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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
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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

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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.

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 7HY55 centrifugal upblast roof exhaust fan used for?

The Dayton 7HY55 is a belt-drive roof exhaust fan designed for hazardous locations where flammable vapors may be present. It is suitable for Class I Groups C & D and Class II Groups E, F & G environments, such as chemical plants, paint booths, or industrial facilities requiring explosion-proof ventilation.

What are the specifications of the Dayton 7HY55 roof exhaust fan?

The Dayton 7HY55 features a 16 1/2 in wheel, 2,774 cfm exhaust airflow, and a totally enclosed fan-cooled motor rated at 115/208-230V AC. It includes a drive package, has a square base, and is unassembled. The fan is rated for hazardous locations: Class I Groups C & D and Class II Groups E, F & G.

Where to buy the Dayton 7HY55 roof exhaust fan worldwide?

The Dayton 7HY55 is available to order through 3G Electric, a global industrial equipment distributor. We source and deliver this fan to worldwide locations, handling full logistics and customs clearance. Contact 3G Electric for availability and lead time.

How to install the Dayton 7HY55 belt-drive roof exhaust fan?

Installation requires mounting the unassembled fan on a roof curb, connecting the drive package, and wiring the 115/208-230V AC motor per local codes. Ensure proper clearance for hazardous location compliance. Follow Dayton's manual for belt tension and alignment. 3G Electric recommends consulting a licensed electrician for safe installation.

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.

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DAYTON Tubeaxial Fan: Flammable Vapor, 34 in Blade, 19,290 cfm @ 0.000 in SP, 230/460V AC, 3 Phase (MPN 7F856). 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.
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DAYTON Tubeaxial Fan: Flammable Vapor, 34 in Blade, 19,290 cfm @ 0.000 in SP, 230/460V AC, 3 Phase (MPN 7F856). 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.
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