Dayton Centrifugal Downblast Roof Exhaust Fan: Belt Drive, Includes Drive Pack
The Dayton Centrifugal Downblast Roof Exhaust Fan (SKU 7AX51) is a belt-drive clean air fan with a drive package, designed for roof mounting. It features an unassembled square base, an open dripproof motor enclosure…
SKU 3G-OTH-78745
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Product Description
The Dayton Centrifugal Downblast Roof Exhaust Fan (SKU 7AX51) is a belt-drive clean air fan with a drive package, designed for roof mounting. It features an unassembled square base, an open dripproof motor enclosure, and standard-efficiency motors with a single speed. The fan operates at 2,523 cfm with a 14 3/4-inch wheel and a nameplate voltage of 208-230/460V 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 7AX51 centrifugal downblast roof exhaust fan used for?
The Dayton 7AX51 is a belt-drive roof exhaust fan designed for clean-air ventilation in commercial and industrial buildings. It removes stale air, heat, or fumes from roof-mounted systems, operating at 2,523 cfm with a 14 3/4-inch wheel. Typical applications include warehouses, factories, and assembly plants where reliable general exhaust is needed.
What are the specifications of the Dayton 7AX51 roof exhaust fan?
The Dayton 7AX51 is a belt-drive downblast fan with a square base, unassembled for field installation. It includes a drive package, open dripproof motor enclosure, and standard-efficiency single-speed motor. Nameplate voltage is 208-230/460V AC. Exhaust airflow ranges from 2,000 to 4,999 cfm at both 0.000 and 0.500 in SP. It is not for high-static-pressure applications.
Where to buy the Dayton 7AX51 exhaust fan worldwide?
3G Electric supplies the Dayton 7AX51 centrifugal downblast roof exhaust fan to customers worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time. We source and deliver this Dayton fan to any international destination.
How to install the Dayton 7AX51 belt-drive roof exhaust fan?
The Dayton 7AX51 ships unassembled and requires field assembly of the drive package, motor, and wheel. Mount the square base on a roof curb, ensuring proper sealing against weather. Align belt and pulleys per Dayton's manual, and wire the 208-230/460V AC motor to a suitable disconnect. Always follow local electrical codes and use a licensed contractor.
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3G Electric supplies Dayton clean air belt-drive fans with drive. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















