, 2,518 cfm (MPN 7HY50). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Fan Cooled; Nameplate Voltage: 115/208-230V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group F, Class II Group G.
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 18 1/2 in Wheel, 3,551 cfm (MPN 7HY64). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Fan Cooled; Nameplate Voltage: 115/208-230V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G.
Dayton
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 18 1/2 in Wheel, 3,551 cfm (MPN 7HY64). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Fan Cooled; Nameplate Voltage: 115/208-230V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G.
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 18 1/2 in Wheel, 3,551 cfm (MPN 7HY65). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Fan Cooled; Nameplate Voltage: 208-230/460V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G.
Dayton
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 18 1/2 in Wheel, 3,551 cfm (MPN 7HY65). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Fan Cooled; Nameplate Voltage: 208-230/460V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G.
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 16 1/2 in Wheel, 3,636 cfm (MPN 7HY59). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Fan Cooled; Nameplate Voltage: 230/460V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G.
Dayton
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 16 1/2 in Wheel, 3,636 cfm (MPN 7HY59). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Fan Cooled; Nameplate Voltage: 230/460V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G.

More from Dayton

View all Dayton parts →
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 18 1/2 in Wheel, 4,061 cfm (MPN 7HY66). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Fan Cooled; Nameplate Voltage: 115/208-230V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G.
Dayton
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 18 1/2 in Wheel, 4,061 cfm (MPN 7HY66). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Fan Cooled; Nameplate Voltage: 115/208-230V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G.
DAYTON Tubeaxial Fan: Flammable Vapor, 36 in Blade, 17,570 cfm @ 0.000 in SP, 230/460V AC, 3 Phase (MPN 7F864). Key specifications — Brand: DAYTON; Includes Drive Package: Yes; Spark Resistant Construction Type: B; Assembly: Unassembled; Nameplate Voltage: 230/460V AC; Mounting Orientation: Vertical; Hazardous Location Specification: Class I Group C; Class I Group D.
Dayton
DAYTON Tubeaxial Fan: Flammable Vapor, 36 in Blade, 17,570 cfm @ 0.000 in SP, 230/460V AC, 3 Phase (MPN 7F864). Key specifications — Brand: DAYTON; Includes Drive Package: Yes; Spark Resistant Construction Type: B; Assembly: Unassembled; Nameplate Voltage: 230/460V AC; Mounting Orientation: Vertical; Hazardous Location Specification: Class I Group C; Class I Group D.
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 16 1/2 in Wheel, 3,191 cfm (MPN 7HY57). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Fan Cooled; Nameplate Voltage: 115/208-230V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G.
Dayton
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 16 1/2 in Wheel, 3,191 cfm (MPN 7HY57). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Fan Cooled; Nameplate Voltage: 115/208-230V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G.
DAYTON Tubeaxial Fan: Flammable Vapor, 48 in Blade, 38,100 cfm @ 0.000 in SP, 230/460V AC, 3 Phase (MPN 7F886). Key specifications — Brand: DAYTON; Includes Drive Package: Yes; Spark Resistant Construction Type: B; Assembly: Unassembled; Nameplate Voltage: 230/460V AC; Mounting Orientation: Vertical; Hazardous Location Specification: Class I Group C; Class I Group D.
Dayton
DAYTON Tubeaxial Fan: Flammable Vapor, 48 in Blade, 38,100 cfm @ 0.000 in SP, 230/460V AC, 3 Phase (MPN 7F886). Key specifications — Brand: DAYTON; Includes Drive Package: Yes; Spark Resistant Construction Type: B; Assembly: Unassembled; Nameplate Voltage: 230/460V AC; Mounting Orientation: Vertical; Hazardous Location Specification: Class I Group C; Class I Group D.
DAYTON Tubeaxial Fan: Flammable Vapor, 24 in Blade, 7,925 cfm @ 0.000 in SP, 208-230/460V AC (MPN 7F833). Key specifications — Brand: DAYTON; Includes Drive Package: Yes; Spark Resistant Construction Type: B; Assembly: Unassembled; Nameplate Voltage: 208-230/460V AC; Mounting Orientation: Vertical; Hazardous Location Specification: Class I Group C; Class I Group D.
Dayton
DAYTON Tubeaxial Fan: Flammable Vapor, 24 in Blade, 7,925 cfm @ 0.000 in SP, 208-230/460V AC (MPN 7F833). Key specifications — Brand: DAYTON; Includes Drive Package: Yes; Spark Resistant Construction Type: B; Assembly: Unassembled; Nameplate Voltage: 208-230/460V AC; Mounting Orientation: Vertical; Hazardous Location Specification: Class I Group C; Class I Group D.
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 14 3/4 in Wheel, 2,192 cfm (MPN 7HY48). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Fan Cooled; Nameplate Voltage: 115/208-230V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group F, Class II Group G.
Dayton
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 14 3/4 in Wheel, 2,192 cfm (MPN 7HY48). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Fan Cooled; Nameplate Voltage: 115/208-230V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group F, Class II Group G.
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 30 1/2 in Wheel, 10,772 cfm (MPN 7AF30). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G; Motor Enclosure: Totally Enclosed Fan Cooled; Mounting Location: Roof.
Dayton
Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 30 1/2 in Wheel, 10,772 cfm (MPN 7AF30). Key specifications — Assembly: Unassembled; Base Shape: Square; Brand: DAYTON; High-Efficiency Motor: No; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group E, Class II Group F, Class II Group G; Motor Enclosure: Totally Enclosed Fan Cooled; Mounting Location: Roof.
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 14 3/4 in Wheel, 2,192 cfm (MPN 7HY49). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Nonventilated; Nameplate Voltage: 230/460V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group F, Class II Group G.
Dayton
Centrifugal Upblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack, 14 3/4 in Wheel, 2,192 cfm (MPN 7HY49). Key specifications — Brand: DAYTON; Base Shape: Square; Assembly: Unassembled; Motor Enclosure: Totally Enclosed Nonventilated; Nameplate Voltage: 230/460V AC; Mounting Location: Roof; For High-Static Pressure Applications: No; Hazardous Location Specification: Class I Group C, Class I Group D, Class II Group F, Class II Group G.